Граф коммитов

662387 Коммитов

Автор SHA1 Сообщение Дата
Sheng Yong 1941d7bcb4 f2fs: check range before defragment
This patch checks the parameter range passed by ioctl to void that range
exceeds the max_file_blocks limit.

Signed-off-by: Sheng Yong <shengyong1@huawei.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2017-03-21 22:34:25 -04:00
Sheng Yong b0beab5016 f2fs: use parameter max_items instead of PIDVEC_SIZE
Signed-off-by: Sheng Yong <shengyong1@huawei.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2017-03-21 22:34:24 -04:00
Yunlei He 3d6a650feb f2fs: add a punch discard command function
This patch add a function to punch discard command if one segment
reuse before discard. Split this segment from multi-segments discard
range, and discard the left bigger range.

Signed-off-by: Yunlei He <heyunlei@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2017-03-21 22:34:23 -04:00
Jaegeuk Kim c81abe34fe f2fs: allocate a bio for discarding when actually issuing it
Let's allocate a bio when issuing discard commands later.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2017-03-21 22:34:23 -04:00
Yunlei He a29d0e0bc0 f2fs: skip writeback meta pages if cp_mutex acquire failed
Skip writeback meta pages if cp_mutex lock acquire failed, cp will
flush dirty pages instead.

Signed-off-by: Yunlei He <heyunlei@huawei.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2017-03-21 22:34:22 -04:00
Jaegeuk Kim 5ce4738a02 f2fs: show more precise message on orphan recovery failure
This case is not caused by fsck.f2fs. User needs to retry mount.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2017-03-21 22:34:21 -04:00
Kinglong Mee fc7d5bc427 f2fs: remove dead macro PGOFS_OF_NEXT_DNODE
Fixes: 3cf4574705 ("f2fs: introduce get_next_page_offset to speed up SEEK_DATA")
Signed-off-by: Kinglong Mee <kinglongmee@gmail.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2017-03-21 22:34:21 -04:00
Kinglong Mee 0b28b71e29 f2fs: drop duplicate radix tree lookup of nat_entry_set
The nat entry is listed from the set list for freeing,
it's duplicate to do radix tree lookup again.

Signed-off-by: Kinglong Mee <kinglongmee@gmail.com>
[Jaegeuk Kim: remove unnecessary f2fs_bug_on]
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2017-03-21 22:34:20 -04:00
Kinglong Mee 20fda56b01 f2fs: make sure trace all f2fs_issue_flush
The root device's issue flush trace is missing,
add it and tracing the result from submit.

Fixes d50aaeec90 ("f2fs: show actual device info in tracepoints")
Signed-off-by: Kinglong Mee <kinglongmee@gmail.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2017-03-21 22:34:19 -04:00
Chao Yu 8ff0971f15 f2fs: don't allow volatile writes for non-regular file
Now f2fs only supports volatile writes for journal db regular file.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2017-03-21 22:34:18 -04:00
Jaegeuk Kim e811898c97 f2fs: don't allow atomic writes for not regular files
The atomic writes only supports regular files for database.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2017-03-21 22:34:17 -04:00
Jaegeuk Kim 8c242db9b8 f2fs: fix stale ATOMIC_WRITTEN_PAGE private pointer
When I forced to enable atomic operations intentionally, I could hit the below
panic, since we didn't clear page->private in f2fs_invalidate_page called by
file truncation.

The panic occurs due to NULL mapping having page->private.

BUG: unable to handle kernel paging request at ffffffffffffffff
IP: drop_buffers+0x38/0xe0
PGD 5d00c067
PUD 5d00e067
PMD 0
CPU: 3 PID: 1648 Comm: fsstress Tainted: G      D    OE   4.10.0+ #5
Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
task: ffff9151952863c0 task.stack: ffffaaec40db4000
RIP: 0010:drop_buffers+0x38/0xe0
RSP: 0018:ffffaaec40db74c8 EFLAGS: 00010292
Call Trace:
 ? page_referenced+0x8b/0x170
 try_to_free_buffers+0xc5/0xe0
 try_to_release_page+0x49/0x50
 shrink_page_list+0x8bc/0x9f0
 shrink_inactive_list+0x1dd/0x500
 ? shrink_active_list+0x2c0/0x430
 shrink_node_memcg+0x5eb/0x7c0
 shrink_node+0xe1/0x320
 do_try_to_free_pages+0xef/0x2e0
 try_to_free_pages+0xe9/0x190
 __alloc_pages_slowpath+0x390/0xe70
 __alloc_pages_nodemask+0x291/0x2b0
 alloc_pages_current+0x95/0x140
 __page_cache_alloc+0xc4/0xe0
 pagecache_get_page+0xab/0x2a0
 grab_cache_page_write_begin+0x20/0x40
 get_read_data_page+0x2e6/0x4c0 [f2fs]
 ? f2fs_mark_inode_dirty_sync+0x16/0x30 [f2fs]
 ? truncate_data_blocks_range+0x238/0x2b0 [f2fs]
 get_lock_data_page+0x30/0x190 [f2fs]
 __exchange_data_block+0xaaf/0xf40 [f2fs]
 f2fs_fallocate+0x418/0xd00 [f2fs]
 vfs_fallocate+0x157/0x220
 SyS_fallocate+0x48/0x80

