From mboxrd@z Thu Jan 1 00:00:00 1970 From: Konstantin Khlebnikov Subject: [PATCH] ext4: report delalloc reserve as non-free in statfs mangled by project quota Date: Fri, 02 Feb 2018 13:40:05 +0300 Message-ID: <151756800585.979296.13086151972011935611.stgit@buzz> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Cc: Dmitry Monakhov , Li Xi , Jan Kara To: Andreas Dilger , linux-ext4@vger.kernel.org, Theodore Ts'o , linux-kernel@vger.kernel.org Return-path: Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-ext4.vger.kernel.org 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 Fixes: 689c958cbe6b ("ext4: add project quota support") --- fs/ext4/super.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 5de959fb0244..13ce97b9e820 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -5227,7 +5227,8 @@ 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) ?