Commit 55ef6e7a authored by Christoph Hellwig's avatar Christoph Hellwig
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xfs: hide reserved RT blocks from statfs 



File systems with a zoned RT device have a large number of reserved
blocks that are required for garbage collection, and which can't be
filled with user data.  Exclude them from the available blocks reported
through stat(v)fs.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Reviewed-by: default avatar"Darrick J. Wong" <djwong@kernel.org>
parent 859b6927

fs/xfs/xfs_super.c

+2 −1
Original line number Diff line number Diff line
@@ -869,7 +869,8 @@ xfs_statfs_rt( 
{

	st->f_bfree = xfs_rtbxlen_to_blen(mp,

			xfs_sum_freecounter(mp, XC_FREE_RTEXTENTS));

	st->f_blocks = mp->m_sb.sb_rblocks;

	st->f_blocks = mp->m_sb.sb_rblocks - xfs_rtbxlen_to_blen(mp,

			mp->m_free[XC_FREE_RTEXTENTS].res_total);

}



static void