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| author | Yangtao Li <frank.li@vivo.com> | 2022-11-23 19:44:02 +0300 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2022-11-28 23:51:01 +0300 |
| commit | 8a47d228de6a4fd4c751142fb27d56f385b3fe41 (patch) | |
| tree | 31e1472134aae5dfbe75f0975ed7e72386b9053d /fs/f2fs/f2fs.h | |
| parent | 1cd2e6d544359ae13e6fd9029b6018b957cf08c3 (diff) | |
| download | linux-8a47d228de6a4fd4c751142fb27d56f385b3fe41.tar.xz | |
f2fs: introduce discard_urgent_util sysfs node
Through this node, you can control the background discard
to run more aggressively or not aggressively when reach the
utilization rate of the space.
Signed-off-by: Yangtao Li <frank.li@vivo.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/f2fs.h')
| -rw-r--r-- | fs/f2fs/f2fs.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 4694b55b6df4..296683648d4f 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -413,6 +413,7 @@ struct discard_cmd_control { unsigned int min_discard_issue_time; /* min. interval between discard issue */ unsigned int mid_discard_issue_time; /* mid. interval between discard issue */ unsigned int max_discard_issue_time; /* max. interval between discard issue */ + unsigned int discard_urgent_util; /* utilization which issue discard proactively */ unsigned int discard_granularity; /* discard granularity */ unsigned int max_ordered_discard; /* maximum discard granularity issued by lba order */ unsigned int undiscard_blks; /* # of undiscard blocks */ |