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From: ZhangJieJing <kzjeef@gmail.com>
To: linux-mtd@lists.infradead.org
Cc: dedekind1@gmail.com, linux-fsdevel@vger.kernel.org
Subject: [ubifs] add update vfs super block infomation when remount to ro mode.
Date: Thu, 8 Apr 2010 15:20:50 +0800	[thread overview]
Message-ID: <j2hcf7b913c1004080020j3161fc72ya4af9f4be666b2e9@mail.gmail.com> (raw)

If some read/write error happens(eg.CRC error), ubifs make self a read
only mode,
but the vfs infomation still not update.
This patch add this also make /proc/mounts update.

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

Change-Id: I709ada21d1f6168d2e785eac389510e2b5edb2a4
---
 fs/ubifs/io.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/fs/ubifs/io.c b/fs/ubifs/io.c
index 0168271..d33c233 100644
--- a/fs/ubifs/io.c
+++ b/fs/ubifs/io.c
@@ -63,6 +63,7 @@ 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();
        }
--
1.6.3.3
---
Best regards,
Zhang Jiejing

                 reply	other threads:[~2010-04-08  7:20 UTC|newest]

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