Signed-off-by: Yunlei He <heyunlei@huawei.com>
Signed-off-by: Chao Yu <yuchao0@huawei.com>
[Chao Yu: use INMEM_INVALIDATE for better tracing]
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2017-03-21 22:34:10 -04:00
Jaegeuk Kim aa51d08a11 f2fs: build stat_info before orphan inode recovery
f2fs_sync_fs() -> write_checkpoint() calls stat_inc_cp_count(sbi->stat_info),
which needs stat_info allocation.
Otherwise, we can hit:

[254042.598623]  ? count_shadow_nodes+0xa0/0xa0
[254042.598633]  f2fs_sync_fs+0x65/0xd0 [f2fs]
[254042.598645]  f2fs_balance_fs_bg+0xe4/0x1c0 [f2fs]
[254042.598657]  f2fs_write_node_pages+0x34/0x1a0 [f2fs]
[254042.598664]  ? pagevec_lookup_entries+0x1e/0x30
[254042.598673]  do_writepages+0x1e/0x30
[254042.598682]  __writeback_single_inode+0x45/0x330
[254042.598688]  writeback_single_inode+0xd7/0x190
[254042.598694]  write_inode_now+0x86/0xa0
[254042.598699]  iput+0x122/0x200
[254042.598709]  f2fs_fill_super+0xd4a/0x14d0 [f2fs]
[254042.598717]  mount_bdev+0x184/0x1c0
[254042.598934]  ? f2fs_commit_super+0x100/0x100 [f2fs]
[254042.599142]  f2fs_mount+0x15/0x20 [f2fs]
[254042.599349]  mount_fs+0x39/0x160
[254042.599554]  ? __alloc_percpu+0x15/0x20
[254042.599759]  vfs_kern_mount+0x67/0x110
[254042.599972]  do_mount+0x1bb/0xc80
[254042.600175]  ? memdup_user+0x42/0x60
[254042.600380]  SyS_mount+0x83/0xd0
[254042.600583]  entry_SYSCALL_64_fastpath+0x1e/0xad

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2017-03-21 16:52:16 -04:00
Kinglong Mee 10a875f82b f2fs: fix the fault of calculating blkstart twice
When the zone type is BLK_ZONE_TYPE_CONVENTIONAL, the blkstart is
calculated twice.

Signed-off-by: Kinglong Mee <kinglongmee@gmail.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2017-03-21 16:52:16 -04:00
Kinglong Mee e2f0e962ac f2fs: fix the fault of checking F2FS_LINK_MAX for rename inode
The parent directory's nlink will change, not the inode.

Signed-off-by: Kinglong Mee <kinglongmee@gmail.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2017-03-21 16:52:16 -04:00
Jaegeuk Kim 4f1bca9f0d f2fs: don't allow to get pino when filename is encrypted
After renaming an encrypted file, we have no way to get its
encrypted filename from its dentry.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2017-03-21 16:52:16 -04:00
Jaegeuk Kim 8c1b3c0fb6 f2fs: fix wrong error injection for evict_inode
The previous one was not a proper location to inject an error, since there
is no point to get errors. Instead, we can emulate EIO during truncation,
and the below logic should handle it correctly.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2017-03-21 16:52:16 -04:00
Kinglong Mee 10047f537c f2fs: le32_to_cpu for ckpt->cp_pack_total_block_count
Fixes: 22ad0b6ab4 ("f2fs: add bitmaps for empty or full NAT blocks")
Signed-off-by: Kinglong Mee <kinglongmee@gmail.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2017-03-21 16:52:16 -04:00
Jaegeuk Kim b71deadbc4 f2fs: le16_to_cpu for xattr->e_value_size
This patch fixes missing le16 conversion, reported by kbuild test robot.

