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author | Al Viro <viro@zeniv.linux.org.uk> | 2010-01-24 00:04:07 -0500 |
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committer | Al Viro <viro@zeniv.linux.org.uk> | 2010-01-26 22:22:24 -0500 |
commit | 29333920a5a46edcc9b728e2cf0134d5a9b516ee (patch) | |
tree | 2991b9f6d82d43c712278d6364da4faad4a0180d /fs/affs/affs.h | |
parent | afc70ed05a07bfe171f7a5b8fdc80bdb073d314f (diff) | |
download | linux-29333920a5a46edcc9b728e2cf0134d5a9b516ee.tar.gz linux-29333920a5a46edcc9b728e2cf0134d5a9b516ee.tar.bz2 linux-29333920a5a46edcc9b728e2cf0134d5a9b516ee.zip |
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.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/affs/affs.h b/fs/affs/affs.h index e511dc621a2e..0e40caaba456 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. */ |