Yan Zheng wrote:
I mount an ext2 fs , then remount it with xip option set.
I get message below when do write operation in the fs.
Ouch. Like on mount, we should refuse -o xip on remount. The patch
below fixes this issue.
Signed-off-by: Carsten Otte <cotte@xxxxxxxxxx>
---
Index: linux-2.6.22-rc4-mm/fs/ext2/super.c
===================================================================
--- linux-2.6.22-rc4-mm.orig/fs/ext2/super.c
+++ linux-2.6.22-rc4-mm/fs/ext2/super.c
@@ -1071,6 +1071,9 @@ static int ext2_remount (struct super_bl
sb->s_flags = (sb->s_flags & ~MS_POSIXACL) |
((sbi->s_mount_opt & EXT2_MOUNT_POSIX_ACL) ? MS_POSIXACL : 0);
+ ext2_xip_verify_sb(sb); /* see if bdev supports xip, unset
+ EXT2_MOUNT_XIP if not */
+
es = sbi->s_es;
if (((sbi->s_mount_opt & EXT2_MOUNT_XIP) !=
(old_mount_opt & EXT2_MOUNT_XIP)) &&
-
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