f2fs: disallow switch extent_cache option dynamically
authorChao Yu <chao2.yu@samsung.com>
Fri, 18 Sep 2015 08:55:26 +0000 (16:55 +0800)
committerJaegeuk Kim <jaegeuk@kernel.org>
Fri, 9 Oct 2015 23:20:53 +0000 (16:20 -0700)
commit9cd81ce3c2f01fc599b9156b94b868b4f578698c
treec9eda5db2740d8cc45083c7aa81754e5aeaf3715
parent46c9e1413f3c4ecbbe775e545063e88feb1f9871
f2fs: disallow switch extent_cache option dynamically

Swith extent_cache option dynamically when remount may casue consistency
issue between extent cache and dnode page. Fix in this patch to avoid
that condition.

Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
fs/f2fs/super.c