Граф коммитов

192210 Коммитов

Автор SHA1 Сообщение Дата
Linus Torvalds daadb3bd0e Peter Zijlstra says:
"Lots of cleanups and preparation; highlights:
 
  - futex: Cleanup and remove runtime futex_cmpxchg detection
 
  - rtmutex: Some fixes for the PREEMPT_RT locking infrastructure
 
  - kcsan: Share owner_on_cpu() between mutex,rtmutex and rwsem and
    annotate the racy owner->on_cpu access *once*.
 
  - atomic64: Dead-Code-Elemination"
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Merge tag 'locking_core_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull locking updates from Borislav Petkov:
 "Lots of cleanups and preparation. Highlights:

   - futex: Cleanup and remove runtime futex_cmpxchg detection

   - rtmutex: Some fixes for the PREEMPT_RT locking infrastructure

   - kcsan: Share owner_on_cpu() between mutex,rtmutex and rwsem and
     annotate the racy owner->on_cpu access *once*.

   - atomic64: Dead-Code-Elemination"

[ Description above by Peter Zijlstra ]

* tag 'locking_core_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  locking/atomic: atomic64: Remove unusable atomic ops
  futex: Fix additional regressions
  locking: Allow to include asm/spinlock_types.h from linux/spinlock_types_raw.h
  x86/mm: Include spinlock_t definition in pgtable.
  locking: Mark racy reads of owner->on_cpu
  locking: Make owner_on_cpu() into <linux/sched.h>
  lockdep/selftests: Adapt ww-tests for PREEMPT_RT
  lockdep/selftests: Skip the softirq related tests on PREEMPT_RT
  lockdep/selftests: Unbalanced migrate_disable() & rcu_read_lock().
  lockdep/selftests: Avoid using local_lock_{acquire|release}().
  lockdep: Remove softirq accounting on PREEMPT_RT.
  locking/rtmutex: Add rt_mutex_lock_nest_lock() and rt_mutex_lock_killable().
  locking/rtmutex: Squash self-deadlock check for ww_rt_mutex.
  locking: Remove rt_rwlock_is_contended().
  sched: Trigger warning if ->migration_disabled counter underflows.
  futex: Fix sparc32/m68k/nds32 build regression
  futex: Remove futex_cmpxchg detection
  futex: Ensure futex_atomic_cmpxchg_inatomic() is present
  kernel/locking: Use a pointer in ww_mutex_trylock().
2022-01-11 17:24:45 -08:00
Linus Torvalds 3e3a138a46 ARM updates for 5.17-rc1:
- amba bus irq rework
 - add kfence support
 - support for Cortex M33 and M55 CPUs
 - kbuild updates for decompressor
 - let core code manage thread_info::cpu
 - avoid unpredictable NOP encoding in decompressor
 - reduce information printed in calltraces
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Merge tag 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm

Pull ARM updates from Russell King:

 - amba bus irq rework

 - add kfence support

 - support for Cortex M33 and M55 CPUs

 - kbuild updates for decompressor

 - let core code manage thread_info::cpu

 - avoid unpredictable NOP encoding in decompressor

 - reduce information printed in calltraces

* tag 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm:
  ARM: reduce the information printed in call traces
  ARM: 9168/1: Add support for Cortex-M55 processor
  ARM: 9167/1: Add support for Cortex-M33 processor
  ARM: 9166/1: Support KFENCE for ARM
  ARM: 9165/1: mm: Provide is_write_fault()
  ARM: 9164/1: mm: Provide set_memory_valid()
  ARM: 9163/1: amba: Move of_amba_device_decode_irq() into amba_probe()
  ARM: 9162/1: amba: Kill sysfs attribute file of irq
  ARM: 9161/1: mm: mark private VM_FAULT_X defines as vm_fault_t
  ARM: 9159/1: decompressor: Avoid UNPREDICTABLE NOP encoding
  ARM: 9158/1: leave it to core code to manage thread_info::cpu
  ARM: 9154/1: decompressor: do not copy source files while building
2022-01-11 16:09:36 -08:00
Linus Torvalds c1eb8f6cff parisc architecture updates for kernel v5.17-rc1
- Fix lpa and lpa_user defines (John David Anglin)
 - Fix symbol lookup of init functions with an __is_kernel() fix (Helge Deller)
 - Fix wrong pdc_toc_pim_11 and pdc_toc_pim_20 definitions (Helge Deller)
 - Add lws_atomic_xchg and lws_atomic_store syscalls (John David Anglin)
 - Rewrite light-weight syscall and futex code (John David Anglin)
 - Enable TOC (transfer of contents) feature unconditionally (Helge Deller)
 - Improve fault handler messages (John David Anglin)
 - Improve build process (Masahiro Yamada)
 - Reduce kernel code footprint of user access functions (Helge Deller)
 - Fix build error due to outX() macros (Bart Van Assche)
 - Ue default_groups in kobj_type in pdc_stable (Greg Kroah-Hartman)
 - Default to 16 CPUs on 32-bit kernel (Helge Deller)
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Merge tag 'for-5.17/parisc-1' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux

Pull parisc architecture updates from Helge Deller:

 - Fix lpa and lpa_user defines (John David Anglin)

 - Fix symbol lookup of init functions with an __is_kernel() fix (Helge
   Deller)

 - Fix wrong pdc_toc_pim_11 and pdc_toc_pim_20 definitions (Helge
   Deller)

 - Add lws_atomic_xchg and lws_atomic_store syscalls (John David Anglin)

 - Rewrite light-weight syscall and futex code (John David Anglin)

 - Enable TOC (transfer of contents) feature unconditionally (Helge
   Deller)

 - Improve fault handler messages (John David Anglin)

 - Improve build process (Masahiro Yamada)

 - Reduce kernel code footprint of user access functions (Helge Deller)

 - Fix build error due to outX() macros (Bart Van Assche)

 - Ue default_groups in kobj_type in pdc_stable (Greg Kroah-Hartman)

 - Default to 16 CPUs on 32-bit kernel (Helge Deller)

* tag 'for-5.17/parisc-1' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux:
  parisc: Default to 16 CPUs on 32-bit kernel
  sections: Fix __is_kernel() to include init ranges
  parisc: Re-use toc_stack as hpmc_stack
  parisc: Enable TOC (transfer of contents) feature unconditionally
  parisc: io: Improve the outb(), outw() and outl() macros
  parisc: pdc_stable: use default_groups in kobj_type
  parisc: Add kgdb io_module to read chars via PDC
  parisc: Fix pdc_toc_pim_11 and pdc_toc_pim_20 definitions
  parisc: Add lws_atomic_xchg and lws_atomic_store syscalls
  parisc: Rewrite light-weight syscall and futex code
  parisc: Enhance page fault termination message
  parisc: Don't call faulthandler_disabled() in do_page_fault()
  parisc: Switch user access functions to signal errors in r29 instead of r8
  parisc: Avoid calling faulthandler_disabled() twice
  parisc: Fix lpa and lpa_user defines
  parisc: Define depi_safe macro
  parisc: decompressor: do not copy source files while building
2022-01-11 15:42:45 -08:00
Linus Torvalds f18e2d8772 - Make x86 defconfigs more useful by enabling CONFIG_LOCALVERSION_AUTO
and CONFIG_KALLSYMS_ALL
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Merge tag 'x86_build_for_v5.17_rc1-p2' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull missed x86 build updates from Borislav Petkov:
 "In the heat of the battle between me and the tip pull requests, I've
  sent you the tip:x86/build branch without the two top-most commits
  from Ingo (it appears I hadn't fast-forwarded my local branch, sorry
  about that).

  Therefore, here's a part 2 of x86/build for 5.17.

   - Make x86 defconfigs more useful by enabling
     CONFIG_LOCALVERSION_AUTO and CONFIG_KALLSYMS_ALL

  And while you merge that, I'll be at the blackboard, writing:

    I will always fast-forward local branches before tagging and sending pull requests to Linus.
    I will always fast-forward local branches before tagging and sending pull requests to Linus.
    I will always fast-forward local branches before tagging and sending pull requests..."

* tag 'x86_build_for_v5.17_rc1-p2' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/kbuild: Enable CONFIG_KALLSYMS_ALL=y in the defconfigs
  x86/defconfig: Enable CONFIG_LOCALVERSION_AUTO=y in the defconfig
2022-01-11 15:38:11 -08:00
Linus Torvalds f12fc75ef7 EFI updates for v5.17
- support taking the measurement of the initrd when loaded via the
   LoadFile2 protocol
 - kobject API cleanup from Greg
 - some header file whitespace fixes
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Merge tag 'efi-next-for-v5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/efi/efi

Pull EFI updates from Ard Biesheuvel:

 - support taking the measurement of the initrd when loaded via the
   LoadFile2 protocol

 - kobject API cleanup from Greg

 - some header file whitespace fixes

* tag 'efi-next-for-v5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/efi/efi:
  efi: use default_groups in kobj_type
  efi/libstub: measure loaded initrd info into the TPM
  efi/libstub: consolidate initrd handling across architectures
  efi/libstub: x86/mixed: increase supported argument count
  efi/libstub: add prototype of efi_tcg2_protocol::hash_log_extend_event()
  include/linux/efi.h: Remove unneeded whitespaces before tabs
2022-01-11 15:36:30 -08:00
Linus Torvalds f692121142 This pull request contains the following changes for UML:
- set_fs removal
 - Devicetree support
 - Many cleanups from Al
 - Various virtio and build related fixes
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Merge tag 'for-linus-5.17-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/uml

Pull UML updates from Richard Weinberger:

 - set_fs removal

 - Devicetree support

 - Many cleanups from Al

 - Various virtio and build related fixes

* tag 'for-linus-5.17-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/uml: (31 commits)
  um: virtio_uml: Allow probing from devicetree
  um: Add devicetree support
  um: Extract load file helper from initrd.c
  um: remove set_fs
  hostfs: Fix writeback of dirty pages
  um: Use swap() to make code cleaner
  um: header debriding - sigio.h
  um: header debriding - os.h
  um: header debriding - net_*.h
  um: header debriding - mem_user.h
  um: header debriding - activate_ipi()
  um: common-offsets.h debriding...
  um, x86: bury crypto_tfm_ctx_offset
  um: unexport handle_page_fault()
  um: remove a dangling extern of syscall_trace()
  um: kill unused cpu()
  uml/i386: missing include in barrier.h
  um: stop polluting the namespace with registers.h contents
  logic_io instance of iounmap() needs volatile on argument
  um: move amd64 variant of mmap(2) to arch/x86/um/syscalls_64.c
  ...
2022-01-11 15:26:52 -08:00
Linus Torvalds 282aa44c21 spi: Updates for v5.17
This has mostly been a quiet release for the SPI subsystem, almost all
 cleanups and fixes to existing drivers.  A couple of changes that stand
 out:
 
  - Cleanups and support for version specific features in the DesignWare
    controller.
  - Removal of support for Netlogic devices from the XLP driver, the
    platform had previously been removed by MIPS so the support couldn't
    be used.
  - Conversion of several DT bindings to YAML format.
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Merge tag 'spi-v5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi

Pull spi updates from Mark Brown:
 "This has mostly been a quiet release for the SPI subsystem, almost all
  cleanups and fixes to existing drivers.

  A couple of changes that stand out:

   - Cleanups and support for version specific features in the
     DesignWare controller.

   - Removal of support for Netlogic devices from the XLP driver, the
     platform had previously been removed by MIPS so the support
     couldn't be used.

   - Conversion of several DT bindings to YAML format"

* tag 'spi-v5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi: (53 commits)
  spi: don't include ptp_clock_kernel.h in spi.h
  spi: spi-meson-spifc: Add missing pm_runtime_disable() in meson_spifc_probe
  spi: atmel: Fix typo
  spi: dt-bindings: mediatek,spi-mtk-nor: Fix example 'interrupts' property
  spi: qcom: geni: handle timeout for gpi mode
  spi: qcom: geni: set the error code for gpi transfer
  spi: spi-mux: Add reference to spi-peripheral-props.yaml schema
  spi: ar934x: fix transfer size
  spi: pxa2xx: Propagate firmware node
  spi: dw: Propagate firmware node
  spi: dln2: Propagate firmware node
  spi: ar934x: fix transfer and word delays
  spi: uniphier: Fix a bug that doesn't point to private data correctly
  spi: spi-mtk-nor: add new clock name 'axi' for spi nor
  spi: atmel,quadspi: Define sama7g5 QSPI
  spi: atmel,quadspi: Convert to json-schema
  spi: Fix incorrect cs_setup delay handling
  dt-bindings: mtd: spi-nor: Add a reference to spi-peripheral-props.yaml
  spi: dt-bindings: cdns,qspi-nor: Move peripheral-specific properties out
  spi: dt-bindings: add schema listing peripheral-specific properties
  ...
2022-01-11 12:19:47 -08:00
Linus Torvalds 4a110907a1 hwmon updates for v5.17
New drivers:
 - PMBus driver for MPS Multi-phase mp5023
 - PMBus driver for Delta AHE-50DC fan control module
 - Driver for NZXT RGB&Fan Controller/Smart Device v2
 - Driver for Texas Instruments INA238
 - Driver to support X370 Asus WMI
 - Driver to support B550 Asus WMI
 
 Other notable changes:
 - Cleanup of ntc_thermistor driver, and added support for Samsung 1404-001221 NTC
 - Improve detection of LM84, MAX1617, and MAX1617A in adm1021 driver
 - Clean up tmp401 driver, and convert to with_info API
 - Add support for regulators and IR38060, IR38164 IR38263 to ir38064 PMBus driver
 - Add support for AMD Family 19h Models 10h-1Fh and A0h-AFh to k10temp driver
 - Add support for F81966 to f71882fg driver
 - Add support for ONSEMI N34TS04 to jc42 driver
 - Clean up and simplify dell-smm driver
 - Add support for ROG STRIX B550-A/X570-I GAMING to nct6775 driver
 
