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author | qixiaoyu1 <qxy65535@gmail.com> | 2023-02-04 17:43:45 +0800 |
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committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2023-02-07 10:39:19 -0800 |
commit | d23be468eada21c828058e0e8d60409eaec373ab (patch) | |
tree | 6505bfba955c0b157c2f6d0fc476e6eebda22e2e /fs/f2fs/sysfs.c | |
parent | 04d7a7ae43fc4eed800efadbb4a18059172afb19 (diff) | |
download | linux-stable-d23be468eada21c828058e0e8d60409eaec373ab.tar.gz linux-stable-d23be468eada21c828058e0e8d60409eaec373ab.tar.bz2 linux-stable-d23be468eada21c828058e0e8d60409eaec373ab.zip |
f2fs: add sysfs nodes to set last_age_weight
Signed-off-by: qixiaoyu1 <qixiaoyu1@xiaomi.com>
Signed-off-by: xiongping1 <xiongping1@xiaomi.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/sysfs.c')
-rw-r--r-- | fs/f2fs/sysfs.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c index 3c6425f9ed0a..8789b3b53fb6 100644 --- a/fs/f2fs/sysfs.c +++ b/fs/f2fs/sysfs.c @@ -697,6 +697,15 @@ out: return count; } + if (!strcmp(a->attr.name, "last_age_weight")) { + if (t > 100) + return -EINVAL; + if (t == *ui) + return count; + *ui = (unsigned int)t; + return count; + } + *ui = (unsigned int)t; return count; @@ -956,6 +965,7 @@ F2FS_RW_ATTR(F2FS_SBI, f2fs_sb_info, revoked_atomic_block, revoked_atomic_block) /* For block age extent cache */ F2FS_RW_ATTR(F2FS_SBI, f2fs_sb_info, hot_data_age_threshold, hot_data_age_threshold); F2FS_RW_ATTR(F2FS_SBI, f2fs_sb_info, warm_data_age_threshold, warm_data_age_threshold); +F2FS_RW_ATTR(F2FS_SBI, f2fs_sb_info, last_age_weight, last_age_weight); #define ATTR_LIST(name) (&f2fs_attr_##name.attr) static struct attribute *f2fs_attrs[] = { @@ -1055,6 +1065,7 @@ static struct attribute *f2fs_attrs[] = { ATTR_LIST(revoked_atomic_block), ATTR_LIST(hot_data_age_threshold), ATTR_LIST(warm_data_age_threshold), + ATTR_LIST(last_age_weight), NULL, }; ATTRIBUTE_GROUPS(f2fs); |