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| author | Chao Yu <yuchao0@huawei.com> | 2017-10-28 16:52:33 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2017-11-05 16:41:57 -0800 |
| commit | a2a12b679f367014fa86d2cf3309e37c59e155c2 (patch) | |
| tree | 38a8e0344d3ae61e9129d907f2fb0e3259b0e994 /fs/f2fs/f2fs.h | |
| parent | 0ea805129d1bc5dacb588392d191f686c91a70bb (diff) | |
| download | linux-a2a12b679f367014fa86d2cf3309e37c59e155c2.tar.bz2 | |
f2fs: export SSR allocation threshold
This patch exports min_ssr_segments threshold in sysfs to let user
control triggering SSR allocation flexibly.
Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/f2fs.h')
| -rw-r--r-- | fs/f2fs/f2fs.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 2b9b1d8b3870..ee10c5206b2f 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -840,6 +840,7 @@ struct f2fs_sm_info { unsigned int min_ipu_util; /* in-place-update threshold */ unsigned int min_fsync_blocks; /* threshold for fsync */ unsigned int min_hot_blocks; /* threshold for hot block allocation */ + unsigned int min_ssr_sections; /* threshold to trigger SSR allocation */ /* for flush command control */ struct flush_cmd_control *fcc_info; @@ -1077,6 +1078,7 @@ struct f2fs_sb_info { int active_logs; /* # of active logs */ int dir_level; /* directory level */ int inline_xattr_size; /* inline xattr size */ + unsigned int trigger_ssr_threshold; /* threshold to trigger ssr */ block_t user_block_count; /* # of user blocks */ block_t total_valid_block_count; /* # of valid blocks */ |