Hello:
This series was applied to jaegeuk/f2fs.git (dev)
by Jaegeuk Kim <[email protected]>:
On Sun, 4 Jan 2026 10:07:16 +0800 you wrote:
> This patch adds lock elapsed time trace facility for f2fs rwsemphore.
>
> If total elapsed time of critical region covered by lock exceeds a
> threshold, it will print tracepoint to dump information of lock related
> context, including:
> - thread information
> - CPU/IO priority
> - lock information
> - elapsed time
> - total time
> - running time (depend on CONFIG_64BIT)
> - runnable time (depend on CONFIG_SCHED_INFO and CONFIG_SCHEDSTATS)
> - io sleep time (depend on CONFIG_TASK_DELAY_ACCT and
> /proc/sys/kernel/task_delayacct)
> - other time (by default other time will account nonio sleep time,
> but, if above kconfig is not defined, other time will
> include runnable time and/or io sleep time as wll)
>
> [...]
Here is the summary with links:
- [f2fs-dev,01/14] f2fs: add lock elapsed time trace facility for f2fs
rwsemphore
https://git.kernel.org/jaegeuk/f2fs/c/79b3cebc70fc
- [f2fs-dev,02/14] f2fs: sysfs: introduce max_lock_elapsed_time
https://git.kernel.org/jaegeuk/f2fs/c/e4b75621fc43
- [f2fs-dev,03/14] f2fs: trace elapsed time for cp_rwsem lock
https://git.kernel.org/jaegeuk/f2fs/c/66e9e0d55d11
- [f2fs-dev,04/14] f2fs: trace elapsed time for node_change lock
https://git.kernel.org/jaegeuk/f2fs/c/f9f93602512b
- [f2fs-dev,05/14] f2fs: trace elapsed time for node_write lock
https://git.kernel.org/jaegeuk/f2fs/c/bb28b66875cc
- [f2fs-dev,06/14] f2fs: trace elapsed time for gc_lock lock
(no matching commit)
- [f2fs-dev,07/14] f2fs: trace elapsed time for cp_global_sem lock
https://git.kernel.org/jaegeuk/f2fs/c/ce9fe67c9cdb
- [f2fs-dev,08/14] f2fs: trace elapsed time for io_rwsem lock
https://git.kernel.org/jaegeuk/f2fs/c/67972c2b8974
- [f2fs-dev,09/14] f2fs: clean up w/ __f2fs_schedule_timeout()
https://git.kernel.org/jaegeuk/f2fs/c/b5da276ae6ab
- [f2fs-dev,10/14] f2fs: fix to use jiffies based precision for
DEFAULT_SCHEDULE_TIMEOUT
https://git.kernel.org/jaegeuk/f2fs/c/da90b6715567
- [f2fs-dev,11/14] f2fs: fix timeout precision of
f2fs_io_schedule_timeout_killable()
https://git.kernel.org/jaegeuk/f2fs/c/6fa116053951
- [f2fs-dev,12/14] f2fs: rename FAULT_TIMEOUT to FAULT_ATOMIC_TIMEOUT
https://git.kernel.org/jaegeuk/f2fs/c/7a127c80b0ee
- [f2fs-dev,13/14] f2fs: introduce FAULT_LOCK_TIMEOUT
https://git.kernel.org/jaegeuk/f2fs/c/c56254e2e042
- [f2fs-dev,14/14] f2fs: sysfs: introduce inject_lock_timeout
https://git.kernel.org/jaegeuk/f2fs/c/d36de29f4bb5
You are awesome, thank you!
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