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From: tip-bot for Ming Lei <tom.leiming@gmail.com>
To: linux-tip-commits@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, hpa@zytor.com, mingo@redhat.com,
	a.p.zijlstra@chello.nl, tglx@linutronix.de,
	tom.leiming@gmail.com, mingo@elte.hu
Subject: [tip:core/locking] lockdep: Update memory usage introduced by BFS
Date: Sun, 2 Aug 2009 13:02:51 GMT	[thread overview]
Message-ID: <tip-4dd861d6467007681991d8ec079d928db2018cbb@git.kernel.org> (raw)
In-Reply-To: <1246201486-7308-9-git-send-email-tom.leiming@gmail.com>

Commit-ID:  4dd861d6467007681991d8ec079d928db2018cbb
Gitweb:     http://git.kernel.org/tip/4dd861d6467007681991d8ec079d928db2018cbb
Author:     Ming Lei <tom.leiming@gmail.com>
AuthorDate: Thu, 16 Jul 2009 15:44:29 +0200
Committer:  Peter Zijlstra <a.p.zijlstra@chello.nl>
CommitDate: Fri, 24 Jul 2009 10:51:52 +0200

lockdep: Update memory usage introduced by BFS

Also account the BFS memory usage.

Signed-off-by: Ming Lei <tom.leiming@gmail.com>
[ fix build for !PROVE_LOCKING ]
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 |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/kernel/lockdep.c b/kernel/lockdep.c
index b896f23..6358cf7 100644
--- a/kernel/lockdep.c
+++ b/kernel/lockdep.c
@@ -3429,7 +3429,11 @@ 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
+#ifdef CONFIG_PROVE_LOCKING
+		+ sizeof(struct circular_queue) + sizeof(bfs_accessed)
+#endif
+		);
 
 	printk(" per task-struct memory footprint: %lu bytes\n",
 		sizeof(struct held_lock) * MAX_LOCK_DEPTH);

  parent reply	other threads:[~2009-08-02 13:03 UTC|newest]

Thread overview: 54+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-06-28 15:04 [RESEND PATCH 0/11] kernel:lockdep:replace DFS with BFS tom.leiming
2009-06-28 15:04 ` [RESEND PATCH 01/11] kernel:lockdep:print the shortest dependency chain if finding a circle tom.leiming
2009-06-28 15:04   ` [RESEND PATCH 02/11] kernel:lockdep:improve implementation of BFS tom.leiming
2009-06-28 15:04     ` [RESEND PATCH 03/11] kernel:lockdep: introduce match function to BFS tom.leiming
2009-06-28 15:04       ` [RESEND PATCH 04/11] kernel:lockdep:implement check_noncircular() by BFS tom.leiming
2009-06-28 15:04         ` [RESEND PATCH 05/11] kernel:lockdep:implement find_usage_*wards " tom.leiming
2009-06-28 15:04           ` [RESEND PATCH 06/11] kernel:lockdep:introduce print_shortest_lock_dependencies tom.leiming
2009-06-28 15:04             ` [RESEND PATCH 07/11] kernel:lockdep: implement lockdep_count_*ward_deps by BFS tom.leiming
2009-06-28 15:04               ` [RESEND PATCH 08/11] kernel:lockdep: update memory usage introduced " tom.leiming
2009-06-28 15:04                 ` [RESEND PATCH 09/11] kernel:lockdep:add statistics info for max bfs queue depth tom.leiming
2009-06-28 15:04                   ` [RESEND PATCH 10/11] BFS cleanup tom.leiming
2009-06-28 15:04                     ` [RESEND PATCH 11/11] kernel:lockdep:fix return value of check_usage*() tom.leiming
2009-07-18 14:24                     ` [tip:core/locking] lockdep: BFS cleanup tip-bot for Peter Zijlstra
2009-07-18 17:23                       ` Peter Zijlstra
2009-08-02 13:03                     ` tip-bot for Peter Zijlstra
2009-07-18 14:24                   ` [tip:core/locking] lockdep: Add statistics info for max bfs queue depth tip-bot for Ming Lei
2009-08-02 13:03                   ` tip-bot for Ming Lei
2009-07-18 14:24                 ` [tip:core/locking] lockdep: Update memory usage introduced by BFS tip-bot for Ming Lei
2009-07-18 17:23                   ` Peter Zijlstra
2009-08-02 13:02                 ` tip-bot for Ming Lei [this message]
2009-07-18 14:24               ` [tip:core/locking] lockdep: Implement lockdep_count_*ward_deps " tip-bot for Ming Lei
2009-08-02 13:02               ` tip-bot for Ming Lei
2009-07-18 14:24             ` [tip:core/locking] lockdep: Introduce print_shortest_lock_dependencies tip-bot for Ming Lei
2009-08-02 13:02             ` tip-bot for Ming Lei
2009-07-18 14:23           ` [tip:core/locking] lockdep: Implement find_usage_*wards by BFS tip-bot for Ming Lei
2009-08-02 13:02           ` tip-bot for Ming Lei
2009-07-13  8:02         ` [RESEND PATCH 04/11] kernel:lockdep:implement check_noncircular() " Dave Young
2009-07-13  8:08           ` Dave Young
2009-07-21  3:33             ` Ming Lei
2009-07-18 14:23         ` [tip:core/locking] lockdep: Implement " tip-bot for Ming Lei
2009-08-02 13:02         ` tip-bot for Ming Lei
2009-07-18 14:23       ` [tip:core/locking] lockdep: Introduce match function to BFS tip-bot for Ming Lei
2009-08-02 13:01       ` tip-bot for Ming Lei
2009-07-18 14:23     ` [tip:core/locking] lockdep: Improve implementation of BFS tip-bot for Ming Lei
2009-08-02 13:01     ` tip-bot for Ming Lei
2009-07-11 21:30   ` [RESEND PATCH 01/11] kernel:lockdep:print the shortest dependency chain if finding a circle Frederic Weisbecker
2009-07-12  2:42     ` Ming Lei
2009-07-13  7:01       ` Ingo Molnar
2009-07-13  9:14         ` Peter Zijlstra
2009-07-13 13:56           ` Ming Lei
2009-07-13 13:51         ` Ming Lei
2009-07-13  9:01   ` Dave Young
2009-07-18 14:23   ` [tip:core/locking] lockdep: Print " tip-bot for Ming Lei
2009-08-02 13:01   ` tip-bot for Ming Lei
2009-07-11  0:43 ` [RESEND PATCH 0/11] kernel:lockdep:replace DFS with BFS Frederic Weisbecker
2009-07-11  3:25   ` Ming Lei
2009-07-11 21:09     ` Frederic Weisbecker
2009-07-12  2:29       ` Ming Lei
2009-07-13  7:02         ` Ingo Molnar
2009-07-13  9:16 ` Peter Zijlstra
2009-07-16  4:39   ` Ming Lei
2009-07-16  5:22     ` Peter Zijlstra
2009-07-16  7:12       ` Ming Lei
2009-07-16  9:54         ` Peter Zijlstra

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