 Various other minor improvements and fixes.
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Merge tag 'hwmon-for-v5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging

Pull hwmon updates from Guenter Roeck:
 "New drivers:

   - PMBus driver for MPS Multi-phase mp5023

   - PMBus driver for Delta AHE-50DC fan control module

   - Driver for NZXT RGB&Fan Controller/Smart Device v2

   - Driver for Texas Instruments INA238

   - Driver to support X370 Asus WMI

   - Driver to support B550 Asus WMI

  Other notable changes:

   - Cleanup of ntc_thermistor driver, and added support for Samsung
     1404-001221 NTC

   - Improve detection of LM84, MAX1617, and MAX1617A in adm1021 driver

   - Clean up tmp401 driver, and convert to with_info API

   - Add support for regulators and IR38060, IR38164 IR38263 to ir38064
     PMBus driver

   - Add support for AMD Family 19h Models 10h-1Fh and A0h-AFh to
     k10temp driver

   - Add support for F81966 to f71882fg driver

   - Add support for ONSEMI N34TS04 to jc42 driver

   - Clean up and simplify dell-smm driver

   - Add support for ROG STRIX B550-A/X570-I GAMING to nct6775 driver

  And various other minor improvements and fixes"

* tag 'hwmon-for-v5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging: (49 commits)
  hwmon: (nzxt-smart2) make array detect_fans_report static const
  hwmon: (xgene-hwmon) Add free before exiting xgene_hwmon_probe
  hwmon: (nzxt-smart2) Fix "unused function" warning
  hwmon: (dell-smm) Pack the whole smm_regs struct
  hwmon: (nct6775) Additional check for ChipID before ASUS WMI usage
  hwmon: (mr75203) fix wrong power-up delay value
  hwmon/pmbus: (ir38064) Fix spelling mistake "comaptible" -> "compatible"
  hwmon/pmbus: (ir38064) Expose a regulator
  hwmon/pmbus: (ir38064) Add of_match_table
  hwmon/pmbus: (ir38064) Add support for IR38060, IR38164 IR38263
  hwmon: add driver for NZXT RGB&Fan Controller/Smart Device v2.
  hwmon: (nct6775) add ROG STRIX B550-A/X570-I GAMING
  hwmon: (pmbus) Add support for MPS Multi-phase mp5023
  dt-bindings: add Delta AHE-50DC fan control module
  hwmon: (pmbus) Add Delta AHE-50DC fan control module driver
  hwmon: prefix kernel-doc comments for structs with struct
  hwmon: (ntc_thermistor) Add Samsung 1404-001221 NTC
  hwmon: (ntc_thermistor) Drop OF dependency
  hwmon: (dell-smm) Unify i8k_ioctl() and i8k_ioctl_unlocked()
  hwmon: (dell-smm) Simplify ioctl handler
  ...
2022-01-11 10:25:36 -08:00
Linus Torvalds 5c947d0dba Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Pull crypto updates from Herbert Xu:
 "Algorithms:

   - Drop alignment requirement for data in aesni

   - Use synchronous seeding from the /dev/random in DRBG

   - Reseed nopr DRBGs every 5 minutes from /dev/random

   - Add KDF algorithms currently used by security/DH

   - Fix lack of entropy on some AMD CPUs with jitter RNG

  Drivers:

   - Add support for the D1 variant in sun8i-ce

   - Add SEV_INIT_EX support in ccp

   - PFVF support for GEN4 host driver in qat

   - Compression support for GEN4 devices in qat

   - Add cn10k random number generator support"

* 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (145 commits)
  crypto: af_alg - rewrite NULL pointer check
  lib/mpi: Add the return value check of kcalloc()
  crypto: qat - fix definition of ring reset results
  crypto: hisilicon - cleanup warning in qm_get_qos_value()
  crypto: kdf - select SHA-256 required for self-test
  crypto: x86/aesni - don't require alignment of data
  crypto: ccp - remove unneeded semicolon
  crypto: stm32/crc32 - Fix kernel BUG triggered in probe()
  crypto: s390/sha512 - Use macros instead of direct IV numbers
  crypto: sparc/sha - remove duplicate hash init function
  crypto: powerpc/sha - remove duplicate hash init function
  crypto: mips/sha - remove duplicate hash init function
  crypto: sha256 - remove duplicate generic hash init function
  crypto: jitter - add oversampling of noise source
  MAINTAINERS: update SEC2 driver maintainers list
  crypto: ux500 - Use platform_get_irq() to get the interrupt
  crypto: hisilicon/qm - disable qm clock-gating
  crypto: omap-aes - Fix broken pm_runtime_and_get() usage
  MAINTAINERS: update caam crypto driver maintainers list
  crypto: octeontx2 - prevent underflow in get_cores_bmap()
  ...
2022-01-11 10:21:35 -08:00
Linus Torvalds 1be5bdf8cd KCSAN updates for v5.17
This series provides KCSAN fixes and also the ability to take memory
 barriers into account for weakly-ordered systems.  This last can increase
 the probability of detecting certain types of data races.
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Merge tag 'kcsan.2022.01.09a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu

Pull KCSAN updates from Paul McKenney:
 "This provides KCSAN fixes and also the ability to take memory barriers
  into account for weakly-ordered systems. This last can increase the
  probability of detecting certain types of data races"

* tag 'kcsan.2022.01.09a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu: (29 commits)
  kcsan: Only test clear_bit_unlock_is_negative_byte if arch defines it
  kcsan: Avoid nested contexts reading inconsistent reorder_access
  kcsan: Turn barrier instrumentation into macros
  kcsan: Make barrier tests compatible with lockdep
  kcsan: Support WEAK_MEMORY with Clang where no objtool support exists
  compiler_attributes.h: Add __disable_sanitizer_instrumentation
  objtool, kcsan: Remove memory barrier instrumentation from noinstr
  objtool, kcsan: Add memory barrier instrumentation to whitelist
  sched, kcsan: Enable memory barrier instrumentation
  mm, kcsan: Enable barrier instrumentation
  x86/qspinlock, kcsan: Instrument barrier of pv_queued_spin_unlock()
  x86/barriers, kcsan: Use generic instrumentation for non-smp barriers
  asm-generic/bitops, kcsan: Add instrumentation for barriers
  locking/atomics, kcsan: Add instrumentation for barriers
  locking/barriers, kcsan: Support generic instrumentation
  locking/barriers, kcsan: Add instrumentation for barriers
  kcsan: selftest: Add test case to check memory barrier instrumentation
  kcsan: Ignore GCC 11+ warnings about TSan runtime support
  kcsan: test: Add test cases for memory barrier instrumentation
  kcsan: test: Match reordered or normal accesses
  ...
2022-01-11 09:51:26 -08:00
Helge Deller 68d247ad38 parisc: Default to 16 CPUs on 32-bit kernel
Qemu currently supports up to 16 CPUs, so increase the default from 4 to 16.
Bload-o-meter shows only an increase of 800 bytes with this change.

Signed-off-by: Helge Deller <deller@gmx.de>
2022-01-11 11:57:38 +01:00
Helge Deller e486288d11 parisc: Re-use toc_stack as hpmc_stack
No need to have an own hpmc_stack. Just re-use the toc_stack of the
monarch CPU as either a TOC or a HPMC will happen at the same time.
This reduces the kernel memory footprint by 16k.

Signed-off-by: Helge Deller <deller@gmx.de>
2022-01-11 11:57:37 +01:00
Helge Deller d6ab9fc745 parisc: Enable TOC (transfer of contents) feature unconditionally
Before this patch, the TOC code used a pre-allocated stack of 16kb for
each possible CPU. That space overhead was the reason why the TOC
feature wasn't enabled by default for 32-bit kernels.

This patch rewrites the TOC code to use a per-cpu stack. That way we use
much less memory now and as such we enable the TOC feature by default on
all kernels.

Additionally the dump of the registers and the stacktrace wasn't
serialized, which led to multiple CPUs printing the stack backtrace at
once which rendered the output unreadable.
Now the backtraces are nicely serialized by a lock.

Signed-off-by: Helge Deller <deller@gmx.de>
2022-01-11 11:57:37 +01:00
Linus Torvalds b35b6d4d71 Power management updates for 5.17-rc1
- Add new P-state driver for AMD processors (Huang Rui).
 
  - Fix initialization of min and max frequency QoS requests in the
    cpufreq core (Rafael Wysocki).
 
  - Fix EPP handling on Alder Lake in intel_pstate (Srinivas Pandruvada).
 
  - Make intel_pstate update cpuinfo.max_freq when notified of HWP
    capabilities changes and drop a redundant function call from that
    driver (Rafael Wysocki).
 
  - Improve IRQ support in the Qcom cpufreq driver (Ard Biesheuvel,
    Stephen Boyd, Vladimir Zapolskiy).
 
  - Fix double devm_remap() in the Mediatek cpufreq driver (Hector Yuan).
 
  - Introduce thermal pressure helpers for cpufreq CPU cooling (Lukasz
    Luba).
 
  - Make cpufreq use default_groups in kobj_type (Greg Kroah-Hartman).
 
  - Make cpuidle use default_groups in kobj_type (Greg Kroah-Hartman).
 
  - Fix two comments in cpuidle code (Jason Wang, Yang Li).
 
  - Allow model-specific normal EPB value to be used in the intel_epb
    sysfs attribute handling code (Srinivas Pandruvada).
 
  - Simplify locking in pm_runtime_put_suppliers() (Rafael Wysocki).
 
  - Add safety net to supplier device release in the runtime PM core
    code (Rafael Wysocki).
 
  - Capture device status before disabling runtime PM for it (Rafael
    Wysocki).
 
  - Add new macros for declaring PM operations to allow drivers to
    avoid guarding them with CONFIG_PM #ifdefs or __maybe_unused and
    update some drivers to use these macros (Paul Cercueil).
 
  - Allow ACPI hardware signature to be honoured during restore from
    hibernation (David Woodhouse).
 
  - Update outdated operating performance points (OPP) documentation
    (Tang Yizhou).
 
  - Reduce log severity for informative message regarding frequency
    transition failures in devfreq (Tzung-Bi Shih).
 
  - Add DRAM frequency controller devfreq driver for Allwinner sunXi
    SoCs (Samuel Holland).
 
  - Add missing COMMON_CLK dependency to sun8i devfreq driver (Arnd
    Bergmann).
 
  - Add support for new layout of Psys PowerLimit Register on SPR to
    the Intel RAPL power capping driver (Zhang Rui).
 
  - Fix typo in a comment in idle_inject.c (Jason Wang).
 
  - Remove unused function definition from the DTPM (Dynamit Thermal
    Power Management) power capping framework (Daniel Lezcano).
 
  - Reduce DTPM trace verbosity (Daniel Lezcano).
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Merge tag 'pm-5.17-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull power management updates from Rafael Wysocki:
 "The most signigicant change here is the addition of a new cpufreq
  'P-state' driver for AMD processors as a better replacement for the
  venerable acpi-cpufreq driver.

  There are also other cpufreq updates (in the core, intel_pstate, ARM
  drivers), PM core updates (mostly related to adding new macros for
  declaring PM operations which should make the lives of driver
  developers somewhat easier), and a bunch of assorted fixes and
  cleanups.

  Summary:

   - Add new P-state driver for AMD processors (Huang Rui).

   - Fix initialization of min and max frequency QoS requests in the
     cpufreq core (Rafael Wysocki).

   - Fix EPP handling on Alder Lake in intel_pstate (Srinivas
     Pandruvada).

   - Make intel_pstate update cpuinfo.max_freq when notified of HWP
     capabilities changes and drop a redundant function call from that
     driver (Rafael Wysocki).

   - Improve IRQ support in the Qcom cpufreq driver (Ard Biesheuvel,
     Stephen Boyd, Vladimir Zapolskiy).

   - Fix double devm_remap() in the Mediatek cpufreq driver (Hector
     Yuan).

   - Introduce thermal pressure helpers for cpufreq CPU cooling (Lukasz
     Luba).

   - Make cpufreq use default_groups in kobj_type (Greg Kroah-Hartman).

   - Make cpuidle use default_groups in kobj_type (Greg Kroah-Hartman).

   - Fix two comments in cpuidle code (Jason Wang, Yang Li).

   - Allow model-specific normal EPB value to be used in the intel_epb
     sysfs attribute handling code (Srinivas Pandruvada).

   - Simplify locking in pm_runtime_put_suppliers() (Rafael Wysocki).

   - Add safety net to supplier device release in the runtime PM core
     code (Rafael Wysocki).

   - Capture device status before disabling runtime PM for it (Rafael
     Wysocki).

   - Add new macros for declaring PM operations to allow drivers to
     avoid guarding them with CONFIG_PM #ifdefs or __maybe_unused and
     update some drivers to use these macros (Paul Cercueil).

   - Allow ACPI hardware signature to be honoured during restore from
     hibernation (David Woodhouse).

   - Update outdated operating performance points (OPP) documentation
     (Tang Yizhou).

   - Reduce log severity for informative message regarding frequency
     transition failures in devfreq (Tzung-Bi Shih).

   - Add DRAM frequency controller devfreq driver for Allwinner sunXi
     SoCs (Samuel Holland).

   - Add missing COMMON_CLK dependency to sun8i devfreq driver (Arnd
     Bergmann).

