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authorSteven Whitehouse <steve@chygwyn.com>2012-05-29 10:47:51 +0100
committerSteven Whitehouse <swhiteho@redhat.com>2012-06-06 11:27:49 +0100
commit1b8ba31a88c5115687095ca2a01bfcaecb489b5a (patch)
treec32f35c93758abaeea64430d3ef824d9a2ef8fb4 /fs/gfs2/util.h
parent23d0bb834e264f38335f19fe601564b8422431e7 (diff)
downloadlinux-1b8ba31a88c5115687095ca2a01bfcaecb489b5a.tar.bz2
GFS2: Fix error handling when reading an invalid block from the journal
When we read an invalid block from the journal, we should not call withdraw, but simply print a message and return an error. It is up to the caller to then handle that error. In the case of mount that means a failed mount, rather than a withdraw (requiring a reboot). In the case of recovering another nodes journal then we return an error via the uevent. Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
Diffstat (limited to 'fs/gfs2/util.h')
-rw-r--r--fs/gfs2/util.h18
1 files changed, 7 insertions, 11 deletions
diff --git a/fs/gfs2/util.h b/fs/gfs2/util.h
index 3586b0dd6aa7..80535739ac7b 100644
--- a/fs/gfs2/util.h
+++ b/fs/gfs2/util.h
@@ -79,23 +79,19 @@ int gfs2_meta_check_ii(struct gfs2_sbd *sdp, struct buffer_head *bh,
const char *type, const char *function,
char *file, unsigned int line);
-static inline int gfs2_meta_check_i(struct gfs2_sbd *sdp,
- struct buffer_head *bh,
- const char *function,
- char *file, unsigned int line)
+static inline int gfs2_meta_check(struct gfs2_sbd *sdp,
+ struct buffer_head *bh)
{
struct gfs2_meta_header *mh = (struct gfs2_meta_header *)bh->b_data;
u32 magic = be32_to_cpu(mh->mh_magic);
- if (unlikely(magic != GFS2_MAGIC))
- return gfs2_meta_check_ii(sdp, bh, "magic number", function,
- file, line);
+ if (unlikely(magic != GFS2_MAGIC)) {
+ printk(KERN_ERR "GFS2: Magic number missing at %llu\n",
+ (unsigned long long)bh->b_blocknr);
+ return -EIO;
+ }
return 0;
}
-#define gfs2_meta_check(sdp, bh) \
-gfs2_meta_check_i((sdp), (bh), __func__, __FILE__, __LINE__)
-
-
int gfs2_metatype_check_ii(struct gfs2_sbd *sdp, struct buffer_head *bh,
u16 type, u16 t,
const char *function,