diff options
| author | Daeho Jeong <daehojeong@google.com> | 2021-12-09 03:41:51 +0300 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2021-12-11 02:48:33 +0300 |
| commit | 325163e9892b627fc9fb1af51e51f0f95dded517 (patch) | |
| tree | d2a60da55a411960f13c7a0aed39e4b87a05fb52 /fs/f2fs/f2fs.h | |
| parent | 77900c45ee5cd5da63bd4d818a41dbdf367e81cd (diff) | |
| download | linux-325163e9892b627fc9fb1af51e51f0f95dded517.tar.xz | |
f2fs: add gc_urgent_high_remaining sysfs node
Added a new sysfs node called gc_urgent_high_remaining. The user can
set the trial count limit for GC urgent high mode with this value. If
GC thread gets to the limit, the mode will turn back to GC normal mode.
By default, the value is zero, which means there is no limit like before.
Signed-off-by: Daeho Jeong <daehojeong@google.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/f2fs.h')
| -rw-r--r-- | fs/f2fs/f2fs.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index cbc73bd71dad..5da592286721 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -1683,6 +1683,9 @@ struct f2fs_sb_info { unsigned int cur_victim_sec; /* current victim section num */ unsigned int gc_mode; /* current GC state */ unsigned int next_victim_seg[2]; /* next segment in victim section */ + spinlock_t gc_urgent_high_lock; + bool gc_urgent_high_limited; /* indicates having limited trial count */ + unsigned int gc_urgent_high_remaining; /* remaining trial count for GC_URGENT_HIGH */ /* for skip statistic */ unsigned int atomic_files; /* # of opened atomic file */ |