   - Add support for new layout of Psys PowerLimit Register on SPR to
     the Intel RAPL power capping driver (Zhang Rui).

   - Fix typo in a comment in idle_inject.c (Jason Wang).

   - Remove unused function definition from the DTPM (Dynamit Thermal
     Power Management) power capping framework (Daniel Lezcano).

   - Reduce DTPM trace verbosity (Daniel Lezcano)"

* tag 'pm-5.17-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (53 commits)
  x86, sched: Fix undefined reference to init_freq_invariance_cppc() build error
  cpufreq: amd-pstate: Fix Kconfig dependencies for AMD P-State
  cpufreq: amd-pstate: Fix struct amd_cpudata kernel-doc comment
  cpuidle: use default_groups in kobj_type
  x86: intel_epb: Allow model specific normal EPB value
  MAINTAINERS: Add AMD P-State driver maintainer entry
  Documentation: amd-pstate: Add AMD P-State driver introduction
  cpufreq: amd-pstate: Add AMD P-State performance attributes
  cpufreq: amd-pstate: Add AMD P-State frequencies attributes
  cpufreq: amd-pstate: Add boost mode support for AMD P-State
  cpufreq: amd-pstate: Add trace for AMD P-State module
  cpufreq: amd-pstate: Introduce the support for the processors with shared memory solution
  cpufreq: amd-pstate: Add fast switch function for AMD P-State
  cpufreq: amd-pstate: Introduce a new AMD P-State driver to support future processors
  ACPI: CPPC: Add CPPC enable register function
  ACPI: CPPC: Check present CPUs for determining _CPC is valid
  ACPI: CPPC: Implement support for SystemIO registers
  x86/msr: Add AMD CPPC MSR definitions
  x86/cpufeatures: Add AMD Collaborative Processor Performance Control feature flag
  cpufreq: use default_groups in kobj_type
  ...
2022-01-10 20:34:00 -08:00
Linus Torvalds 8efd0d9c31 Networking changes for 5.17.
Core
 ----
 
  - Defer freeing TCP skbs to the BH handler, whenever possible,
    or at least perform the freeing outside of the socket lock section
    to decrease cross-CPU allocator work and improve latency.
 
  - Add netdevice refcount tracking to locate sources of netdevice
    and net namespace refcount leaks.
 
  - Make Tx watchdog less intrusive - avoid pausing Tx and restarting
    all queues from a single CPU removing latency spikes.
 
  - Various small optimizations throughout the stack from Eric Dumazet.
 
  - Make netdev->dev_addr[] constant, force modifications to go via
    appropriate helpers to allow us to keep addresses in ordered data
    structures.
 
  - Replace unix_table_lock with per-hash locks, improving performance
    of bind() calls.
 
  - Extend skb drop tracepoint with a drop reason.
 
  - Allow SO_MARK and SO_PRIORITY setsockopt under CAP_NET_RAW.
 
 BPF
 ---
 
  - New helpers:
    - bpf_find_vma(), find and inspect VMAs for profiling use cases
    - bpf_loop(), runtime-bounded loop helper trading some execution
      time for much faster (if at all converging) verification
    - bpf_strncmp(), improve performance, avoid compiler flakiness
    - bpf_get_func_arg(), bpf_get_func_ret(), bpf_get_func_arg_cnt()
      for tracing programs, all inlined by the verifier
 
  - Support BPF relocations (CO-RE) in the kernel loader.
 
  - Further the support for BTF_TYPE_TAG annotations.
 
  - Allow access to local storage in sleepable helpers.
 
  - Convert verifier argument types to a composable form with different
    attributes which can be shared across types (ro, maybe-null).
 
  - Prepare libbpf for upcoming v1.0 release by cleaning up APIs,
    creating new, extensible ones where missing and deprecating those
    to be removed.
 
 Protocols
 ---------
 
  - WiFi (mac80211/cfg80211):
    - notify user space about long "come back in N" AP responses,
      allow it to react to such temporary rejections
    - allow non-standard VHT MCS 10/11 rates
    - use coarse time in airtime fairness code to save CPU cycles
 
  - Bluetooth:
    - rework of HCI command execution serialization to use a common
      queue and work struct, and improve handling errors reported
      in the middle of a batch of commands
    - rework HCI event handling to use skb_pull_data, avoiding packet
      parsing pitfalls
    - support AOSP Bluetooth Quality Report
 
  - SMC:
    - support net namespaces, following the RDMA model
    - improve connection establishment latency by pre-clearing buffers
    - introduce TCP ULP for automatic redirection to SMC
 
  - Multi-Path TCP:
    - support ioctls: SIOCINQ, OUTQ, and OUTQNSD
    - support socket options: IP_TOS, IP_FREEBIND, IP_TRANSPARENT,
      IPV6_FREEBIND, and IPV6_TRANSPARENT, TCP_CORK and TCP_NODELAY
    - support cmsgs: TCP_INQ
    - improvements in the data scheduler (assigning data to subflows)
    - support fastclose option (quick shutdown of the full MPTCP
      connection, similar to TCP RST in regular TCP)
 
  - MCTP (Management Component Transport) over serial, as defined by
    DMTF spec DSP0253 - "MCTP Serial Transport Binding".
 
 Driver API
 ----------
 
  - Support timestamping on bond interfaces in active/passive mode.
 
  - Introduce generic phylink link mode validation for drivers which
    don't have any quirks and where MAC capability bits fully express
    what's supported. Allow PCS layer to participate in the validation.
    Convert a number of drivers.
 
  - Add support to set/get size of buffers on the Rx rings and size of
    the tx copybreak buffer via ethtool.
 
  - Support offloading TC actions as first-class citizens rather than
    only as attributes of filters, improve sharing and device resource
    utilization.
 
  - WiFi (mac80211/cfg80211):
    - support forwarding offload (ndo_fill_forward_path)
    - support for background radar detection hardware
    - SA Query Procedures offload on the AP side
 
 New hardware / drivers
 ----------------------
 
  - tsnep - FPGA based TSN endpoint Ethernet MAC used in PLCs with
    real-time requirements for isochronous communication with protocols
    like OPC UA Pub/Sub.
 
  - Qualcomm BAM-DMUX WWAN - driver for data channels of modems
    integrated into many older Qualcomm SoCs, e.g. MSM8916 or
    MSM8974 (qcom_bam_dmux).
 
  - Microchip LAN966x multi-port Gigabit AVB/TSN Ethernet Switch
    driver with support for bridging, VLANs and multicast forwarding
    (lan966x).
 
  - iwlmei driver for co-operating between Intel's WiFi driver and
    Intel's Active Management Technology (AMT) devices.
 
  - mse102x - Vertexcom MSE102x Homeplug GreenPHY chips
 
  - Bluetooth:
    - MediaTek MT7921 SDIO devices
    - Foxconn MT7922A
    - Realtek RTL8852AE
 
 Drivers
 -------
 
  - Significantly improve performance in the datapaths of:
    lan78xx, ax88179_178a, lantiq_xrx200, bnxt.
 
  - Intel Ethernet NICs:
    - igb: support PTP/time PEROUT and EXTTS SDP functions on
      82580/i354/i350 adapters
    - ixgbevf: new PF -> VF mailbox API which avoids the risk of
      mailbox corruption with ESXi
    - iavf: support configuration of VLAN features of finer granularity,
      stacked tags and filtering
    - ice: PTP support for new E822 devices with sub-ns precision
    - ice: support firmware activation without reboot
 
  - Mellanox Ethernet NICs (mlx5):
    - expose control over IRQ coalescing mode (CQE vs EQE) via ethtool
    - support TC forwarding when tunnel encap and decap happen between
      two ports of the same NIC
    - dynamically size and allow disabling various features to save
      resources for running in embedded / SmartNIC scenarios
 
  - Broadcom Ethernet NICs (bnxt):
    - use page frag allocator to improve Rx performance
    - expose control over IRQ coalescing mode (CQE vs EQE) via ethtool
 
  - Other Ethernet NICs:
    - amd-xgbe: add Ryzen 6000 (Yellow Carp) Ethernet support
 
  - Microsoft cloud/virtual NIC (mana):
    - add XDP support (PASS, DROP, TX)
 
  - Mellanox Ethernet switches (mlxsw):
    - initial support for Spectrum-4 ASICs
    - VxLAN with IPv6 underlay
 
  - Marvell Ethernet switches (prestera):
    - support flower flow templates
    - add basic IP forwarding support
 
  - NXP embedded Ethernet switches (ocelot & felix):
    - support Per-Stream Filtering and Policing (PSFP)
    - enable cut-through forwarding between ports by default
    - support FDMA to improve packet Rx/Tx to CPU
 
  - Other embedded switches:
    - hellcreek: improve trapping management (STP and PTP) packets
    - qca8k: support link aggregation and port mirroring
 
  - Qualcomm 802.11ax WiFi (ath11k):
    - qca6390, wcn6855: enable 802.11 power save mode in station mode
    - BSS color change support
    - WCN6855 hw2.1 support
    - 11d scan offload support
    - scan MAC address randomization support
    - full monitor mode, only supported on QCN9074
    - qca6390/wcn6855: report signal and tx bitrate
    - qca6390: rfkill support
    - qca6390/wcn6855: regdb.bin support
 
  - Intel WiFi (iwlwifi):
    - support SAR GEO Offset Mapping (SGOM) and Time-Aware-SAR (TAS)
      in cooperation with the BIOS
    - support for Optimized Connectivity Experience (OCE) scan
    - support firmware API version 68
    - lots of preparatory work for the upcoming Bz device family
 
  - MediaTek WiFi (mt76):
    - Specific Absorption Rate (SAR) support
    - mt7921: 160 MHz channel support
 
  - RealTek WiFi (rtw88):
    - Specific Absorption Rate (SAR) support
    - scan offload
 
  - Other WiFi NICs
    - ath10k: support fetching (pre-)calibration data from nvmem
    - brcmfmac: configure keep-alive packet on suspend
    - wcn36xx: beacon filter support
 
 Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Merge tag '5.17-net-next' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next

Pull networking updates from Jakub Kicinski:
 "Core
  ----

   - Defer freeing TCP skbs to the BH handler, whenever possible, or at
     least perform the freeing outside of the socket lock section to
     decrease cross-CPU allocator work and improve latency.

   - Add netdevice refcount tracking to locate sources of netdevice and
     net namespace refcount leaks.

   - Make Tx watchdog less intrusive - avoid pausing Tx and restarting
     all queues from a single CPU removing latency spikes.

   - Various small optimizations throughout the stack from Eric Dumazet.

   - Make netdev->dev_addr[] constant, force modifications to go via
     appropriate helpers to allow us to keep addresses in ordered data
     structures.

   - Replace unix_table_lock with per-hash locks, improving performance
     of bind() calls.

   - Extend skb drop tracepoint with a drop reason.

   - Allow SO_MARK and SO_PRIORITY setsockopt under CAP_NET_RAW.

  BPF
  ---

   - New helpers:
      - bpf_find_vma(), find and inspect VMAs for profiling use cases
      - bpf_loop(), runtime-bounded loop helper trading some execution
        time for much faster (if at all converging) verification
      - bpf_strncmp(), improve performance, avoid compiler flakiness
      - bpf_get_func_arg(), bpf_get_func_ret(), bpf_get_func_arg_cnt()
        for tracing programs, all inlined by the verifier

   - Support BPF relocations (CO-RE) in the kernel loader.

   - Further the support for BTF_TYPE_TAG annotations.

   - Allow access to local storage in sleepable helpers.

   - Convert verifier argument types to a composable form with different
     attributes which can be shared across types (ro, maybe-null).

   - Prepare libbpf for upcoming v1.0 release by cleaning up APIs,
     creating new, extensible ones where missing and deprecating those
     to be removed.

  Protocols
  ---------

   - WiFi (mac80211/cfg80211):
      - notify user space about long "come back in N" AP responses,
        allow it to react to such temporary rejections
      - allow non-standard VHT MCS 10/11 rates
      - use coarse time in airtime fairness code to save CPU cycles

   - Bluetooth:
      - rework of HCI command execution serialization to use a common
        queue and work struct, and improve handling errors reported in
        the middle of a batch of commands
      - rework HCI event handling to use skb_pull_data, avoiding packet
        parsing pitfalls
      - support AOSP Bluetooth Quality Report

   - SMC:
      - support net namespaces, following the RDMA model
      - improve connection establishment latency by pre-clearing buffers
      - introduce TCP ULP for automatic redirection to SMC

   - Multi-Path TCP:
      - support ioctls: SIOCINQ, OUTQ, and OUTQNSD
      - support socket options: IP_TOS, IP_FREEBIND, IP_TRANSPARENT,
        IPV6_FREEBIND, and IPV6_TRANSPARENT, TCP_CORK and TCP_NODELAY
      - support cmsgs: TCP_INQ
      - improvements in the data scheduler (assigning data to subflows)
      - support fastclose option (quick shutdown of the full MPTCP
        connection, similar to TCP RST in regular TCP)

   - MCTP (Management Component Transport) over serial, as defined by
     DMTF spec DSP0253 - "MCTP Serial Transport Binding".

  Driver API
  ----------

   - Support timestamping on bond interfaces in active/passive mode.

   - Introduce generic phylink link mode validation for drivers which
     don't have any quirks and where MAC capability bits fully express
     what's supported. Allow PCS layer to participate in the validation.
     Convert a number of drivers.

   - Add support to set/get size of buffers on the Rx rings and size of
     the tx copybreak buffer via ethtool.

   - Support offloading TC actions as first-class citizens rather than
     only as attributes of filters, improve sharing and device resource
     utilization.

