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[PATCH] lockdep: annotate ->s_lock

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Teach special (per-filesystem) locking code to the lock validator.

Minimal effect on non-lockdep kernels: one extra parameter to alloc_super().

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Ingo Molnar 2006-07-03 00:25:27 -07:00 • committed by Linus Torvalds
parent 91ebe2a932
commit cf51624999
2 changed files with 9 additions and 2 deletions
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1
include/linux/fs.h
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@ -1295,6 +1295,7 @@ struct file_system_type {
struct module *owner;
struct file_system_type * next;
struct list_head fs_supers;
struct lock_class_key s_lock_key;
};
extern int get_sb_bdev(struct file_system_type *fs_type,