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authorIngo Molnar <mingo@elte.hu>2006-07-03 03:24:54 -0400
committerLinus Torvalds <torvalds@g5.osdl.org>2006-07-03 18:27:04 -0400
commit8a25d5debff2daee280e83e09d8c25d67c26a972 (patch)
tree3bccfef9acb66fc62863bfd6c16493c5e8c8e394 /net/ipv4/route.c
parent4ea2176dfa714882e88180b474e4cbcd888b70af (diff)
[PATCH] lockdep: prove spinlock rwlock locking correctness
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>
Diffstat (limited to 'net/ipv4/route.c')
-rw-r--r--net/ipv4/route.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index da44fabf4dc5..283a72247e5e 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -205,7 +205,8 @@ __u8 ip_tos2prio[16] = {
205struct rt_hash_bucket { 205struct rt_hash_bucket {
206 struct rtable *chain; 206 struct rtable *chain;
207}; 207};
208#if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK) 208#if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK) || \
209 defined(CONFIG_PROVE_LOCKING)
209/* 210/*
210 * Instead of using one spinlock for each rt_hash_bucket, we use a table of spinlocks 211 * Instead of using one spinlock for each rt_hash_bucket, we use a table of spinlocks
211 * The size of this table is a power of two and depends on the number of CPUS. 212 * The size of this table is a power of two and depends on the number of CPUS.