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ext4: report delalloc reserve as non-free in statfs for project quota

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This reserved space isn't committed yet but cannot be used for allocations.
For userspace it has no difference from used space. XFS already does this.

Signed-off-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Reviewed-by: Jan Kara <jack@suse.cz>
Fixes: 689c958cbe ("ext4: add project quota support")
This commit is contained in:
Konstantin Khlebnikov 2018-05-20 22:49:54 -04:00 committed by Theodore Ts'o
parent 21c580d88e
commit f06925c739
1 changed files with 2 additions and 1 deletions
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3
fs/ext4/super.c
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@ -5289,7 +5289,8 @@ static int ext4_statfs_project(struct super_block *sb,
dquot->dq_dqb.dqb_bsoftlimit :
dquot->dq_dqb.dqb_bhardlimit) >> sb->s_blocksize_bits;
if (limit && buf->f_blocks > limit) {
curblock = dquot->dq_dqb.dqb_curspace >> sb->s_blocksize_bits;
curblock = (dquot->dq_dqb.dqb_curspace +
dquot->dq_dqb.dqb_rsvspace) >> sb->s_blocksize_bits;
buf->f_blocks = limit;
buf->f_bfree = buf->f_bavail =
(buf->f_blocks > curblock) ?