Commit f06925c7 authored May 20, 2018 by Konstantin Khlebnikov Committed by Theodore Ts'o May 20, 2018

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



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: 689c958c ("ext4: add project quota support")

parent 21c580d8

fs/ext4/super.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -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) ?