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authorArjan van de Ven <arjan@infradead.org>2006-07-03 03:25:28 -0400
committerLinus Torvalds <torvalds@g5.osdl.org>2006-07-03 18:27:09 -0400
commit897c6ff9568bcb102ffc6b465ebe1def0cba829d (patch)
tree05e0ea4e39fd5b064bdcab351a468b1f3cb963d5 /include/linux/fs.h
parentcf51624999e56c88154b5f7d451a265db6aabff7 (diff)
[PATCH] lockdep: annotate sb ->s_umount
The s_umount rwsem needs to be classified as per-superblock since it's perfectly legit to keep multiple of those recursively in the VFS locking rules. Has no effect on non-lockdep kernels. Signed-off-by: Arjan van de Ven <arjan@linux.intel.com> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/linux/fs.h')
-rw-r--r--include/linux/fs.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 0a3ea52d711e..e26de68059af 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1296,6 +1296,7 @@ struct file_system_type {
1296 struct file_system_type * next; 1296 struct file_system_type * next;
1297 struct list_head fs_supers; 1297 struct list_head fs_supers;
1298 struct lock_class_key s_lock_key; 1298 struct lock_class_key s_lock_key;
1299 struct lock_class_key s_umount_key;
1299}; 1300};
1300 1301
1301extern int get_sb_bdev(struct file_system_type *fs_type, 1302extern int get_sb_bdev(struct file_system_type *fs_type,