Fixes: 5f35a2cd5 ("f2fs: Don't update the xattr data that same as the exist")
Reviewed-by: Kinglong Mee <kinglongmee@gmail.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2017-03-21 16:52:16 -04:00
Jaegeuk Kim 4f295443bf f2fs: don't need to invalidate wrong node page
If f2fs_new_inode() is failed, the bad inode will invalidate 0'th node page
during f2fs_evict_inode(), which doesn't need to do.

Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2017-03-21 16:52:16 -04:00
Yunlei He a78aaa2c3c f2fs: fix an error return value in truncate_partial_data_page
This patch fix a error return value in truncate_partial_data_page

Signed-off-by: Yunlei He <heyunlei@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2017-03-21 16:52:16 -04:00
Linus Torvalds 1f02071358 SCSI fixes on 20170321
Nine small fixes: the biggest is probably finally sorting out Kconfig
 issues with lpfc nvme.  There are some performance fixes for megaraid
 and hpsa and a static checker fix.
 
 Signed-off-by: James E.J. Bottomley <jejb@linux.vnet.ibm.com>
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Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

Pull SCSI fixes from James Bottomley:
 "Nine small fixes: the biggest is probably finally sorting out Kconfig
  issues with lpfc nvme.  There are some performance fixes for megaraid
  and hpsa and a static checker fix"

[ Johannes Thumshirn points out that there still seems to be more lpfc
  vs nvme config issues.  Oh well.   - Linus ]

* tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi:
  scsi: lpfc: Finalize Kconfig options for nvme
  scsi: ufs: don't check unsigned type for a negative value
  scsi: hpsa: do not timeout reset operations
  scsi: hpsa: limit outstanding rescans
  scsi: hpsa: update check for logical volume status
  scsi: megaraid_sas: Driver version upgrade
  scsi: megaraid_sas: raid6 also require cpuSel check same as raid5
  scsi: megaraid_sas: add correct return type check for ldio hint logic for raid1
  scsi: megaraid_sas: enable intx only if msix request fails
2017-03-21 13:10:17 -07:00
Linus Torvalds 2c867ac395 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid
Pull HID fixes from Jiri Kosina:

 - regression fixes for Wacom devices, from Aaron Armstrong Skomra and
   Ping Cheng

 - memory leak in hid-sony driver from Roderick Colenbrander

 - new device IDs support from Oscar Campos and Daniel Drake

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid:
  HID: wacom: generic: Wacom mouse is only provided for opaque tablets
  HID: corsair: Add driver Scimitar Pro RGB gaming mouse 1b1c:1b3e support to hid-corsair
  HID: corsair: support for K65-K70 Rapidfire and Scimitar Pro RGB
  HID: wacom: don't manually release resources for the EKR
  HID: wacom: Correct Intuos Pro 2 resolution
  HID: sony: Fix input device leak when connecting a DS4 twice using USB/BT
  HID: chicony: Add support for another ASUS Zen AiO keyboard
2017-03-21 13:07:18 -07:00
Linus Torvalds 4719177780 GPIO fixes for the v4.11 series:
- Set the parent on the Altera A10SR driver, also fix
   high level IRQs.
 
 - Fix error path on the mockup driver.
 
 - Compilation noise about unused functions fixed.
 
 - Fix missed interrupts on the MCP23S08 expander, this is also
   tagged for stable.
 
 - Retire the interrim helpers devm_get_gpiod_from_child() used
   to smoothen merging in the merge window.
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Merge tag 'gpio-v4.11-2' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio

Pull GPIO fixes from Linus Walleij:
 "Here is the first set of GPIO fixes for 4.11. It was delayed a bit
  beacuse I was chicken when linux-next was not rotating last week.

  This hits the ST serial driver in drivers/tty/serial and that has an
  ACK from Greg, he suggested to keep the old GPIO fwnode API around to
  smoothen things in the merge Windod and those have now served their
  purpose so we take them out and convert the last driver to the new
  API.

  Apart from that it's fixes as usual.

  Summary:

   - set the parent on the Altera A10SR driver, also fix high level
     IRQs.

   - fix error path on the mockup driver.

   - compilation noise about unused functions fixed.

