[Ocfs2-tools-devel] [PATCH] mount.ocfs2: return -EROFS if file system is readonly
piaojun
piaojun at huawei.com
Wed Dec 27 01:12:39 PST 2017
If metadata is corrupted such as 'invalid inode block', we will get
-EROFS by calling 'mount()'. In this situation we need fix it by fsck,
and mount again rather than doing meaningless retry.
Signed-off-by: Jun Piao <piaojun at huawei.com>
---
mount.ocfs2/mount.ocfs2.c | 13 ++++++++++---
1 file changed, 10 insertions(+), 3 deletions(-)
diff --git a/mount.ocfs2/mount.ocfs2.c b/mount.ocfs2/mount.ocfs2.c
index e3d8871..1ab07ac 100644
--- a/mount.ocfs2/mount.ocfs2.c
+++ b/mount.ocfs2/mount.ocfs2.c
@@ -434,8 +434,15 @@ int main(int argc, char **argv)
o2cb_complete_group_join(&cluster, &desc, errno);
}
block_signals (SIG_UNBLOCK);
- com_err(progname, ret, "while mounting %s on %s. Check 'dmesg' "
- "for more information on this error.", mo.dev, mo.dir);
+ if (ret == -EROFS)
+ com_err(progname, 0, "file system is now readonly due to "
+ "on-disk corruption while mounting %s on %s, please "
+ "fix this by fsck.ocfs2 and then retry mounting",
+ mo.dev, mo.dir);
+ else
+ com_err(progname, OCFS2_ET_INTERNAL_FAILURE,
+ "while mounting %s on %s. Check 'dmesg' for more "
+ "information on this error.", mo.dev, mo.dir);
goto bail;
}
if (group_join) {
@@ -478,5 +485,5 @@ bail:
if (opts_string)
free(opts_string);
- return ret ? 1 : 0;
+ return ret;
}
--
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