   - WiFi (mac80211/cfg80211):
      - support forwarding offload (ndo_fill_forward_path)
      - support for background radar detection hardware
      - SA Query Procedures offload on the AP side

  New hardware / drivers
  ----------------------

   - tsnep - FPGA based TSN endpoint Ethernet MAC used in PLCs with
     real-time requirements for isochronous communication with protocols
     like OPC UA Pub/Sub.

   - Qualcomm BAM-DMUX WWAN - driver for data channels of modems
     integrated into many older Qualcomm SoCs, e.g. MSM8916 or MSM8974
     (qcom_bam_dmux).

   - Microchip LAN966x multi-port Gigabit AVB/TSN Ethernet Switch driver
     with support for bridging, VLANs and multicast forwarding
     (lan966x).

   - iwlmei driver for co-operating between Intel's WiFi driver and
     Intel's Active Management Technology (AMT) devices.

   - mse102x - Vertexcom MSE102x Homeplug GreenPHY chips

   - Bluetooth:
      - MediaTek MT7921 SDIO devices
      - Foxconn MT7922A
      - Realtek RTL8852AE

  Drivers
  -------

   - Significantly improve performance in the datapaths of: lan78xx,
     ax88179_178a, lantiq_xrx200, bnxt.

   - Intel Ethernet NICs:
      - igb: support PTP/time PEROUT and EXTTS SDP functions on
        82580/i354/i350 adapters
      - ixgbevf: new PF -> VF mailbox API which avoids the risk of
        mailbox corruption with ESXi
      - iavf: support configuration of VLAN features of finer
        granularity, stacked tags and filtering
      - ice: PTP support for new E822 devices with sub-ns precision
      - ice: support firmware activation without reboot

   - Mellanox Ethernet NICs (mlx5):
      - expose control over IRQ coalescing mode (CQE vs EQE) via ethtool
      - support TC forwarding when tunnel encap and decap happen between
        two ports of the same NIC
      - dynamically size and allow disabling various features to save
        resources for running in embedded / SmartNIC scenarios

   - Broadcom Ethernet NICs (bnxt):
      - use page frag allocator to improve Rx performance
      - expose control over IRQ coalescing mode (CQE vs EQE) via ethtool

   - Other Ethernet NICs:
      - amd-xgbe: add Ryzen 6000 (Yellow Carp) Ethernet support

   - Microsoft cloud/virtual NIC (mana):
      - add XDP support (PASS, DROP, TX)

   - Mellanox Ethernet switches (mlxsw):
      - initial support for Spectrum-4 ASICs
      - VxLAN with IPv6 underlay

   - Marvell Ethernet switches (prestera):
      - support flower flow templates
      - add basic IP forwarding support

   - NXP embedded Ethernet switches (ocelot & felix):
      - support Per-Stream Filtering and Policing (PSFP)
      - enable cut-through forwarding between ports by default
      - support FDMA to improve packet Rx/Tx to CPU

   - Other embedded switches:
      - hellcreek: improve trapping management (STP and PTP) packets
      - qca8k: support link aggregation and port mirroring

   - Qualcomm 802.11ax WiFi (ath11k):
      - qca6390, wcn6855: enable 802.11 power save mode in station mode
      - BSS color change support
      - WCN6855 hw2.1 support
      - 11d scan offload support
      - scan MAC address randomization support
      - full monitor mode, only supported on QCN9074
      - qca6390/wcn6855: report signal and tx bitrate
      - qca6390: rfkill support
      - qca6390/wcn6855: regdb.bin support

   - Intel WiFi (iwlwifi):
      - support SAR GEO Offset Mapping (SGOM) and Time-Aware-SAR (TAS)
        in cooperation with the BIOS
      - support for Optimized Connectivity Experience (OCE) scan
      - support firmware API version 68
      - lots of preparatory work for the upcoming Bz device family

   - MediaTek WiFi (mt76):
      - Specific Absorption Rate (SAR) support
      - mt7921: 160 MHz channel support

   - RealTek WiFi (rtw88):
      - Specific Absorption Rate (SAR) support
      - scan offload

   - Other WiFi NICs
      - ath10k: support fetching (pre-)calibration data from nvmem
      - brcmfmac: configure keep-alive packet on suspend
      - wcn36xx: beacon filter support"

* tag '5.17-net-next' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (2048 commits)
  tcp: tcp_send_challenge_ack delete useless param `skb`
  net/qla3xxx: Remove useless DMA-32 fallback configuration
  rocker: Remove useless DMA-32 fallback configuration
  hinic: Remove useless DMA-32 fallback configuration
  lan743x: Remove useless DMA-32 fallback configuration
  net: enetc: Remove useless DMA-32 fallback configuration
  cxgb4vf: Remove useless DMA-32 fallback configuration
  cxgb4: Remove useless DMA-32 fallback configuration
  cxgb3: Remove useless DMA-32 fallback configuration
  bnx2x: Remove useless DMA-32 fallback configuration
  et131x: Remove useless DMA-32 fallback configuration
  be2net: Remove useless DMA-32 fallback configuration
  vmxnet3: Remove useless DMA-32 fallback configuration
  bna: Simplify DMA setting
  net: alteon: Simplify DMA setting
  myri10ge: Simplify DMA setting
  qlcnic: Simplify DMA setting
  net: allwinner: Fix print format
  page_pool: remove spinlock in page_pool_refill_alloc_cache()
  amt: fix wrong return type of amt_send_membership_update()
  ...
2022-01-10 19:06:09 -08:00
Linus Torvalds 8d0749b4f8 drm for 5.17-rc1
core:
 - add privacy screen support
 - move nomodeset option into drm subsystem
 - clean up nomodeset handling in drivers
 - make drm_irq.c legacy
 - fix stack_depot name conflicts
 - remove DMA_BUF_SET_NAME ioctl restrictions
 - sysfs: send hotplug event
 - replace several DRM_* logging macros with drm_*
 - move hashtable to legacy code
 - add error return from gem_create_object
 - cma-helper: improve interfaces, drop CONFIG_DRM_KMS_CMA_HELPER
 - kernel.h related include cleanups
 - support XRGB2101010 source buffers
 
 ttm:
 - don't include drm hashtable
 - stop pruning fences after wait
 - documentation updates
 
 dma-buf:
 - add dma_resv selftest
 - add debugfs helpers
 - remove dma_resv_get_excl_unlocked
 - documentation
 - make fences mandatory in dma_resv_add_excl_fence
 
 dp:
 - add link training delay helpers
 
 gem:
 - link shmem/cma helpers into separate modules
 - use dma_resv iteratior
 - import dma-buf namespace into gem helper modules
 
 scheduler:
 - fence grab fix
 - lockdep fixes
 
 bridge:
 - switch to managed MIPI DSI helpers
 - register and attach during probe fixes
 - convert to YAML in several places.
 
 panel:
 - add bunch of new panesl
 
 simpledrm:
 - support FB_DAMAGE_CLIPS
 - support virtual screen sizes
 - add Apple M1 support
 
 amdgpu:
 - enable seamless boot for DCN 3.01
 - runtime PM fixes
 - use drm_kms_helper_connector_hotplug_event
 - get all fences at once
 - use generic drm fb helpers
 - PSR/DPCD/LTTPR/DSC/PM/RAS/OLED/SRIOV fixes
 - add smart trace buffer (STB) for supported GPUs
 - display debugfs entries
 - new SMU debug option
 - Documentation update
 
 amdkfd:
 - IP discovery enumeration refactor
 - interface between driver fixes
 - SVM fixes
 - kfd uapi header to define some sysfs bitfields.
 
 i915:
 - support VESA panel backlights
 - enable ADL-P by default
 - add eDP privacy screen support
 - add Raptor Lake S (RPL-S) support
 - DG2 page table support
 - lots of GuC/HuC fw refactoring
 - refactored i915->gt interfaces
 - CD clock squashing support
 - enable 10-bit gamma support
 - update ADL-P DMC fw to v2.14
 - enable runtime PM autosuspend by default
 - ADL-P DSI support
 - per-lane DP drive settings for ICL+
 - add support for pipe C/D DMC firmware
 - Atomic gamma LUT updates
 - remove CCS FB stride restrictions on ADL-P
 - VRR platform support for display 11
 - add support for display audio codec keepalive
 - lots of display refactoring
 - fix runtime PM handling during PXP suspend
 - improved eviction performance with async TTM moves
 - async VMA unbinding improvements
 - VMA locking refactoring
 - improved error capture robustness
 - use per device iommu checks
 - drop bits stealing from i915_sw_fence function ptr
 - remove dma_resv_prune
 - add IC cache invalidation on DG2
 
 nouveau:
 - crc fixes
 - validate LUTs in atomic check
 - set HDMI AVI RGB quant to full
 
 tegra:
 - buffer objects reworks for dma-buf compat
 - NVDEC driver uAPI support
 - power management improvements
 
 etnaviv:
 - IOMMU enabled system support
 - fix > 4GB command buffer mapping
 - close a DoS vector
 - fix spurious GPU resets
 
 ast:
 - fix i2c initialization
 
 rcar-du:
 - DSI output support
 
 exynos:
 - replace legacy gpio interface
 - implement generic GEM object mmap
 
 msm:
 - dpu plane state cleanup in prep for multirect
 - dpu debugfs cleanups
 - dp support for sc7280
 - a506 support
 - removal of struct_mutex
 - remove old eDP sub-driver
 
 anx7625:
 - support MIPI DSI input
 - support HDMI audio
 - fix reading EDID
 
 lvds:
 - fix bridge DT bindings
 
 megachips:
 - probe both bridges before registering
 
 dw-hdmi:
 - allow interlace on bridge
 
 ps8640:
 - enable runtime PM
 - support aux-bus
 
 tx358768:
 - enable reference clock
 - add pulse mode support
 
 ti-sn65dsi86:
 - use regmap bulk write
 - add PWM support
 
 etnaviv:
 - get all fences at once
 
 gma500:
 - gem object cleanups
 
 kmb:
 - enable fb console
 
 radeon:
 - use dma_resv_wait_timeout
 
 rockchip:
 - add DSP hold timeout
 - suspend/resume fixes
 - PLL clock fixes
 - implement mmap in GEM object functions
 - use generic fbdev emulation
 
 sun4i:
 - use CMA helpers without vmap support
 
 vc4:
 - fix HDMI-CEC hang with display is off
 - power on HDMI controller while disabling
 - support 4K@60Hz modes
 - support 10-bit YUV 4:2:0 output
 
 vmwgfx:
 - fix leak on probe errors
 - fail probing on broken hosts
 - new placement for MOB page tables
 - hide internal BOs from userspace
 - implement GEM support
 - implement GL 4.3 support
 
 virtio:
 - overflow fixes
 
 xen:
 - implement mmap as GEM object function
 
 omapdrm:
 - fix scatterlist export
 - support virtual planes
 
 mediatek:
 - MT8192 support
 - CMDQ refinement
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Merge tag 'drm-next-2022-01-07' of git://anongit.freedesktop.org/drm/drm

Pull drm updates from Dave Airlie:
 "Highlights are support for privacy screens found in new laptops, a
  bunch of nomodeset refactoring, and i915 enables ADL-P systems by
  default, while starting to add RPL-S support.

  vmwgfx adds GEM and support for OpenGL 4.3 features in userspace.

  Lots of internal refactorings around dma reservations, and lots of
  driver refactoring as well.

  Summary:

  core:
   - add privacy screen support
   - move nomodeset option into drm subsystem
   - clean up nomodeset handling in drivers
   - make drm_irq.c legacy
   - fix stack_depot name conflicts
   - remove DMA_BUF_SET_NAME ioctl restrictions
   - sysfs: send hotplug event
   - replace several DRM_* logging macros with drm_*
   - move hashtable to legacy code
   - add error return from gem_create_object
   - cma-helper: improve interfaces, drop CONFIG_DRM_KMS_CMA_HELPER
   - kernel.h related include cleanups
   - support XRGB2101010 source buffers

  ttm:
   - don't include drm hashtable
   - stop pruning fences after wait
   - documentation updates

  dma-buf:
   - add dma_resv selftest
   - add debugfs helpers
   - remove dma_resv_get_excl_unlocked
   - documentation
   - make fences mandatory in dma_resv_add_excl_fence

  dp:
   - add link training delay helpers

  gem:
   - link shmem/cma helpers into separate modules
   - use dma_resv iteratior
   - import dma-buf namespace into gem helper modules

  scheduler:
   - fence grab fix
   - lockdep fixes

  bridge:
   - switch to managed MIPI DSI helpers
   - register and attach during probe fixes
   - convert to YAML in several places.

  panel:
   - add bunch of new panesl

  simpledrm:
   - support FB_DAMAGE_CLIPS
   - support virtual screen sizes
   - add Apple M1 support

  amdgpu:
   - enable seamless boot for DCN 3.01
   - runtime PM fixes
   - use drm_kms_helper_connector_hotplug_event
   - get all fences at once
   - use generic drm fb helpers
   - PSR/DPCD/LTTPR/DSC/PM/RAS/OLED/SRIOV fixes
   - add smart trace buffer (STB) for supported GPUs
   - display debugfs entries
   - new SMU debug option
   - Documentation update

  amdkfd:
   - IP discovery enumeration refactor
   - interface between driver fixes
   - SVM fixes
   - kfd uapi header to define some sysfs bitfields.

  i915:
   - support VESA panel backlights
   - enable ADL-P by default
   - add eDP privacy screen support
   - add Raptor Lake S (RPL-S) support
   - DG2 page table support
   - lots of GuC/HuC fw refactoring
   - refactored i915->gt interfaces
   - CD clock squashing support
   - enable 10-bit gamma support
   - update ADL-P DMC fw to v2.14
   - enable runtime PM autosuspend by default
   - ADL-P DSI support
   - per-lane DP drive settings for ICL+
   - add support for pipe C/D DMC firmware
   - Atomic gamma LUT updates
   - remove CCS FB stride restrictions on ADL-P
   - VRR platform support for display 11
   - add support for display audio codec keepalive
   - lots of display refactoring
   - fix runtime PM handling during PXP suspend
   - improved eviction performance with async TTM moves
   - async VMA unbinding improvements
   - VMA locking refactoring
   - improved error capture robustness
   - use per device iommu checks
   - drop bits stealing from i915_sw_fence function ptr
   - remove dma_resv_prune
   - add IC cache invalidation on DG2

  nouveau:
   - crc fixes
   - validate LUTs in atomic check
   - set HDMI AVI RGB quant to full

  tegra:
   - buffer objects reworks for dma-buf compat
   - NVDEC driver uAPI support
   - power management improvements

  etnaviv:
   - IOMMU enabled system support
   - fix > 4GB command buffer mapping
   - close a DoS vector
   - fix spurious GPU resets

  ast:
   - fix i2c initialization

  rcar-du:
   - DSI output support

  exynos:
   - replace legacy gpio interface
   - implement generic GEM object mmap

  msm:
   - dpu plane state cleanup in prep for multirect
   - dpu debugfs cleanups
   - dp support for sc7280
   - a506 support
   - removal of struct_mutex
   - remove old eDP sub-driver

  anx7625:
   - support MIPI DSI input
   - support HDMI audio
   - fix reading EDID

  lvds:
   - fix bridge DT bindings

  megachips:
   - probe both bridges before registering

  dw-hdmi:
   - allow interlace on bridge

  ps8640:
   - enable runtime PM
   - support aux-bus

  tx358768:
   - enable reference clock
   - add pulse mode support

  ti-sn65dsi86:
   - use regmap bulk write
   - add PWM support

  etnaviv:
   - get all fences at once

  gma500:
   - gem object cleanups

  kmb:
   - enable fb console

  radeon:
   - use dma_resv_wait_timeout

  rockchip:
   - add DSP hold timeout
   - suspend/resume fixes
   - PLL clock fixes
   - implement mmap in GEM object functions
   - use generic fbdev emulation

  sun4i:
   - use CMA helpers without vmap support

  vc4:
   - fix HDMI-CEC hang with display is off
   - power on HDMI controller while disabling
   - support 4K@60Hz modes
   - support 10-bit YUV 4:2:0 output

  vmwgfx:
   - fix leak on probe errors
   - fail probing on broken hosts
   - new placement for MOB page tables
   - hide internal BOs from userspace
   - implement GEM support
   - implement GL 4.3 support

  virtio:
   - overflow fixes

  xen:
   - implement mmap as GEM object function

  omapdrm:
   - fix scatterlist export
   - support virtual planes

  mediatek:
   - MT8192 support
   - CMDQ refinement"

* tag 'drm-next-2022-01-07' of git://anongit.freedesktop.org/drm/drm: (1241 commits)
  drm/amdgpu: no DC support for headless chips
  drm/amd/display: fix dereference before NULL check
  drm/amdgpu: always reset the asic in suspend (v2)
  drm/amdgpu: put SMU into proper state on runpm suspending for BOCO capable platform
  drm/amd/display: Fix the uninitialized variable in enable_stream_features()
  drm/amdgpu: fix runpm documentation
  amdgpu/pm: Make sysfs pm attributes as read-only for VFs
  drm/amdgpu: save error count in RAS poison handler
  drm/amdgpu: drop redundant semicolon
  drm/amd/display: get and restore link res map
  drm/amd/display: support dynamic HPO DP link encoder allocation
  drm/amd/display: access hpo dp link encoder only through link resource
  drm/amd/display: populate link res in both detection and validation
  drm/amd/display: define link res and make it accessible to all link interfaces
  drm/amd/display: 3.2.167
  drm/amd/display: [FW Promotion] Release 0.0.98
  drm/amd/display: Undo ODM combine
  drm/amd/display: Add reg defs for DCN303
  drm/amd/display: Changed pipe split policy to allow for multi-display pipe split
  drm/amd/display: Set optimize_pwr_state for DCN31
  ...
2022-01-10 12:58:46 -08:00
Linus Torvalds ca1a46d6f5 slab changes for 5.17
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Merge tag 'slab-for-5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/vbabka/slab

Pull slab updates from Vlastimil Babka:

 - Separate struct slab from struct page - an offshot of the page folio
   work.

   Struct page fields used by slab allocators are moved from struct page
   to a new struct slab, that uses the same physical storage. Similar to
   struct folio, it always is a head page. This brings better type
   safety, separation of large kmalloc allocations from true slabs, and
   cleanup of related objcg code.

 - A SLAB_MERGE_DEFAULT config optimization.

* tag 'slab-for-5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/vbabka/slab: (33 commits)
  mm/slob: Remove unnecessary page_mapcount_reset() function call
  bootmem: Use page->index instead of page->freelist
  zsmalloc: Stop using slab fields in struct page
  mm/slub: Define struct slab fields for CONFIG_SLUB_CPU_PARTIAL only when enabled
  mm/slub: Simplify struct slab slabs field definition
  mm/sl*b: Differentiate struct slab fields by sl*b implementations
  mm/kfence: Convert kfence_guarded_alloc() to struct slab
  mm/kasan: Convert to struct folio and struct slab
  mm/slob: Convert SLOB to use struct slab and struct folio
  mm/memcg: Convert slab objcgs from struct page to struct slab
  mm: Convert struct page to struct slab in functions used by other subsystems
  mm/slab: Finish struct page to struct slab conversion
  mm/slab: Convert most struct page to struct slab by spatch
  mm/slab: Convert kmem_getpages() and kmem_freepages() to struct slab
  mm/slub: Finish struct page to struct slab conversion
  mm/slub: Convert most struct page to struct slab by spatch
  mm/slub: Convert pfmemalloc_match() to take a struct slab
  mm/slub: Convert __free_slab() to use struct slab
  mm/slub: Convert alloc_slab_page() to return a struct slab
  mm/slub: Convert print_page_info() to print_slab_info()
  ...
2022-01-10 11:58:12 -08:00
Linus Torvalds d93aebbd76 Merge branch 'random-5.17-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/crng/random
Pull random number generator updates from Jason Donenfeld:
 "These a bit more numerous than usual for the RNG, due to folks
  resubmitting patches that had been pending prior and generally renewed
  interest.

  There are a few categories of patches in here:

   1) Dominik Brodowski and I traded a series back and forth for a some
      weeks that fixed numerous issues related to seeds being provided
      at extremely early boot by the firmware, before other parts of the
      kernel or of the RNG have been initialized, both fixing some
      crashes and addressing correctness around early boot randomness.
      One of these is marked for stable.

   2) I replaced the RNG's usage of SHA-1 with BLAKE2s in the entropy
      extractor, and made the construction a bit safer and more
      standard. This was sort of a long overdue low hanging fruit, as we
      were supposed to have phased out SHA-1 usage quite some time ago
      (even if all we needed here was non-invertibility). Along the way
      it also made extraction 131% faster. This required a bit of
      Kconfig and symbol plumbing to make things work well with the
      crypto libraries, which is one of the reasons why I'm sending you
      this pull early in the cycle.

   3) I got rid of a truly superfluous call to RDRAND in the hot path,
      which resulted in a whopping 370% increase in performance.

   4) Sebastian Andrzej Siewior sent some patches regarding PREEMPT_RT,
      the full series of which wasn't ready yet, but the first two
      preparatory cleanups were good on their own. One of them touches
      files in kernel/irq/, which is the other reason why I'm sending
      you this pull early in the cycle.

   5) Other assorted correctness fixes from Eric Biggers, Jann Horn,
      Mark Brown, Dominik Brodowski, and myself"

* 'random-5.17-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/crng/random:
  random: don't reset crng_init_cnt on urandom_read()
  random: avoid superfluous call to RDRAND in CRNG extraction
  random: early initialization of ChaCha constants
  random: use IS_ENABLED(CONFIG_NUMA) instead of ifdefs
  random: harmonize "crng init done" messages
  random: mix bootloader randomness into pool
  random: do not throw away excess input to crng_fast_load
  random: do not re-init if crng_reseed completes before primary init
  random: fix crash on multiple early calls to add_bootloader_randomness()
  random: do not sign extend bytes for rotation when mixing
  random: use BLAKE2s instead of SHA1 in extraction
  lib/crypto: blake2s: include as built-in
  random: fix data race on crng init time
  random: fix data race on crng_node_pool
  irq: remove unused flags argument from __handle_irq_event_percpu()
  random: remove unused irq_flags argument from add_interrupt_randomness()
  random: document add_hwgenerator_randomness() with other input functions
  MAINTAINERS: add git tree for random.c
2022-01-10 11:52:16 -08:00
Linus Torvalds 7e740ae635 - First part of a series to move the AMD address translation code from
arch/x86/ to amd64_edac as that is its only user anyway
 
 - Some MCE error injection improvements to the AMD side
 
 - Reorganization of the #MC handler code and the facilities it calls to
 make it noinstr-safe
 
 - Add support for new AMD MCA bank types and non-uniform banks layout
 
 - The usual set of cleanups and fixes
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Merge tag 'ras_core_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull RAS updates from Borislav Petkov:
 "A relatively big amount of movements in RAS-land this time around:

   - First part of a series to move the AMD address translation code
     from arch/x86/ to amd64_edac as that is its only user anyway

   - Some MCE error injection improvements to the AMD side

   - Reorganization of the #MC handler code and the facilities it calls
     to make it noinstr-safe

   - Add support for new AMD MCA bank types and non-uniform banks layout

   - The usual set of cleanups and fixes"

* tag 'ras_core_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (24 commits)
  x86/mce: Reduce number of machine checks taken during recovery
  x86/mce/inject: Avoid out-of-bounds write when setting flags
  x86/MCE/AMD, EDAC/mce_amd: Support non-uniform MCA bank type enumeration
  x86/MCE/AMD, EDAC/mce_amd: Add new SMCA bank types
  x86/mce: Check regs before accessing it
  x86/mce: Mark mce_start() noinstr
  x86/mce: Mark mce_timed_out() noinstr
  x86/mce: Move the tainting outside of the noinstr region
  x86/mce: Mark mce_read_aux() noinstr
  x86/mce: Mark mce_end() noinstr
  x86/mce: Mark mce_panic() noinstr
  x86/mce: Prevent severity computation from being instrumented
  x86/mce: Allow instrumentation during task work queueing
  x86/mce: Remove noinstr annotation from mce_setup()
  x86/mce: Use mce_rdmsrl() in severity checking code
  x86/mce: Remove function-local cpus variables
  x86/mce: Do not use memset to clear the banks bitmaps
  x86/mce/inject: Set the valid bit in MCA_STATUS before error injection
  x86/mce/inject: Check if a bank is populated before injecting
  x86/mce: Get rid of cpu_missing
  ...
2022-01-10 11:43:09 -08:00
Linus Torvalds 48a60bdb2b - Add a set of thread_info.flags accessors which snapshot it before
accesing it in order to prevent any potential data races, and convert
 all users to those new accessors
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Merge tag 'core_entry_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull thread_info flag accessor helper updates from Borislav Petkov:
 "Add a set of thread_info.flags accessors which snapshot it before
  accesing it in order to prevent any potential data races, and convert
  all users to those new accessors"

* tag 'core_entry_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  powerpc: Snapshot thread flags
  powerpc: Avoid discarding flags in system_call_exception()
  openrisc: Snapshot thread flags
  microblaze: Snapshot thread flags
  arm64: Snapshot thread flags
  ARM: Snapshot thread flags
  alpha: Snapshot thread flags
  sched: Snapshot thread flags
  entry: Snapshot thread flags
  x86: Snapshot thread flags
  thread_info: Add helpers to snapshot thread flags
2022-01-10 11:34:10 -08:00
Linus Torvalds 133d9c53c9 - Remove -nostdlib compiler flag now that the vDSO uses the linker
instead of the compiler driver to link files
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Merge tag 'x86_vdso_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 vdso updates from Borislav Petkov:
 "Remove -nostdlib compiler flag now that the vDSO uses the linker
  instead of the compiler driver to link files"

* tag 'x86_vdso_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/purgatory: Remove -nostdlib compiler flag
  x86/vdso: Remove -nostdlib compiler flag
2022-01-10 10:20:15 -08:00
Linus Torvalds 3c6d405666 - A fix for cross-compiling the compressed stub on arm64 with clang
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Merge tag 'x86_build_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 build fix from Borislav Petkov:
 "A fix for cross-compiling the compressed stub on arm64 with clang"

* tag 'x86_build_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/boot/compressed: Move CLANG_FLAGS to beginning of KBUILD_CFLAGS
2022-01-10 10:18:58 -08:00
Linus Torvalds 25f8c7785e - Enable the short string copies for CPUs which support them, in
copy_user_enhanced_fast_string()
 
 - Avoid writing MSR_CSTAR on Intel due to TDX guests raising a #VE trap
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Merge tag 'x86_cpu_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 cpuid updates from Borislav Petkov:

 - Enable the short string copies for CPUs which support them, in
   copy_user_enhanced_fast_string()