   - fix missed interrupts on the MCP23S08 expander, this is also tagged
     for stable.

   - retire the interrim helpers devm_get_gpiod_from_child() used to
     smoothen merging in the merge window"

* tag 'gpio-v4.11-2' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio:
  gpio:mcp23s08 Fixed missing interrupts
  serial: st-asc: Use new GPIOD API to obtain RTS pin
  gpio: altera: Use handle_level_irq when configured as a level_high
  gpio: xgene: mark PM functions as __maybe_unused
  gpio: mockup: return -EFAULT if copy_from_user() fails
  gpio: altera-a10sr: Set gpio_chip parent property
2017-03-21 13:01:53 -07:00
Linus Torvalds 8a01150840 remoteproc fix for v4.11
This fixes a Kbuild dependency issue related to the Qualcomm remoteproc
 drivers.
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Merge tag 'rproc-v4.11-fixes' of git://github.com/andersson/remoteproc

Pull remoteproc fix from Bjorn Andersson:
 "This fixes a Kbuild dependency issue related to the Qualcomm
  remoteproc drivers"

* tag 'rproc-v4.11-fixes' of git://github.com/andersson/remoteproc:
  remoteproc: qcom: fix QCOM_SMD dependencies
2017-03-21 12:54:12 -07:00
Linus Torvalds 689b957baf Bug fix for f2fs
- Fix performance regression reported by lkp-rebot
 - Fix potential data lost after power-cut due to SSR reallocation
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Merge tag 'for-f2fs-4.11-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs

Pull f2fs fixes from Jaegeuk Kim:

 - fix performance regression reported by lkp-rebot

 - fix potential data lost after power-cut due to SSR reallocation

* tag 'for-f2fs-4.11-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs:
  f2fs: combine nat_bits and free_nid_bitmap cache
  f2fs: skip scanning free nid bitmap of full NAT blocks
  f2fs: use __set{__clear}_bit_le
  f2fs: declare static functions
  f2fs: don't overwrite node block by SSR
2017-03-21 12:27:06 -07:00
Ping Cheng 6e5364f5f4 HID: wacom: generic: Wacom mouse is only provided for opaque tablets
Commit f85c9dc ("Support tool ID and additional tool types") introduced mouse
and lens cursor tools to generic codepath, which covers both display (direct)
and opaque tablets (indirect devices). However, mouse and lens cursor tools are
only provided for opaque tablets. This patch ignores mouse and lens cursor tools
if the device is a display tablet.

Signed-off-by: Ping Cheng <ping.cheng@wacom.com>
Reviewed-by: Jason Gerecke <jason.gerecke@wacom.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2017-03-21 14:48:29 +01:00
Oscar Campos 01adc47e88 HID: corsair: Add driver Scimitar Pro RGB gaming mouse 1b1c:1b3e support to hid-corsair
This mouse sold by Corsair as Scimitar PRO RGB defines two consecutive
Logical Minimum items in its Application (Consumer.0001) report making
it non parseable. This patch fixes the report descriptor overriding
byte 77 in rdesc from 0x16 (Logical Minimum with 16 bits value) to 0x26
(Logical Maximum with 16 bits value).

Signed-off-by: Oscar Campos <oscar.campos@member.fsf.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2017-03-21 14:46:15 +01:00
Oscar Campos deaba63699 HID: corsair: support for K65-K70 Rapidfire and Scimitar Pro RGB
Add quirks for several corsair gaming devices to avoid long delays on
report initialization

Supported devices:

 - Corsair K65RGB Rapidfire Gaming Keyboard
 - Corsair K70RGB Rapidfire Gaming Keyboard
 - Corsair Scimitar Pro RGB Gaming Mouse

Signed-off-by: Oscar Campos <oscar.campos@member.fsf.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2017-03-21 14:46:15 +01:00
Aaron Armstrong Skomra b6b1f19b06 HID: wacom: don't manually release resources for the EKR
Commit 5b779fc introduces the manual release of resources in wacom_remove() as
an addition to the driver's use of devm.  The EKR resources can only be
released through wacom_remote_destroy_one() so we skip the manual release for
it.

Fixes: 5b779fc ("HID: wacom: release the resources before leaving despite devm")
Signed-off-by: Aaron Armstrong Skomra <skomra@gmail.com>
Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2017-03-21 14:44:37 +01:00
Aaron Armstrong Skomra 49cc4c217c HID: wacom: Correct Intuos Pro 2 resolution
The features struct for the second gen Intuos Pro uses the wrong constant for
the resolution. This fix is for commit 4922cd2.

