WSL2-Linux-Kernel/arch
Peter Zijlstra e54fcb0812 x86/ftrace: Use alternative RET encoding
commit 1f001e9da6 upstream.

Use the return thunk in ftrace trampolines, if needed.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Josh Poimboeuf <jpoimboe@kernel.org>
Signed-off-by: Borislav Petkov <bp@suse.de>
[cascardo: still copy return from ftrace_stub]
[cascardo: use memcpy(text_gen_insn) as there is no __text_gen_insn]
Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@canonical.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-07-23 12:53:59 +02:00
..
alpha alpha: fix alloc_zeroed_user_highpage_movable() 2022-06-09 10:22:43 +02:00
arc ARC: entry: fix syscall_trace_exit argument 2022-04-27 14:39:00 +02:00
arm ARM: dts: stm32: use the correct clock source for CEC on stm32mp151 2022-07-21 21:24:40 +02:00
arm64 arm64: dts: broadcom: bcm4908: Fix cpu node for smp boot 2022-07-21 21:24:23 +02:00
csky csky: patch_text: Fixup last cpu should be master 2022-06-09 10:23:26 +02:00
h8300 Merge branch 'akpm' (patches from Andrew) 2021-09-08 12:55:35 -07:00
hexagon uaccess: fix integer overflow on access_ok() 2022-03-28 09:58:45 +02:00
ia64 ia64: define get_cycles macro for arch-override 2022-05-30 09:29:12 +02:00
m68k m68knommu: fix undefined reference to `mach_get_rtc_pll' 2022-06-14 18:36:15 +02:00
microblaze uaccess: fix nios2 and microblaze get_user_8() 2022-04-08 14:23:18 +02:00
mips MIPS: Remove repetitive increase irq_err_count 2022-06-29 09:03:24 +02:00
nds32 nds32: fix access_ok() checks in get/put_user 2022-03-28 09:58:46 +02:00
nios2 nios2: use fallback for random_get_entropy() instead of zero 2022-05-30 09:29:14 +02:00
openrisc openrisc: start CPU timer early in boot 2022-06-09 10:22:38 +02:00
parisc parisc: Enable ARCH_HAS_STRICT_MODULE_RWX 2022-06-29 09:03:30 +02:00
powerpc powerpc/xive/spapr: correct bitmap allocation size 2022-07-21 21:24:33 +02:00
riscv riscv/mm: Add XIP_FIXUP for riscv_pfn_base 2022-07-12 16:35:01 +02:00
s390 KVM: s390x: fix SCK locking 2022-07-12 16:35:02 +02:00
sh sh: convert nommu io{re,un}map() to static inline functions 2022-07-21 21:24:14 +02:00
sparc signal: Deliver SIGTRAP on perf event asynchronously if blocked 2022-06-09 10:22:48 +02:00
um x86/alternative: Implement .retpoline_sites support 2022-07-23 12:53:54 +02:00
x86 x86/ftrace: Use alternative RET encoding 2022-07-23 12:53:59 +02:00
xtensa xtensa: Fix refcount leak bug in time.c 2022-06-29 09:03:29 +02:00
.gitignore
Kconfig stack: Constrain and fix stack offset randomization with Clang builds 2022-04-08 14:23:06 +02:00