Commit a73c9ea8 authored by Wengang Wang's avatar Wengang Wang Committed by Jialin Zhang
Browse files

xfs: fix extent busy updating 

mainline inclusion
from mainline-v6.2-rc4
commit 601a27ea
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I4KIAO
CVE: NA

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=601a27ea09a317d0fe2895df7d875381fb393041



--------------------------------

In xfs_extent_busy_update_extent() case 6 and 7, whenever bno is modified on
extent busy, the relavent length has to be modified accordingly.

Signed-off-by: default avatarWengang Wang <wen.gang.wang@oracle.com>
Reviewed-by: default avatarDarrick J. Wong <djwong@kernel.org>
Signed-off-by: default avatarDarrick J. Wong <djwong@kernel.org>
Signed-off-by: default avataryangerkun <yangerkun@huaweicloud.com>
Reviewed-by: default avatarZhang Yi <yi.zhang@huawei.com>
Signed-off-by: default avatarJialin Zhang <zhangjialin11@huawei.com>
parent 074e22bf

fs/xfs/xfs_extent_busy.c

+1 −0
Original line number Diff line number Diff line
@@ -244,6 +244,7 @@ xfs_extent_busy_update_extent( 
		 *

		 */

		busyp->bno = fend;

		busyp->length = bend - fend;

	} else if (bbno < fbno) {

		/*

		 * Case 8: