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ext4: code cleanup for ext4_statfs_project()

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[ Upstream commit a08fe66e4a0e12a3df982b28059f3a90e0f1b31e ]

Calling min_not_zero() to simplify complicated prjquota
limit comparison in ext4_statfs_project().

Signed-off-by: Chengguang Xu <cgxu519@mykernel.net>
Link: https://lore.kernel.org/r/20200210082445.2379-1-cgxu519@mykernel.net
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Stable-dep-of: f87d3af74193 ("ext4: don't over-report free space or inodes in statvfs")
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Chengguang Xu 2020-02-10 16:24:45 +08:00 • committed by Greg Kroah-Hartman
commit f1da8176d3
1 changed files with 4 additions and 9 deletions
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13
fs/ext4/super.c
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@ -5680,10 +5680,8 @@ static int ext4_statfs_project(struct super_block *sb,
return PTR_ERR(dquot);
spin_lock(&dquot->dq_dqb_lock);
limit = dquot->dq_dqb.dqb_bsoftlimit;
if (dquot->dq_dqb.dqb_bhardlimit &&
(!limit || dquot->dq_dqb.dqb_bhardlimit < limit))
limit = dquot->dq_dqb.dqb_bhardlimit;
limit = min_not_zero(dquot->dq_dqb.dqb_bsoftlimit,
dquot->dq_dqb.dqb_bhardlimit);
limit >>= sb->s_blocksize_bits;
if (limit && buf->f_blocks > limit) {
@ -5695,11 +5693,8 @@ static int ext4_statfs_project(struct super_block *sb,
(buf->f_blocks - curblock) : 0;
}
limit = dquot->dq_dqb.dqb_isoftlimit;
if (dquot->dq_dqb.dqb_ihardlimit &&
(!limit || dquot->dq_dqb.dqb_ihardlimit < limit))
limit = dquot->dq_dqb.dqb_ihardlimit;
limit = min_not_zero(dquot->dq_dqb.dqb_isoftlimit,
dquot->dq_dqb.dqb_ihardlimit);
if (limit && buf->f_files > limit) {
buf->f_files = limit;
buf->f_ffree =