Fixes: 4922cd2 ("HID: wacom: Support 2nd-gen Intuos Pro's Bluetooth classic interface")
Signed-off-by: Aaron Armstrong Skomra <skomra@gmail.com>
Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2017-03-21 14:44:37 +01:00
Arnd Bergmann c3104aae5d remoteproc: qcom: fix QCOM_SMD dependencies
qcom_smd_register_edge() is provided by either QCOM_SMD or RPMSG_QCOM_SMD,
and if both of them are disabled, it does nothing.

The check for the PIL drivers however only checks for QCOM_SMD, so it breaks
with QCOM_SMD=n && RPMSG_QCOM_SMD=m:

drivers/remoteproc/built-in.o: In function `smd_subdev_remove':
qcom_wcnss_iris.c:(.text+0x231c): undefined reference to `qcom_smd_unregister_edge'
drivers/remoteproc/built-in.o: In function `smd_subdev_probe':
qcom_wcnss_iris.c:(.text+0x2344): undefined reference to `qcom_smd_register_edge'
drivers/remoteproc/built-in.o: In function `smd_subdev_probe':
qcom_q6v5_pil.c:(.text+0x3538): undefined reference to `qcom_smd_register_edge'
qcom_q6v5_pil.c:(.text+0x3538): relocation truncated to fit: R_AARCH64_CALL26 against undefined symbol `qcom_smd_register_edge'

This clarifies the Kconfig dependency.

Fixes: 4b48921a8f ("remoteproc: qcom: Use common SMD edge handler")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2017-03-20 14:45:44 -07:00
Chao Yu 7041d5d286 f2fs: combine nat_bits and free_nid_bitmap cache
Both nat_bits cache and free_nid_bitmap cache provide same functionality
as a intermediate cache between free nid cache and disk, but with
different granularity of indicating free nid range, and different
persistence policy. nat_bits cache provides better persistence ability,
and free_nid_bitmap provides better granularity.

In this patch we combine advantage of both caches, so finally policy of
the intermediate cache would be:
- init: load free nid status from nat_bits into free_nid_bitmap
- lookup: scan free_nid_bitmap before load NAT blocks
- update: update free_nid_bitmap in real-time
- persistence: udpate and persist nat_bits in checkpoint

This patch also resolves performance regression reported by lkp-robot.

commit:
  4ac912427c ("f2fs: introduce free nid bitmap")
  d00030cf9cd0bb96fdccc41e33d3c91dcbb672ba ("f2fs: use __set{__clear}_bit_le")
  1382c0f3f9d3f936c8bc42ed1591cf7a593ef9f7 ("f2fs: combine nat_bits and free_nid_bitmap cache")

4ac912427c d00030cf9cd0bb96fdccc41e33 1382c0f3f9d3f936c8bc42ed15
---------------- -------------------------- --------------------------
         %stddev     %change         %stddev     %change         %stddev
             \          |                \          |                \
     77863 ±  0%      +2.1%      79485 ±  1%     +50.8%     117404 ±  0%  aim7.jobs-per-min
    231.63 ±  0%      -2.0%     227.01 ±  1%     -33.6%     153.80 ±  0%  aim7.time.elapsed_time
    231.63 ±  0%      -2.0%     227.01 ±  1%     -33.6%     153.80 ±  0%  aim7.time.elapsed_time.max
    896604 ±  0%      -0.8%     889221 ±  3%     -20.2%     715260 ±  1%  aim7.time.involuntary_context_switches
      2394 ±  1%      +4.6%       2503 ±  1%      +3.7%       2481 ±  2%  aim7.time.maximum_resident_set_size
      6240 ±  0%      -1.5%       6145 ±  1%     -14.1%       5360 ±  1%  aim7.time.system_time
   1111357 ±  3%      +1.9%    1132509 ±  2%      -6.2%    1041932 ±  2%  aim7.time.voluntary_context_switches
...

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Tested-by: Xiaolong Ye <xiaolong.ye@intel.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2017-03-20 10:00:18 -04:00
Chao Yu 586d1492f3 f2fs: skip scanning free nid bitmap of full NAT blocks
This patch adds to account free nids for each NAT blocks, and while
scanning all free nid bitmap, do check count and skip lookuping in
full NAT block.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2017-03-20 10:00:17 -04:00
Jaegeuk Kim 23380b8568 f2fs: use __set{__clear}_bit_le
This patch uses __set{__clear}_bit_le for highter speed.

Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2017-03-20 10:00:16 -04:00
Jaegeuk Kim 9f7e4a2c49 f2fs: declare static functions
This is to avoid build warning reported by kbuild test robot.

Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2017-03-20 10:00:15 -04:00
Jaegeuk Kim 720037f939 f2fs: don't overwrite node block by SSR
This patch fixes that SSR can overwrite previous warm node block consisting of
a node chain since the last checkpoint.

Fixes: 5b6c6be2d8 ("f2fs: use SSR for warm node as well")
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2017-03-20 10:00:14 -04:00
Linus Torvalds 97da3854c5 Linux 4.11-rc3 2017-03-19 19:09:39 -07:00
Linus Torvalds 452b94b8c8 mm/swap: don't BUG_ON() due to uninitialized swap slot cache
This BUG_ON() triggered for me once at shutdown, and I don't see a
reason for the check.  The code correctly checks whether the swap slot
cache is usable or not, so an uninitialized swap slot cache is not
actually problematic afaik.

I've temporarily just switched the BUG_ON() to a WARN_ON_ONCE(), since
I'm not sure why that seemingly pointless check was there.  I suspect
the real fix is to just remove it entirely, but for now we'll warn about
it but not bring the machine down.

Cc: "Huang, Ying" <ying.huang@intel.com>
Cc: Tim Chen <tim.c.chen@linux.intel.com>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2017-03-19 19:00:47 -07:00
Linus Torvalds a07a6e4121 powerpc fixes for 4.11 #5
- Wire up statx() syscall
  - Don't print a warning on memory hotplug when HPT resizing isn't available
 
 Thanks to:
   David Gibson, Chandan Rajendra.
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Merge tag 'powerpc-4.11-5' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux

Pull more powerpc fixes from Michael Ellerman:
 "A couple of minor powerpc fixes for 4.11:

   - wire up statx() syscall

   - don't print a warning on memory hotplug when HPT resizing isn't
     available

  Thanks to: David Gibson, Chandan Rajendra"

* tag 'powerpc-4.11-5' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux:
  powerpc/pseries: Don't give a warning when HPT resizing isn't available
  powerpc: Wire up statx() syscall
2017-03-19 18:49:28 -07:00
Linus Torvalds 4571bc5abf Merge branch 'parisc-4.11-2' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux
Pull parisc fixes from Helge Deller:

 - Mikulas Patocka added support for R_PARISC_SECREL32 relocations in
   modules with CONFIG_MODVERSIONS.

 - Dave Anglin optimized the cache flushing for vmap ranges.

 - Arvind Yadav provided a fix for a potential NULL pointer dereference
   in the parisc perf code (and some code cleanups).

 - I wired up the new statx system call, fixed some compiler warnings
   with the access_ok() macro and fixed shutdown code to really halt a
   system at shutdown instead of crashing & rebooting.

* 'parisc-4.11-2' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux:
  parisc: Fix system shutdown halt
  parisc: perf: Fix potential NULL pointer dereference
  parisc: Avoid compiler warnings with access_ok()
  parisc: Wire up statx system call
  parisc: Optimize flush_kernel_vmap_range and invalidate_kernel_vmap_range
  parisc: support R_PARISC_SECREL32 relocation in modules
2017-03-19 18:11:13 -07:00
Linus Torvalds 8aa3417255 Merge git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending
Pull SCSI target fixes from Nicholas Bellinger:
 "The bulk of the changes are in qla2xxx target driver code to address
  various issues found during Cavium/QLogic's internal testing (stable
  CC's included), along with a few other stability and smaller
  miscellaneous improvements.

  There are also a couple of different patch sets from Mike Christie,
  which have been a result of his work to use target-core ALUA logic
  together with tcm-user backend driver.

