From: ZhangJieJing <kzjeef@gmail.com>
Date: Fri, 16 Apr 2010 03:36:50 +0000 (+0800)
Subject: UBIFS: mark VFS SB RO too
X-Git-Tag: v2.6.35-rc1~467^2
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=2fde99cb55fb9d9b88180512a5e8a5d939d27fec;p=karo-tx-linux.git

UBIFS: mark VFS SB RO too

If some read/write error happens (eg.CRC error), UBIFS swotches to
read-only mode, but the VFS infomation still not update.
This patch add this also make /proc/mounts update.

Signed-off-by: Zhang Jiejing <kzjeef@gmail.com>
---

diff --git a/fs/ubifs/io.c b/fs/ubifs/io.c
index 77d5cf4a7547..bcf5a16f30bb 100644
--- a/fs/ubifs/io.c
+++ b/fs/ubifs/io.c
@@ -64,6 +64,7 @@ void ubifs_ro_mode(struct ubifs_info *c, int err)
 	if (!c->ro_media) {
 		c->ro_media = 1;
 		c->no_chk_data_crc = 0;
+		c->vfs_sb->s_flags |= MS_RDONLY;
 		ubifs_warn("switched to read-only mode, error %d", err);
 		dbg_dump_stack();
 	}