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authorTrond Myklebust2006-12-07 16:35:17 -0500
committerTrond Myklebust2006-12-07 16:35:17 -0500
commit21b4e736922f546e0f1aa7b9d6c442f309a2444a (patch)
treee1be8645297f8ebe87445251743ebcc52081a20d /include/net/sock.h
parent34161db6b14d984fb9b06c735b7b42f8803f6851 (diff)
parent68380b581383c028830f79ec2670f4a193854aa6 (diff)
Merge branch 'master' of /home/trondmy/kernel/linux-2.6/ into merge_linus
Diffstat (limited to 'include/net/sock.h')
-rw-r--r--include/net/sock.h21
1 files changed, 20 insertions, 1 deletions
diff --git a/include/net/sock.h b/include/net/sock.h
index fe3a33fad03f..03684e702d13 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -571,7 +571,7 @@ struct proto {
int *sysctl_rmem;
int max_header;
- kmem_cache_t *slab;
+ struct kmem_cache *slab;
unsigned int obj_size;
atomic_t *orphan_count;
@@ -746,6 +746,25 @@ static inline int sk_stream_wmem_schedule(struct sock *sk, int size)
*/
#define sock_owned_by_user(sk) ((sk)->sk_lock.owner)
+/*
+ * Macro so as to not evaluate some arguments when
+ * lockdep is not enabled.
+ *
+ * Mark both the sk_lock and the sk_lock.slock as a
+ * per-address-family lock class.
+ */
+#define sock_lock_init_class_and_name(sk, sname, skey, name, key) \
+do { \
+ sk->sk_lock.owner = NULL; \
+ init_waitqueue_head(&sk->sk_lock.wq); \
+ spin_lock_init(&(sk)->sk_lock.slock); \
+ debug_check_no_locks_freed((void *)&(sk)->sk_lock, \
+ sizeof((sk)->sk_lock)); \
+ lockdep_set_class_and_name(&(sk)->sk_lock.slock, \
+ (skey), (sname)); \
+ lockdep_init_map(&(sk)->sk_lock.dep_map, (name), (key), 0); \
+} while (0)
+
extern void FASTCALL(lock_sock_nested(struct sock *sk, int subclass));
static inline void lock_sock(struct sock *sk)