 - Avoid writing MSR_CSTAR on Intel due to TDX guests raising a #VE trap

* tag 'x86_cpu_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/lib: Add fast-short-rep-movs check to copy_user_enhanced_fast_string()
  x86/cpu: Don't write CSTAR MSR on Intel CPUs
2022-01-10 10:09:22 -08:00
Linus Torvalds 308319e990 - The mandatory set of random minor cleanups all over tip
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Merge tag 'x86_cleanups_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 cleanups from Borislav Petkov:
 "The mandatory set of random minor cleanups all over tip"

* tag 'x86_cleanups_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/events/amd/iommu: Remove redundant assignment to variable shift
  x86/boot/string: Add missing function prototypes
  x86/fpu: Remove duplicate copy_fpstate_to_sigframe() prototype
  x86/uaccess: Move variable into switch case statement
2022-01-10 10:02:27 -08:00
Linus Torvalds 2e97a0c02b - Add support for decoding instructions which do MMIO accesses in order
to use it in SEV and TDX guests
 
 - An include fix and reorg to allow for removing set_fs in UML later
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Merge tag 'x86_misc_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull misc x86 updates from Borislav Petkov:
 "The pile which we cannot find the proper topic for so we stick it in
  x86/misc:

   - Add support for decoding instructions which do MMIO accesses in
     order to use it in SEV and TDX guests

   - An include fix and reorg to allow for removing set_fs in UML later"

* tag 'x86_misc_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/mtrr: Remove the mtrr_bp_init() stub
  x86/sev-es: Use insn_decode_mmio() for MMIO implementation
  x86/insn-eval: Introduce insn_decode_mmio()
  x86/insn-eval: Introduce insn_get_modrm_reg_ptr()
  x86/insn-eval: Handle insn_get_opcode() failure
2022-01-10 10:00:03 -08:00
Linus Torvalds 4a692ae360 - Flush *all* mappings from the TLB after switching to the trampoline
pagetable to prevent any stale entries' presence
 
 - Flush global mappings from the TLB, in addition to the CR3-write,
 after switching off of the trampoline_pgd during boot to clear the
 identity mappings
 
 - Prevent instrumentation issues resulting from the above changes
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Merge tag 'x86_mm_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 mm updates from Borislav Petkov:

 - Flush *all* mappings from the TLB after switching to the trampoline
   pagetable to prevent any stale entries' presence

 - Flush global mappings from the TLB, in addition to the CR3-write,
   after switching off of the trampoline_pgd during boot to clear the
   identity mappings

 - Prevent instrumentation issues resulting from the above changes

* tag 'x86_mm_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/mm: Prevent early boot triple-faults with instrumentation
  x86/mm: Include spinlock_t definition in pgtable.
  x86/mm: Flush global TLB when switching to trampoline page-table
  x86/mm/64: Flush global TLB on boot and AP bringup
  x86/realmode: Add comment for Global bit usage in trampoline_pgd
  x86/mm: Add missing <asm/cpufeatures.h> dependency to <asm/page_64.h>
2022-01-10 09:51:38 -08:00
Linus Torvalds bfed6efb8e - Add support for handling hw errors in SGX pages: poisoning, recovering
from poison memory and error injection into SGX pages
 
 - A bunch of changes to the SGX selftests to simplify and allow of SGX
 features testing without the need of a whole SGX software stack
 
 - Add a sysfs attribute which is supposed to show the amount of SGX
 memory in a NUMA node, similar to what /proc/meminfo is to normal
 memory
 
 - The usual bunch of fixes and cleanups too
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Merge tag 'x86_sgx_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 SGX updates from Borislav Petkov:

 - Add support for handling hw errors in SGX pages: poisoning,
   recovering from poison memory and error injection into SGX pages

 - A bunch of changes to the SGX selftests to simplify and allow of SGX
   features testing without the need of a whole SGX software stack

 - Add a sysfs attribute which is supposed to show the amount of SGX
   memory in a NUMA node, similar to what /proc/meminfo is to normal
   memory

 - The usual bunch of fixes and cleanups too

* tag 'x86_sgx_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (24 commits)
  x86/sgx: Fix NULL pointer dereference on non-SGX systems
  selftests/sgx: Fix corrupted cpuid macro invocation
  x86/sgx: Add an attribute for the amount of SGX memory in a NUMA node
  x86/sgx: Fix minor documentation issues
  selftests/sgx: Add test for multiple TCS entry
  selftests/sgx: Enable multiple thread support
  selftests/sgx: Add page permission and exception test
  selftests/sgx: Rename test properties in preparation for more enclave tests
  selftests/sgx: Provide per-op parameter structs for the test enclave
  selftests/sgx: Add a new kselftest: Unclobbered_vdso_oversubscribed
  selftests/sgx: Move setup_test_encl() to each TEST_F()
  selftests/sgx: Encpsulate the test enclave creation
  selftests/sgx: Dump segments and /proc/self/maps only on failure
  selftests/sgx: Create a heap for the test enclave
  selftests/sgx: Make data measurement for an enclave segment optional
  selftests/sgx: Assign source for each segment
  selftests/sgx: Fix a benign linker warning
  x86/sgx: Add check for SGX pages to ghes_do_memory_failure()
  x86/sgx: Add hook to error injection address validation
  x86/sgx: Hook arch_memory_failure() into mainline code
  ...
2022-01-10 09:44:09 -08:00
Linus Torvalds d3c20bfb74 - A minor code cleanup removing a redundant assignment
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Merge tag 'x86_cache_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 resource control fixlet from Borislav Petkov:
 "A minor code cleanup removing a redundant assignment"

* tag 'x86_cache_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/resctrl: Remove redundant assignment to variable chunks
2022-01-10 09:42:36 -08:00
Linus Torvalds 01d5e7872c - Share the SEV string unrolling logic with TDX as TDX guests need it too
- Cleanups and generalzation of code shared by SEV and TDX
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Merge tag 'x86_sev_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 SEV updates from Borislav Petkov:
 "The accumulated pile of x86/sev generalizations and cleanups:

   - Share the SEV string unrolling logic with TDX as TDX guests need it
     too

   - Cleanups and generalzation of code shared by SEV and TDX"

* tag 'x86_sev_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/sev: Move common memory encryption code to mem_encrypt.c
  x86/sev: Rename mem_encrypt.c to mem_encrypt_amd.c
  x86/sev: Use CC_ATTR attribute to generalize string I/O unroll
  x86/sev: Remove do_early_exception() forward declarations
  x86/head64: Carve out the guest encryption postprocessing into a helper
  x86/sev: Get rid of excessive use of defines
  x86/sev: Shorten GHCB terminate macro names
2022-01-10 09:33:40 -08:00
Linus Torvalds cd36722d74 - A DT compatibility fix for the Intel media processor CE4100 driver
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Merge tag 'x86_platform_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 platform fix from Borislav Petkov:
 "A single DT compatibility fix for the Intel media processor CE4100
  driver"

* tag 'x86_platform_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/ce4100: Replace "ti,pcf8575" by "nxp,pcf8575"
2022-01-10 09:21:36 -08:00
Linus Torvalds e59451fd3b - Define the INTERRUPT_RETURN macro only when CONFIG_XEN_PV is enabled
as it is its only user
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Merge tag 'x86_paravirt_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 paravirtualization fix from Borislav Petkov:
 "Define the INTERRUPT_RETURN macro only when CONFIG_XEN_PV is enabled
  as it is its only user"

* tag 'x86_paravirt_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/paravirt: Fix build PARAVIRT_XXL=y without XEN_PV
2022-01-10 09:09:36 -08:00
Linus Torvalds 191cf7fab9 - Exclude AVX opmask registers use from AVX512 state tracking as they
don't contribute to frequency throttling
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Merge tag 'x86_fpu_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 fpu update from Borislav Petkov:
 "A single x86/fpu update for 5.17:

   - Exclude AVX opmask registers use from AVX512 state tracking as they
     don't contribute to frequency throttling"

* tag 'x86_fpu_for_v5.17_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/fpu: Correct AVX512 state tracking
2022-01-10 09:05:26 -08:00
Linus Torvalds 8cc1e20765 m68k updates for v5.17
- Enable memtest functionality,
   - Defconfig updates.
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Merge tag 'm68k-for-v5.17-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k

Pull m68k updates from Geert Uytterhoeven:

 - enable memtest functionality

 - defconfig updates

* tag 'm68k-for-v5.17-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k:
  m68k: defconfig: Update defconfigs for v5.16-rc1
  m68k: Enable memtest functionality
2022-01-10 08:59:33 -08:00
Linus Torvalds f0d43b3a38 s390 updates for 5.17 merge window
- add fast vector/SIMD implementation of the ChaCha20 stream cipher,
   which mainly adapts Andy Polyakov's code for the kernel
 
 - add status attribute to AP queue device so users can easily figure
   out its status
 
 - fix race in page table release code, and and lots of documentation
 
 - remove uevent suppress from cio device driver, since it turned out
   that it generated more problems than it solved problems
 
 - quite a lot of virtual vs physical address confusion fixes
 
 - various other small improvements and cleanups all over the place
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Merge tag 's390-5.17-1' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux

Pull s390 updates from Heiko Carstens:
 "Besides all the small improvements and cleanups the most notable part
  is the fast vector/SIMD implementation of the ChaCha20 stream cipher,
  which is an adaptation of Andy Polyakov's code for the kernel.

  Summary:

   - add fast vector/SIMD implementation of the ChaCha20 stream cipher,
     which mainly adapts Andy Polyakov's code for the kernel

   - add status attribute to AP queue device so users can easily figure
     out its status

   - fix race in page table release code, and and lots of documentation

   - remove uevent suppress from cio device driver, since it turned out
     that it generated more problems than it solved problems

   - quite a lot of virtual vs physical address confusion fixes

   - various other small improvements and cleanups all over the place"

* tag 's390-5.17-1' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux: (39 commits)
  s390/dasd: use default_groups in kobj_type
  s390/sclp_sd: use default_groups in kobj_type
  s390/pci: simplify __pciwb_mio() inline asm
  s390: remove unused TASK_SIZE_OF
  s390/crash_dump: fix virtual vs physical address handling
  s390/crypto: fix compile error for ChaCha20 module
  s390/mm: check 2KB-fragment page on release
  s390/mm: better annotate 2KB pagetable fragments handling
  s390/mm: fix 2KB pgtable release race
  s390/sclp: release SCLP early buffer after kernel initialization
  s390/nmi: disable interrupts on extended save area update
  s390/zcrypt: CCA control CPRB sending
  s390/disassembler: update opcode table
  s390/uv: fix memblock virtual vs physical address confusion
  s390/smp: fix memblock_phys_free() vs memblock_free() confusion
  s390/sclp: fix memblock_phys_free() vs memblock_free() confusion
  s390/exit: remove dead reference to do_exit from copy_thread
  s390/ap: add missing virt_to_phys address conversion
  s390/pgalloc: use pointers instead of unsigned long values
  s390/pgalloc: add virt/phys address handling to base asce functions
  ...
2022-01-10 08:58:16 -08:00
Rafael J. Wysocki c001a52df4 Merge branches 'pm-cpuidle', 'pm-core' and 'pm-sleep'
Merge cpuidle updates, PM core updates and one hiberation-related
update for 5.17-rc1:

 - Make cpuidle use default_groups in kobj_type (Greg Kroah-Hartman).

 - Fix two comments in cpuidle code (Jason Wang, Yang Li).

 - Simplify locking in pm_runtime_put_suppliers() (Rafael Wysocki).

 - Add safety net to supplier device release in the runtime PM core
   code (Rafael Wysocki).

 - Capture device status before disabling runtime PM for it (Rafael
   Wysocki).

 - Add new macros for declaring PM operations to allow drivers to
   avoid guarding them with CONFIG_PM #ifdefs or __maybe_unused and
   update some drivers to use these macros (Paul Cercueil).

 - Allow ACPI hardware signature to be honoured during restore from
   hibernation (David Woodhouse).

* pm-cpuidle:
  cpuidle: use default_groups in kobj_type
  cpuidle: Fix cpuidle_remove_state_sysfs() kerneldoc comment
  cpuidle: menu: Fix typo in a comment

* pm-core:
  PM: runtime: Simplify locking in pm_runtime_put_suppliers()
  mmc: mxc: Use the new PM macros
  mmc: jz4740: Use the new PM macros
  PM: runtime: Add safety net to supplier device release
  PM: runtime: Capture device status before disabling runtime PM
  PM: core: Add new *_PM_OPS macros, deprecate old ones
  PM: core: Redefine pm_ptr() macro
  r8169: Avoid misuse of pm_ptr() macro

* pm-sleep:
  PM: hibernate: Allow ACPI hardware signature to be honoured
2022-01-10 17:57:13 +01:00
Rafael J. Wysocki 5561f25beb Merge branch 'pm-cpufreq'
Merge cpufreq updates for 5.17-rc1:

 - Add new P-state driver for AMD processors (Huang Rui).

 - Fix initialization of min and max frequency QoS requests in the
   cpufreq core (Rafael Wysocki).

 - Fix EPP handling on Alder Lake in intel_pstate (Srinivas Pandruvada).

 - Make intel_pstate update cpuinfo.max_freq when notified of HWP
   capabilities changes and drop a redundant function call from that
   driver (Rafael Wysocki).

 - Improve IRQ support in the Qcom cpufreq driver (Ard Biesheuvel,
   Stephen Boyd, Vladimir Zapolskiy).

 - Fix double devm_remap() in the Mediatek cpufreq driver (Hector Yuan).

 - Introduce thermal pressure helpers for cpufreq CPU cooling (Lukasz
   Luba).

 - Make cpufreq use default_groups in kobj_type (Greg Kroah-Hartman).

