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[PATCH] lockdep: prove spinlock rwlock locking correctness

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Use the lock validator framework to prove spinlock and rwlock locking
correctness.

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 00:24:54 -07:00
committed by Linus Torvalds
parent 4ea2176dfa
commit 8a25d5debf
13 changed files with 217 additions and 34 deletions
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3
net/ipv4/route.c
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@ -205,7 +205,8 @@ __u8 ip_tos2prio[16] = {
struct rt_hash_bucket {
struct rtable *chain;
};
#if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK)
#if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK) || \
defined(CONFIG_PROVE_LOCKING)
/*
* Instead of using one spinlock for each rt_hash_bucket, we use a table of spinlocks
* The size of this table is a power of two and depends on the number of CPUS.