  Finally, a patch to address some long standing issues with
  pass-through SCSI export of TYPE_TAPE + TYPE_MEDIUM_CHANGER devices,
  which will make folks using physical (or virtual) magnetic tape happy"

* git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending: (28 commits)
  qla2xxx: Update driver version to 9.00.00.00-k
  qla2xxx: Fix delayed response to command for loop mode/direct connect.
  qla2xxx: Change scsi host lookup method.
  qla2xxx: Add DebugFS node to display Port Database
  qla2xxx: Use IOCB interface to submit non-critical MBX.
  qla2xxx: Add async new target notification
  qla2xxx: Export DIF stats via debugfs
  qla2xxx: Improve T10-DIF/PI handling in driver.
  qla2xxx: Allow relogin to proceed if remote login did not finish
  qla2xxx: Fix sess_lock & hardware_lock lock order problem.
  qla2xxx: Fix inadequate lock protection for ABTS.
  qla2xxx: Fix request queue corruption.
  qla2xxx: Fix memory leak for abts processing
  qla2xxx: Allow vref count to timeout on vport delete.
  tcmu: Convert cmd_time_out into backend device attribute
  tcmu: make cmd timeout configurable
  tcmu: add helper to check if dev was configured
  target: fix race during implicit transition work flushes
  target: allow userspace to set state to transitioning
  target: fix ALUA transition timeout handling
  ...
2017-03-19 18:06:31 -07:00
Linus Torvalds 1b8df61908 Merge branch 'libnvdimm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm
Pull device-dax fixes from Dan Williams:
 "The device-dax driver was not being careful to handle falling back to
  smaller fault-granularity sizes.

  The driver already fails fault attempts that are smaller than the
  device's alignment, but it also needs to handle the cases where a
  larger page mapping could be established. For simplicity of the
  immediate fix the implementation just signals VM_FAULT_FALLBACK until
  fault-size == device-alignment.

  One fix is for -stable to address pmd-to-pte fallback from the
  original implementation, another fix is for the new (introduced in
  4.11-rc1) pud-to-pmd regression, and a typo fix comes along for the
  ride.

  These have received a build success notification from the kbuild
  robot"

* 'libnvdimm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm:
  device-dax: fix debug output typo
  device-dax: fix pud fault fallback handling
  device-dax: fix pmd/pte fault fallback handling
2017-03-19 15:45:02 -07:00
Himanshu Madhani 6c611d18f3 qla2xxx: Update driver version to 9.00.00.00-k
Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com>
signed-off-by: Giridhar Malavali <giridhar.malavali@cavium.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
2017-03-18 17:28:38 -07:00
Quinn Tran ec7193e260 qla2xxx: Fix delayed response to command for loop mode/direct connect.
Current driver wait for FW to be in the ready state before
processing in-coming commands. For Arbitrated Loop or
Point-to- Point (not switch), FW Ready state can take a while.
FW will transition to ready state after all Nports have been
logged in. In the mean time, certain initiators have completed
the login and starts IO. Driver needs to start processing all
queues if FW is already started.

Signed-off-by: Quinn Tran <quinn.tran@cavium.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
2017-03-18 17:28:38 -07:00
Quinn Tran 482c9dc792 qla2xxx: Change scsi host lookup method.
For target mode, when new scsi command arrive, driver first performs
a look up of the SCSI Host. The current look up method is based on
the ALPA portion of the NPort ID. For Cisco switch, the ALPA can
not be used as the index. Instead, the new search method is based
on the full value of the Nport_ID via btree lib.

Signed-off-by: Quinn Tran <quinn.tran@cavium.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
2017-03-18 17:28:37 -07:00
Himanshu Madhani c423437e3f qla2xxx: Add DebugFS node to display Port Database
Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com>
Signed-off-by: Giridhar Malavali <giridhar.malavali@cavium.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
2017-03-18 17:28:37 -07:00
Quinn Tran 15f30a5752 qla2xxx: Use IOCB interface to submit non-critical MBX.
The Mailbox interface is currently over subscribed. We like
to reserve the Mailbox interface for the chip managment and
link initialization. Any non essential Mailbox command will
be routed through the IOCB interface. The IOCB interface is
able to absorb more commands.

Following commands are being routed through IOCB interface

- Get ID List (007Ch)
- Get Port DB (0064h)
- Get Link Priv Stats (006Dh)

Signed-off-by: Quinn Tran <quinn.tran@cavium.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
2017-03-18 17:28:37 -07:00
Quinn Tran f1443eebca qla2xxx: Add async new target notification
Signed-off-by: Quinn Tran <quinn.tran@cavium.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
2017-03-18 17:28:37 -07:00
Anil Gurumurthy 54b9993c8c qla2xxx: Export DIF stats via debugfs
Signed-off-by: Anil Gurumurthy <anil.gurumurthy@cavium.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
2017-03-18 17:28:36 -07:00