* pm-cpufreq: (32 commits)
  x86, sched: Fix undefined reference to init_freq_invariance_cppc() build error
  cpufreq: amd-pstate: Fix Kconfig dependencies for AMD P-State
  cpufreq: amd-pstate: Fix struct amd_cpudata kernel-doc comment
  MAINTAINERS: Add AMD P-State driver maintainer entry
  Documentation: amd-pstate: Add AMD P-State driver introduction
  cpufreq: amd-pstate: Add AMD P-State performance attributes
  cpufreq: amd-pstate: Add AMD P-State frequencies attributes
  cpufreq: amd-pstate: Add boost mode support for AMD P-State
  cpufreq: amd-pstate: Add trace for AMD P-State module
  cpufreq: amd-pstate: Introduce the support for the processors with shared memory solution
  cpufreq: amd-pstate: Add fast switch function for AMD P-State
  cpufreq: amd-pstate: Introduce a new AMD P-State driver to support future processors
  ACPI: CPPC: Add CPPC enable register function
  ACPI: CPPC: Check present CPUs for determining _CPC is valid
  ACPI: CPPC: Implement support for SystemIO registers
  x86/msr: Add AMD CPPC MSR definitions
  x86/cpufeatures: Add AMD Collaborative Processor Performance Control feature flag
  cpufreq: use default_groups in kobj_type
  cpufreq: mediatek-hw: Fix double devm_remap in hotplug case
  cpufreq: intel_pstate: Update cpuinfo.max_freq on HWP_CAP changes
  ...
2022-01-10 17:54:45 +01:00
Linus Torvalds 9b9e211360 arm64 updates for 5.17:
- KCSAN enabled for arm64.
 
 - Additional kselftests to exercise the syscall ABI w.r.t. SVE/FPSIMD.
 
 - Some more SVE clean-ups and refactoring in preparation for SME support
   (scalable matrix extensions).
 
 - BTI clean-ups (SYM_FUNC macros etc.)
 
 - arm64 atomics clean-up and codegen improvements.
 
 - HWCAPs for FEAT_AFP (alternate floating point behaviour) and
   FEAT_RPRESS (increased precision of reciprocal estimate and reciprocal
   square root estimate).
 
 - Use SHA3 instructions to speed-up XOR.
 
 - arm64 unwind code refactoring/unification.
 
 - Avoid DC (data cache maintenance) instructions when DCZID_EL0.DZP == 1
   (potentially set by a hypervisor; user-space already does this).
 
 - Perf updates for arm64: support for CI-700, HiSilicon PCIe PMU,
   Marvell CN10K LLC-TAD PMU, miscellaneous clean-ups.
 
 - Other fixes and clean-ups; highlights: fix the handling of erratum
   1418040, correct the calculation of the nomap region boundaries,
   introduce io_stop_wc() mapped to the new DGH instruction (data
   gathering hint).
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Merge tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux

Pull arm64 updates from Catalin Marinas:

 - KCSAN enabled for arm64.

 - Additional kselftests to exercise the syscall ABI w.r.t. SVE/FPSIMD.

 - Some more SVE clean-ups and refactoring in preparation for SME
   support (scalable matrix extensions).

 - BTI clean-ups (SYM_FUNC macros etc.)

 - arm64 atomics clean-up and codegen improvements.

 - HWCAPs for FEAT_AFP (alternate floating point behaviour) and
   FEAT_RPRESS (increased precision of reciprocal estimate and
   reciprocal square root estimate).

 - Use SHA3 instructions to speed-up XOR.

 - arm64 unwind code refactoring/unification.

 - Avoid DC (data cache maintenance) instructions when DCZID_EL0.DZP ==
   1 (potentially set by a hypervisor; user-space already does this).

 - Perf updates for arm64: support for CI-700, HiSilicon PCIe PMU,
   Marvell CN10K LLC-TAD PMU, miscellaneous clean-ups.

 - Other fixes and clean-ups; highlights: fix the handling of erratum
   1418040, correct the calculation of the nomap region boundaries,
   introduce io_stop_wc() mapped to the new DGH instruction (data
   gathering hint).

* tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux: (81 commits)
  arm64: Use correct method to calculate nomap region boundaries
  arm64: Drop outdated links in comments
  arm64: perf: Don't register user access sysctl handler multiple times
  drivers: perf: marvell_cn10k: fix an IS_ERR() vs NULL check
  perf/smmuv3: Fix unused variable warning when CONFIG_OF=n
  arm64: errata: Fix exec handling in erratum 1418040 workaround
  arm64: Unhash early pointer print plus improve comment
  asm-generic: introduce io_stop_wc() and add implementation for ARM64
  arm64: Ensure that the 'bti' macro is defined where linkage.h is included
  arm64: remove __dma_*_area() aliases
  docs/arm64: delete a space from tagged-address-abi
  arm64: Enable KCSAN
  kselftest/arm64: Add pidbench for floating point syscall cases
  arm64/fp: Add comments documenting the usage of state restore functions
  kselftest/arm64: Add a test program to exercise the syscall ABI
  kselftest/arm64: Allow signal tests to trigger from a function
  kselftest/arm64: Parameterise ptrace vector length information
  arm64/sve: Minor clarification of ABI documentation
  arm64/sve: Generalise vector length configuration prctl() for SME
  arm64/sve: Make sysctl interface for SVE reusable by SME
  ...
2022-01-10 08:49:37 -08:00
Linus Torvalds a7ac314061 asm-generic: cleanups for 5.17
A few minor cleanups for cross-architecture code: Alexandre Ghiti
 deals with removing some leftovers from drivers and features that
 have been removed, and Wasin Thonkaew has a cosmetic change.
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Merge tag 'asm-generic-5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/asm-generic

Pull asm-generic cleanups from Arnd Bergmann:
 "A few minor cleanups for cross-architecture code: Alexandre Ghiti
  deals with removing some leftovers from drivers and features that have
  been removed, and Wasin Thonkaew has a cosmetic change"

* tag 'asm-generic-5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/asm-generic:
  asm-generic/error-injection.h: fix a spelling mistake, and a coding style issue
  arch: Remove leftovers from prism54 wireless driver
  arch: Remove leftovers from mandatory file locking
  Documentation, arch: Remove leftovers from CIFS_WEAK_PW_HASH
  Documentation, arch: Remove leftovers from raw device
2022-01-10 08:42:28 -08:00
Linus Torvalds bb4ed26e7e SoC: Add support for StarFive JH7100 RISC-V SoC
This adds support for the StarFive JH7100, including the necessary
 device drivers and DT files for the BeagleV Starlight prototype
 board, with additional boards to be added later. This SoC promises
 to be the first usable low-cost platform for RISC-V.
 
 I've taken this through the SoC tree in the anticipation of adding
 a few other Arm based SoCs as well, but those did not pass the
 review in time, so it's only this one.
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Merge tag 'newsoc-5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull RISC-V SoC updates from Arnd Bergmann:
 "Add support for StarFive JH7100 RISC-V SoC

  This adds support for the StarFive JH7100, including the necessary
  device drivers and DT files for the BeagleV Starlight prototype board,
  with additional boards to be added later. This SoC promises to be the
  first usable low-cost platform for RISC-V.

  I've taken this through the SoC tree in the anticipation of adding a
  few other Arm based SoCs as well, but those did not pass the review in
  time, so it's only this one"

* tag 'newsoc-5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc:
  reset: starfive-jh7100: Fix 32bit compilation
  RISC-V: Add BeagleV Starlight Beta device tree
  RISC-V: Add initial StarFive JH7100 device tree
  serial: 8250_dw: Add StarFive JH7100 quirk
  dt-bindings: serial: snps-dw-apb-uart: Add JH7100 uarts
  pinctrl: starfive: Add pinctrl driver for StarFive SoCs
  dt-bindings: pinctrl: Add StarFive JH7100 bindings
  dt-bindings: pinctrl: Add StarFive pinctrl definitions
  reset: starfive-jh7100: Add StarFive JH7100 reset driver
  dt-bindings: reset: Add Starfive JH7100 reset bindings
  dt-bindings: reset: Add StarFive JH7100 reset definitions
  clk: starfive: Add JH7100 clock generator driver
  dt-bindings: clock: starfive: Add JH7100 bindings
  dt-bindings: clock: starfive: Add JH7100 clock definitions
  dt-bindings: interrupt-controller: Add StarFive JH7100 plic
  dt-bindings: timer: Add StarFive JH7100 clint
  RISC-V: Add StarFive SoC Kconfig option
2022-01-10 08:32:37 -08:00
Linus Torvalds aca48b2dd1 ARM: SoC devicetree changes for v5.17
As usual, this is the bulk of the updates for the SoC tree, adding
 more devices to existing files, addressing issues from ever improving
 automated checking, and fixing minor issues.
 
 The most interesting bits as usual are the new platforms.
 All the newly supported SoCs belong into existing families
 this time:
 
  - Qualcomm gets support for two newly announced platforms, both
    of which can now work in production environments: the SDX65
    5G modem that can run a minimal Linux on its Cortex-A7 core,
    and the Snapdragon 8 Gen 1, their latest high-end phone SoC.
 
  - Renesas adds support for R-Car S4-8, the most recent automotive
    Server/Communication SoC.
 
  - TI adds support for J721s2, a new automotive SoC in the K3
    family.
 
  - Mediatek MT7986a/b is a SoC used in Wifi routers, the latest
    generation following their popular MT76xx series. Only basic
    support is added for now.
 
  - NXP i.MX8 ULP8 is a new low-power variant of the widespread
    i.MX8 series.
 
  - TI SPEAr320s is a minor variant of the old SPEAr320 SoC that
    we have supported for a long time.
 
 New boards with the existing SoCs include
 
  - Aspeed AST2500/AST2600 BMCs in TYAN, Facebook and Yadro servers
 
  - AT91/SAMA5 based evaluation board
 
  - NXP gains twenty new development and industrial boards for their
    i.MX and Layerscape SoCs
 
  - Intel IXP4xx now supports the final two machines in device tree
    that were previously only supported in old style board files.
 
  - Mediatek MT6589 is used in the Fairphone FP1 phone from 2013,
    while MT8183 is used in the Acer Chromebook 314.
 
  - Qualcomm gains support for the reference machines using the two
    new SoCs, plus a number of Chromebook variants and phones based
    on the Snapdragon 7c, 845 and 888 SoCs, including various
    Sony Xperia devices and the Microsoft Surface Duo 2.
 
  - ST STM32 now supports the Engicam i.Core STM32MP1 carrier board.
 
  - Tegra now boots various older Android devices based on 32-bit
    chips out of the box, including a number of ASUS Transformer
    tablets.
    There is also a new Jetson AGX Orin developer kit.
 
  - Apple support adds the missing device trees for all the remaining
    M1 Macbook and iMac variants, though not yet the M1 Pro/Max
    versions.
 
  - Allwinner now supports another version of the Tanix TX6 set-top
    box based on the H6 SoC.
 
  - Broadcom gains support for the Netgear RAXE500 Wireless router
    based on BCM4908.
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Merge tag 'dt-5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM SoC devicetree updates from Arnd Bergmann:
 "As usual, this is the bulk of the updates for the SoC tree, adding
  more devices to existing files, addressing issues from ever improving
  automated checking, and fixing minor issues.

  The most interesting bits as usual are the new platforms. All the
  newly supported SoCs belong into existing families this time:

   - Qualcomm gets support for two newly announced platforms, both of
     which can now work in production environments: the SDX65 5G modem
     that can run a minimal Linux on its Cortex-A7 core, and the
     Snapdragon 8 Gen 1, their latest high-end phone SoC.

   - Renesas adds support for R-Car S4-8, the most recent automotive
     Server/Communication SoC.

   - TI adds support for J721s2, a new automotive SoC in the K3 family.

   - Mediatek MT7986a/b is a SoC used in Wifi routers, the latest
     generation following their popular MT76xx series. Only basic
     support is added for now.

   - NXP i.MX8 ULP8 is a new low-power variant of the widespread i.MX8
     series.

   - TI SPEAr320s is a minor variant of the old SPEAr320 SoC that we
     have supported for a long time.

  New boards with the existing SoCs include

   - Aspeed AST2500/AST2600 BMCs in TYAN, Facebook and Yadro servers

   - AT91/SAMA5 based evaluation board

   - NXP gains twenty new development and industrial boards for their
     i.MX and Layerscape SoCs

   - Intel IXP4xx now supports the final two machines in device tree
     that were previously only supported in old style board files.

   - Mediatek MT6589 is used in the Fairphone FP1 phone from 2013, while
     MT8183 is used in the Acer Chromebook 314.

   - Qualcomm gains support for the reference machines using the two new
     SoCs, plus a number of Chromebook variants and phones based on the
     Snapdragon 7c, 845 and 888 SoCs, including various Sony Xperia
     devices and the Microsoft Surface Duo 2.

   - ST STM32 now supports the Engicam i.Core STM32MP1 carrier board.

   - Tegra now boots various older Android devices based on 32-bit chips
     out of the box, including a number of ASUS Transformer tablets.

     There is also a new Jetson AGX Orin developer kit.

   - Apple support adds the missing device trees for all the remaining
     M1 Macbook and iMac variants, though not yet the M1 Pro/Max
     versions.

   - Allwinner now supports another version of the Tanix TX6 set-top box
     based on the H6 SoC.

