tree 5c0ba331d323ddd3b2090631dc6a852a498257de
parent 4f84e4be53a04a65d97bf0faa0c8f99e29bc0170
author Carsten Otte <cotte@de.ibm.com> 1182644206 -0700
committer Linus Torvalds <torvalds@woody.linux-foundation.org> 1182700752 -0700

ext2: disallow setting xip on remount

Yan Zheng pointed out that ext2_remount lacks checking if -o xip should be
enabled or not.  This patch checks for presence of direct_access on the
backing block device and if the blocksize meets the requirements.

Signed-off-by: Carsten Otte <cotte@de.ibm.com>
Cc: Yan Zheng <yanzheng@21cn.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>