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authorAl Viro <viro@zeniv.linux.org.uk>2010-01-24 00:04:07 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2010-01-26 22:22:24 -0500
commit29333920a5a46edcc9b728e2cf0134d5a9b516ee (patch)
tree2991b9f6d82d43c712278d6364da4faad4a0180d /fs/affs/affs.h
parentafc70ed05a07bfe171f7a5b8fdc80bdb073d314f (diff)
Fix remount races with symlink handling in affs
A couple of fields in affs_sb_info is used in follow_link() and symlink() for handling AFFS "absolute" symlinks. Need locking against affs_remount() updates. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/affs/affs.h')
-rw-r--r--fs/affs/affs.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/affs/affs.h b/fs/affs/affs.h
index e511dc621a2..0e40caaba45 100644
--- a/fs/affs/affs.h
+++ b/fs/affs/affs.h
@@ -106,8 +106,8 @@ struct affs_sb_info {
u32 s_last_bmap;
struct buffer_head *s_bmap_bh;
char *s_prefix; /* Prefix for volumes and assigns. */
- int s_prefix_len; /* Length of prefix. */
char s_volume[32]; /* Volume prefix for absolute symlinks. */
+ spinlock_t symlink_lock; /* protects the previous two */
};
#define SF_INTL 0x0001 /* International filesystem. */