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authorChris Mason <clm@fb.com>2016-05-17 14:43:19 -0700
committerChris Mason <clm@fb.com>2016-05-17 14:43:19 -0700
commitc315ef8d9db7f1a0ebd023a395ebdfde1c68057e (patch)
tree501e1fc558de9e56b78e457aa928fa255e660486 /include/linux/lockdep.h
parenta88336d13c66fc171f336c6332fcb67339894e08 (diff)
parent5f9a8a51d8b95505d8de8b7191ae2ed8c504d4af (diff)
Merge branch 'for-chris-4.7' of git://git.kernel.org/pub/scm/linux/kernel/git/fdmanana/linux into for-linus-4.7
Signed-off-by: Chris Mason <clm@fb.com>
Diffstat (limited to 'include/linux/lockdep.h')
-rw-r--r--include/linux/lockdep.h8
1 files changed, 5 insertions, 3 deletions
diff --git a/include/linux/lockdep.h b/include/linux/lockdep.h
index d026b190c530..d10ef06971b5 100644
--- a/include/linux/lockdep.h
+++ b/include/linux/lockdep.h
@@ -196,9 +196,11 @@ struct lock_list {
* We record lock dependency chains, so that we can cache them:
*/
struct lock_chain {
- u8 irq_context;
- u8 depth;
- u16 base;
+ /* see BUILD_BUG_ON()s in lookup_chain_cache() */
+ unsigned int irq_context : 2,
+ depth : 6,
+ base : 24;
+ /* 4 byte hole */
struct hlist_node entry;
u64 chain_key;
};