linux-kernel - [PATCH v2 11/13] xfs: Only free full extents for forcealign

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Message-Id: <20240705162450.3481169-12-john.g.garry@oracle.com>
Date: Fri,  5 Jul 2024 16:24:48 +0000
From: John Garry <john.g.garry@...cle.com>
To: chandan.babu@...cle.com, djwong@...nel.org, dchinner@...hat.com,
        hch@....de
Cc: viro@...iv.linux.org.uk, brauner@...nel.org, jack@...e.cz,
        linux-xfs@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-fsdevel@...r.kernel.org, catherine.hoang@...cle.com,
        martin.petersen@...cle.com, John Garry <john.g.garry@...cle.com>
Subject: [PATCH v2 11/13] xfs: Only free full extents for forcealign

Like we already do for rtvol, only free full extents for forcealign in
xfs_free_file_space().

Reviewed-by: "Darrick J. Wong" <djwong@...nel.org>
Signed-off-by: John Garry <john.g.garry@...cle.com>
---
 fs/xfs/xfs_bmap_util.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/fs/xfs/xfs_bmap_util.c b/fs/xfs/xfs_bmap_util.c
index b9f8093ae78c..daef6085208d 100644
--- a/fs/xfs/xfs_bmap_util.c
+++ b/fs/xfs/xfs_bmap_util.c
@@ -856,8 +856,11 @@ xfs_free_file_space(
 	startoffset_fsb = XFS_B_TO_FSB(mp, offset);
 	endoffset_fsb = XFS_B_TO_FSBT(mp, offset + len);
 
-	/* We can only free complete realtime extents. */
-	if (xfs_inode_has_bigrtalloc(ip)) {
+	/* Free only complete extents. */
+	if (xfs_inode_has_forcealign(ip)) {
+		startoffset_fsb = roundup_64(startoffset_fsb, ip->i_extsize);
+		endoffset_fsb = rounddown_64(endoffset_fsb, ip->i_extsize);
+	} else if (xfs_inode_has_bigrtalloc(ip)) {
 		startoffset_fsb = xfs_rtb_roundup_rtx(mp, startoffset_fsb);
 		endoffset_fsb = xfs_rtb_rounddown_rtx(mp, endoffset_fsb);
 	}
-- 
2.31.1