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f2fs: fix timeout precision of f2fs_io_schedule_timeout_killable()

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Sometimes, f2fs_io_schedule_timeout_killable(HZ) may delay for about 2
seconds, this is because __f2fs_schedule_timeout(DEFAULT_SCHEDULE_TIMEOUT)
may delay for about 2 * DEFAULT_SCHEDULE_TIMEOUT due to its precision, but
we only account the delay as DEFAULT_SCHEDULE_TIMEOUT as below, fix it.

f2fs_io_schedule_timeout_killable()
..
	timeout -= DEFAULT_SCHEDULE_TIMEOUT;

Signed-off-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Chao Yu 2026-01-04 10:07:26 +08:00 committed by Jaegeuk Kim
parent da90b67155
commit 6fa1160539
1 changed files with 3 additions and 4 deletions
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7
fs/f2fs/f2fs.h
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@ -4985,13 +4985,12 @@ static inline void __f2fs_schedule_timeout(long timeout, bool io)
static inline void f2fs_io_schedule_timeout_killable(long timeout)
{
while (timeout) {
unsigned long last_time = jiffies + timeout;
while (jiffies < last_time) {
if (fatal_signal_pending(current))
return;
__f2fs_schedule_timeout(DEFAULT_SCHEDULE_TIMEOUT, true);
if (timeout <= DEFAULT_SCHEDULE_TIMEOUT)
return;
timeout -= DEFAULT_SCHEDULE_TIMEOUT;
}
}