patch-2.3.15 linux/include/net/af_unix.h

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diff -u --recursive --new-file v2.3.14/linux/include/net/af_unix.h linux/include/net/af_unix.h
@@ -7,9 +7,13 @@
 typedef struct sock unix_socket;
 extern void unix_gc(void);
-#define UNIX_HASH_SIZE	16
+#define UNIX_HASH_SIZE	256
 extern unix_socket *unix_socket_table[UNIX_HASH_SIZE+1];
+extern rwlock_t unix_table_lock;
+extern atomic_t unix_tot_inflight;
 #define forall_unix_sockets(i, s) for (i=0; i<=UNIX_HASH_SIZE; i++) \
                                     for (s=unix_socket_table[i]; s; s=s->next)
@@ -26,10 +30,14 @@
 	struct ucred		creds;		/* Skb credentials	*/
 	struct scm_fp_list	*fp;		/* Passed files		*/
-	unsigned		attr;		/* Special attributes	*/
 #define UNIXCB(skb) 	(*(struct unix_skb_parms*)&((skb)->cb))
 #define UNIXCREDS(skb)	(&UNIXCB((skb)).creds)
+#define unix_state_rlock(s)	read_lock(&(s)->protinfo.af_unix.lock)
+#define unix_state_runlock(s)	read_unlock(&(s)->protinfo.af_unix.lock)
+#define unix_state_wlock(s)	write_lock(&(s)->protinfo.af_unix.lock)
+#define unix_state_wunlock(s)	write_unlock(&(s)->protinfo.af_unix.lock)

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