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| author | Jaegeuk Kim <jaegeuk@kernel.org> | 2021-02-09 00:42:21 +0300 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2021-02-09 00:42:21 +0300 |
| commit | d50dfc0c7df7bf037442045fbe63952ae0c4ce46 (patch) | |
| tree | 23e47dcde1642156a1442420b8c611d166aae511 /tools/perf/scripts/python/event_analyzing_sample.py | |
| parent | e65920661708b7c0f3db45c9cd5d0095034ee37f (diff) | |
| download | linux-d50dfc0c7df7bf037442045fbe63952ae0c4ce46.tar.xz | |
f2fs: don't grab superblock freeze for flush/ckpt thread
There are controlled by f2fs_freeze().
This fixes xfstests/generic/068 which is stuck at
task:f2fs_ckpt-252:3 state:D stack: 0 pid: 5761 ppid: 2 flags:0x00004000
Call Trace:
__schedule+0x44c/0x8a0
schedule+0x4f/0xc0
percpu_rwsem_wait+0xd8/0x140
? percpu_down_write+0xf0/0xf0
__percpu_down_read+0x56/0x70
issue_checkpoint_thread+0x12c/0x160 [f2fs]
? wait_woken+0x80/0x80
kthread+0x114/0x150
? __checkpoint_and_complete_reqs+0x110/0x110 [f2fs]
? kthread_park+0x90/0x90
ret_from_fork+0x22/0x30
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/event_analyzing_sample.py')
0 files changed, 0 insertions, 0 deletions