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Subject[tip:core/locking] lockdep: Update memory usage introduced by BFS
Commit-ID:  292264ece1ffdc9dacc1af486e28ee91cc66fb2d
Gitweb: http://git.kernel.org/tip/292264ece1ffdc9dacc1af486e28ee91cc66fb2d
Author: Ming Lei <tom.leiming@gmail.com>
AuthorDate: Thu, 16 Jul 2009 15:44:29 +0200
Committer: Ingo Molnar <mingo@elte.hu>
CommitDate: Sat, 18 Jul 2009 16:02:56 +0200

lockdep: Update memory usage introduced by BFS

Also account the BFS memory usage.

Signed-off-by: Ming Lei <tom.leiming@gmail.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <1246201486-7308-9-git-send-email-tom.leiming@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>


---
kernel/lockdep.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/kernel/lockdep.c b/kernel/lockdep.c
index b896f23..930335d 100644
--- a/kernel/lockdep.c
+++ b/kernel/lockdep.c
@@ -3429,7 +3429,8 @@ void __init lockdep_info(void)
sizeof(struct list_head) * CLASSHASH_SIZE +
sizeof(struct lock_list) * MAX_LOCKDEP_ENTRIES +
sizeof(struct lock_chain) * MAX_LOCKDEP_CHAINS +
- sizeof(struct list_head) * CHAINHASH_SIZE) / 1024);
+ sizeof(struct list_head) * CHAINHASH_SIZE) / 1024 +
+ sizeof(struct circular_queue) + sizeof(bfs_accessed));

printk(" per task-struct memory footprint: %lu bytes\n",
sizeof(struct held_lock) * MAX_LOCK_DEPTH);

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