   - Broadcom gains support for the Netgear RAXE500 Wireless router
     based on BCM4908"

* tag 'dt-5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (574 commits)
  Revert "ARM: dts: BCM5301X: define RTL8365MB switch on Asus RT-AC88U"
  arm64: dts: qcom: sm6125: Avoid using missing SM6125_VDDCX
  arm64: dts: qcom: sm8450-qrd: Enable USB nodes
  arm64: dts: qcom: sm8450: Add usb nodes
  ARM: dts: aspeed: add LCLK setting into LPC KCS nodes
  dt-bindings: ipmi: bt-bmc: add 'clocks' as a required property
  ARM: dts: aspeed: add LCLK setting into LPC IBT node
  ARM: dts: aspeed: p10: Add TPM device
  ARM: dts: aspeed: p10: Enable USB host ports
  ARM: dts: aspeed: Add TYAN S8036 BMC machine
  ARM: dts: aspeed: tyan-s7106: Add uart_routing and fix vuart config
  ARM: dts: aspeed: Adding Facebook Bletchley BMC
  ARM: dts: aspeed: g220a: Enable secondary flash
  ARM: dts: Add openbmc-flash-layout-64-alt.dtsi
  ARM: dts: aspeed: Add secure boot controller node
  dt-bindings: aspeed: Add Secure Boot Controller bindings
  ARM: dts: Remove "spidev" nodes
  dt-bindings: pinctrl: samsung: Add pin drive definitions for Exynos850
  dt-bindings: arm: samsung: Document E850-96 board binding
  dt-bindings: Add vendor prefix for WinLink
  ...
2022-01-10 08:24:40 -08:00
Linus Torvalds e85195d5bf ARM: SoC driver updates for v5.17
There are cleanups and minor bugfixes across several SoC specific
 drivers, for Qualcomm, Samsung, NXP i.MX, AT91, Tegra, Keystone,
 Renesas, ZynqMP
 
 Noteworthy new features are:
 
  - The op-tee firmware driver gains support for asynchronous
    notifications from secure-world firmware.
 
  - Qualcomm platforms gain support for new SoC types in various
    drivers: power domain, cache controller, RPM sleep, soc-info
 
  - Samsung SoC drivers gain support for new SoCs in ChipID and PMU,
    as well as a new USIv2 driver that handles various types of
    serial communiction (uart, i2c, spi)
 
  - Renesas adds support for R-Car S4-8 (R8A779F0) in multiple
    drivers, as well as memory controller support for RZ/G2L
    (R9A07G044).
 
  - Apple M1 gains support for the PMGR power management driver
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Merge tag 'drivers-5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM SoC driver updates from Arnd Bergmann:
 "There are cleanups and minor bugfixes across several SoC specific
  drivers, for Qualcomm, Samsung, NXP i.MX, AT91, Tegra, Keystone,
  Renesas, ZynqMP

  Noteworthy new features are:

   - The op-tee firmware driver gains support for asynchronous
     notifications from secure-world firmware.

   - Qualcomm platforms gain support for new SoC types in various
     drivers: power domain, cache controller, RPM sleep, soc-info

   - Samsung SoC drivers gain support for new SoCs in ChipID and PMU, as
     well as a new USIv2 driver that handles various types of serial
     communiction (uart, i2c, spi)

   - Renesas adds support for R-Car S4-8 (R8A779F0) in multiple drivers,
     as well as memory controller support for RZ/G2L (R9A07G044).

   - Apple M1 gains support for the PMGR power management driver"

* tag 'drivers-5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (94 commits)
  soc: qcom: rpmh-rsc: Fix typo in a comment
  soc: qcom: socinfo: Add SM6350 and SM7225
  dt-bindings: arm: msm: Don't mark LLCC interrupt as required
  dt-bindings: firmware: scm: Add SM6350 compatible
  dt-bindings: arm: msm: Add LLCC for SM6350
  soc: qcom: rpmhpd: Sort power-domain definitions and lists
  soc: qcom: rpmhpd: Remove mx/cx relationship on sc7280
  soc: qcom: rpmhpd: Rename rpmhpd struct names
  soc: qcom: rpmhpd: sm8450: Add the missing .peer for sm8450_cx_ao
  soc: qcom: socinfo: add SM8450 ID
  soc: qcom: rpmhpd: Add SM8450 power domains
  dt-bindings: power: rpmpd: Add SM8450 to rpmpd binding
  soc: qcom: smem: Update max processor count
  dt-bindings: arm: qcom: Document SM8450 SoC and boards
  dt-bindings: firmware: scm: Add SM8450 compatible
  dt-bindings: arm: cpus: Add kryo780 compatible
  soc: qcom: rpmpd: Add support for sm6125
  dt-bindings: qcom-rpmpd: Add sm6125 power domains
  soc: qcom: aoss: constify static struct thermal_cooling_device_ops
  PM: AVS: qcom-cpr: Use div64_ul instead of do_div
  ...
2022-01-10 08:13:52 -08:00
Linus Torvalds 0dca3c5e01 ARM: defconfig updates for 5.17
These are the usual changes to enable newly added driver
 by default, and to do some housekeeping around changing
 Kconfig symbols.
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Merge tag 'defconfig-5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM defconfig updates from Arnd Bergmann:
 "These are the usual changes to enable newly added driver by default,
  and to do some housekeeping around changing Kconfig symbols"

* tag 'defconfig-5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc:
  arm64: defconfig: Enable Samsung I2C driver
  ARM: configs: at91: Enable crypto software implementations
  ARM: configs: at91: sama7: Enable SPI NOR and QSPI controller
  ARM: config: multi v7: Enable NVIDIA Tegra20 APB DMA driver
  ARM: config: multi v7: Enable NVIDIA Tegra20 S/PDIF driver
  ARM: tegra_defconfig: Enable S/PDIF driver
  ARM: imx_v6_v7_defconfig: Enable for DHCOM devices required RTC_DRV_RV3029C2
  ARM: config: multi v7: Enable display drivers used by Tegra devices
  ARM: tegra_defconfig: Enable drivers wanted by Acer Chromebooks and ASUS tablets
  ARM: configs: gemini: Activate crypto driver
  arm64: defconfig: enable drivers for booting i.MX8ULP
  arm64: defconfig: Enable R-Car S4-8
  arm64: defconfig: enable drivers for TQ TQMa8MxML-MBa8Mx
  arm64: defconfig: Enable OV5640
  arm64: defconfig: Enable VIDEO_IMX_MEDIA
2022-01-10 08:12:26 -08:00
Linus Torvalds 1135ec008e ARM: SoC updates for v5.17
These are all minor bug fixes and cleanups to code in arch/arm and
 arch/arm64 that is specific to one SoC, updating Kconfig symbols,
 the MAINTAINERS file, and removing some dead code.
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Merge tag 'soc-5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM SoC updates from Arnd Bergmann:
 "These are all minor bug fixes and cleanups to code in arch/arm and
  arch/arm64 that is specific to one SoC, updating Kconfig symbols, the
  MAINTAINERS file, and removing some dead code"

* tag 'soc-5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc:
  arm64: exynos: Enable Exynos Multi-Core Timer driver
  ARM: ixp4xx: remove unused header file pata_ixp4xx_cf.h
  ARM: ixp4xx: remove dead configs CPU_IXP43X and CPU_IXP46X
  MAINTAINERS: Add Florian as BCM5301X and BCM53573 maintainer
  ARM: samsung: Remove HAVE_S3C2410_I2C and use direct dependencies
  ARM: imx: rename DEBUG_IMX21_IMX27_UART to DEBUG_IMX27_UART
  ARM: imx: remove dead left-over from i.MX{27,31,35} removal
  ARM: s3c: add one more "fallthrough" statement in Jive
  ARM: s3c: include header for prototype of s3c2410_modify_misccr
  ARM: shmobile: rcar-gen2: Add missing of_node_put()
2022-01-10 08:10:20 -08:00
Linus Torvalds 95350123bb SoC: One more fix for 5.16
I had missed one patch when I sent up what I thought was the last batch
 of fixes for this release. This one fixes issues on the Raspberry Pi
 platforms due to gpio init changes this release, so hopefully we can get
 it merged before final release is cut.
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Merge tag 'soc-fixes-5.16-5' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM SoC fix from Olof Johansson:
 "One more fix for 5.16

  I had missed one patch when I sent up what I thought was the last
  batch of fixes for this release. This one fixes issues on the
  Raspberry Pi platforms due to gpio init changes this release, so
  hopefully we can get it merged before final release is cut"

* tag 'soc-fixes-5.16-5' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc:
  ARM: dts: gpio-ranges property is now required
2022-01-09 10:43:16 -08:00
Ingo Molnar b6aa86cff4 x86/kbuild: Enable CONFIG_KALLSYMS_ALL=y in the defconfigs
Most distro kernels have this option enabled, to improve debug output.

Lockdep also selects it.

Enable this in the defconfig kernel as well, to make it more
representative of what people are using on x86.

Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/YdTn7gssoMVDMgMw@gmail.com
2022-01-08 22:55:29 +01:00
Phil Elwell c8013355ea
ARM: dts: gpio-ranges property is now required
Since [1], added in 5.7, the absence of a gpio-ranges property has
prevented GPIOs from being restored to inputs when released.
Add those properties for BCM283x and BCM2711 devices.

[1] commit 2ab73c6d83 ("gpio: Support GPIO controllers without
    pin-ranges")

Link: https://lore.kernel.org/r/20220104170247.956760-1-linus.walleij@linaro.org
Fixes: 2ab73c6d83 ("gpio: Support GPIO controllers without pin-ranges")
Fixes: 266423e60e ("pinctrl: bcm2835: Change init order for gpio hogs")
Reported-by: Stefan Wahren <stefan.wahren@i2se.com>
Reported-by: Florian Fainelli <f.fainelli@gmail.com>
Reported-by: Jan Kiszka <jan.kiszka@web.de>
Signed-off-by: Phil Elwell <phil@raspberrypi.com>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20211206092237.4105895-3-phil@raspberrypi.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
2022-01-08 13:28:28 -08:00
Linus Torvalds 4634129ad9 SoC; Fixes for 5.16, part 4
A few more fixes have come in, nothing overly severe but would be good
 to get in by final release:
 
  - More specific compatible fields on the qspi controller for socfpga,
  to enable quirks in the driver.
  - A runtime PM fix for Renesas to fix mismatched reference counts on
  errors.
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Merge tag 'soc-fixes-5.16-4' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM SoC fixes from Olof Johansson:
 "A few more fixes have come in, nothing overly severe but would be good
  to get in by final release:

   - More specific compatible fields on the qspi controller for socfpga,
     to enable quirks in the driver

   - A runtime PM fix for Renesas to fix mismatched reference counts on
     errors"

* tag 'soc-fixes-5.16-4' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc:
  ARM: dts: socfpga: change qspi to "intel,socfpga-qspi"
  dt-bindings: spi: cadence-quadspi: document "intel,socfpga-qspi"
  reset: renesas: Fix Runtime PM usage
2022-01-08 12:56:16 -08:00
Linus Torvalds 24556728c3 Two small fixes for x86:
* lockdep WARN due to missing lock nesting annotation
 * NULL pointer dereference when accessing debugfs
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm

Pull kvm fixes from Paolo Bonzini:
 "Two small fixes for x86:

   - lockdep WARN due to missing lock nesting annotation

   - NULL pointer dereference when accessing debugfs"

* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm:
  KVM: x86: Check for rmaps allocation
  KVM: SEV: Mark nested locking of kvm->lock
2022-01-07 09:28:37 -08:00
Nikunj A Dadhania fffb532378 KVM: x86: Check for rmaps allocation
With TDP MMU being the default now, access to mmu_rmaps_stat debugfs
file causes following oops:

BUG: kernel NULL pointer dereference, address: 0000000000000000
PGD 0 P4D 0
Oops: 0000 [#1] PREEMPT SMP NOPTI
CPU: 7 PID: 3185 Comm: cat Not tainted 5.16.0-rc4+ #204
RIP: 0010:pte_list_count+0x6/0x40
 Call Trace:
  <TASK>
  ? kvm_mmu_rmaps_stat_show+0x15e/0x320
  seq_read_iter+0x126/0x4b0
  ? aa_file_perm+0x124/0x490
  seq_read+0xf5/0x140
  full_proxy_read+0x5c/0x80
  vfs_read+0x9f/0x1a0
  ksys_read+0x67/0xe0
  __x64_sys_read+0x19/0x20
  do_syscall_64+0x3b/0xc0
  entry_SYSCALL_64_after_hwframe+0x44/0xae
 RIP: 0033:0x7fca6fc13912

Return early when rmaps are not present.

Reported-by: Vasant Hegde <vasant.hegde@amd.com>
Tested-by: Vasant Hegde <vasant.hegde@amd.com>
Signed-off-by: Nikunj A Dadhania <nikunj@amd.com>
Reviewed-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Sean Christopherson <seanjc@google.com>
Message-Id: <20220105040337.4234-1-nikunj@amd.com>
Cc: stable@vger.kernel.org
Fixes: 3bcd0662d6 ("KVM: X86: Introduce mmu_rmaps_stat per-vm debugfs file")
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2022-01-07 12:04:01 -05:00
Wanpeng Li 597cb7968c KVM: SEV: Mark nested locking of kvm->lock
Both source and dest vms' kvm->locks are held in sev_lock_two_vms.
Mark one with a different subtype to avoid false positives from lockdep.

Fixes: c9d61dcb0b (KVM: SEV: accept signals in sev_lock_two_vms)
Reported-by: Yiru Xu <xyru1999@gmail.com>
Tested-by: Jinrong Liang <cloudliang@tencent.com>
Signed-off-by: Wanpeng Li <wanpengli@tencent.com>
Message-Id: <1641364863-26331-1-git-send-email-wanpengli@tencent.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2022-01-07 12:01:55 -05:00