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| author | Jaegeuk Kim <jaegeuk@kernel.org> | 2018-05-07 14:22:40 -0700 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2018-05-31 11:31:51 -0700 |
| commit | 5b0e95398e2bcc18e871758221cc712be4a0a39a (patch) | |
| tree | 742796c086e1192d1ec64c9c5c82b8ae59d50239 /fs/f2fs/f2fs.h | |
| parent | 107a805de87ec071dab602071c14e67b98b0c519 (diff) | |
| download | linux-5b0e95398e2bcc18e871758221cc712be4a0a39a.tar.bz2 | |
f2fs: introduce sbi->gc_mode to determine the policy
This is to avoid sbi->gc_thread pointer access.
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/f2fs.h')
| -rw-r--r-- | fs/f2fs/f2fs.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 24eab9622ad1..72b9cd71d2fc 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -1067,6 +1067,13 @@ enum { }; enum { + GC_NORMAL, + GC_IDLE_CB, + GC_IDLE_GREEDY, + GC_URGENT, +}; + +enum { WHINT_MODE_OFF, /* not pass down write hints */ WHINT_MODE_USER, /* try to pass down hints given by users */ WHINT_MODE_FS, /* pass down hints with F2FS policy */ @@ -1197,6 +1204,7 @@ struct f2fs_sb_info { struct mutex gc_mutex; /* mutex for GC */ struct f2fs_gc_kthread *gc_thread; /* GC thread */ unsigned int cur_victim_sec; /* current victim section num */ + unsigned int gc_mode; /* current GC state */ /* threshold for gc trials on pinned files */ u64 gc_pin_file_threshold; |