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author | Chengguang Xu <cgxu519@mykernel.net> | 2020-01-04 17:20:03 +0300 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-02-11 15:34:03 +0300 |
commit | d38118184d0db5c509bd7fde800e632abad8c99e (patch) | |
tree | 72437a5a163587dab476b162e7a0da3ed817cd4a /fs/f2fs | |
parent | e039a59365be06b974644f10ff57a61c8a4d2620 (diff) | |
download | linux-d38118184d0db5c509bd7fde800e632abad8c99e.tar.xz |
f2fs: fix miscounted block limit in f2fs_statfs_project()
commit acdf2172172a511f97fa21ed0ee7609a6d3b3a07 upstream.
statfs calculates Total/Used/Avail disk space in block unit,
so we should translate soft/hard prjquota limit to block unit
as well.
Below testing result shows the block/inode numbers of
Total/Used/Avail from df command are all correct afer
applying this patch.
[root@localhost quota-tools]\# ./repquota -P /dev/sdb1
Diffstat (limited to 'fs/f2fs')
-rw-r--r-- | fs/f2fs/super.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index 662c7de58b99..379933da5c85 100644 --- a/fs/f2fs/super.c +++ b/fs/f2fs/super.c @@ -1154,6 +1154,8 @@ static int f2fs_statfs_project(struct super_block *sb, if (dquot->dq_dqb.dqb_bhardlimit && (!limit || dquot->dq_dqb.dqb_bhardlimit < limit)) limit = dquot->dq_dqb.dqb_bhardlimit; + if (limit) + limit >>= sb->s_blocksize_bits; if (limit && buf->f_blocks > limit) { curblock = dquot->dq_dqb.dqb_curspace >> sb->s_blocksize_bits; |