From 59223edaa18759982db0a8aced0e77457d10c68e Mon Sep 17 00:00:00 2001 From: Ralf Baechle Date: Thu, 17 Jun 1999 13:25:08 +0000 Subject: Merge with Linux 2.3.6. Sorry, this isn't tested on silicon, I don't have a MIPS box at hand. --- net/unix/af_unix.c | 18 ++++++++++-------- 1 file changed, 10 insertions(+), 8 deletions(-) (limited to 'net/unix/af_unix.c') diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c index 21614a3c6..1d12037da 100644 --- a/net/unix/af_unix.c +++ b/net/unix/af_unix.c @@ -8,7 +8,7 @@ * as published by the Free Software Foundation; either version * 2 of the License, or (at your option) any later version. * - * Version: $Id: af_unix.c,v 1.76 1999/05/08 05:54:55 davem Exp $ + * Version: $Id: af_unix.c,v 1.78 1999/05/27 00:38:41 davem Exp $ * * Fixes: * Linus Torvalds : Assorted bug cures. @@ -114,8 +114,8 @@ int sysctl_unix_max_dgram_qlen = 10; unix_socket *unix_socket_table[UNIX_HASH_SIZE+1]; static atomic_t unix_nr_socks = ATOMIC_INIT(0); -static struct wait_queue * unix_ack_wqueue = NULL; -static struct wait_queue * unix_dgram_wqueue = NULL; +static DECLARE_WAIT_QUEUE_HEAD(unix_ack_wqueue); +static DECLARE_WAIT_QUEUE_HEAD(unix_dgram_wqueue); #define unix_sockets_unbound (unix_socket_table[UNIX_HASH_SIZE]) @@ -144,19 +144,21 @@ extern __inline__ int unix_may_send(unix_socket *sk, unix_socket *osk) return (unix_peer(osk) == NULL || unix_our_peer(sk, osk)); } +#define ulock(sk) (&(sk->protinfo.af_unix.user_count)) + extern __inline__ void unix_lock(unix_socket *sk) { - atomic_inc(&sk->sock_readers); + atomic_inc(ulock(sk)); } extern __inline__ void unix_unlock(unix_socket *sk) { - atomic_dec(&sk->sock_readers); + atomic_dec(ulock(sk)); } extern __inline__ int unix_locked(unix_socket *sk) { - return atomic_read(&sk->sock_readers); + return (atomic_read(ulock(sk)) != 0); } extern __inline__ void unix_release_addr(struct unix_address *addr) @@ -433,7 +435,7 @@ static struct sock * unix_create1(struct socket *sock, int stream) sk->destruct = unix_destruct_addr; sk->protinfo.af_unix.family=PF_UNIX; sk->protinfo.af_unix.dentry=NULL; - sk->protinfo.af_unix.readsem=MUTEX; /* single task reading lock */ + init_MUTEX(&sk->protinfo.af_unix.readsem);/* single task reading lock */ sk->protinfo.af_unix.list=&unix_sockets_unbound; unix_insert_socket(sk); @@ -1511,7 +1513,7 @@ static int unix_read_proc(char *buffer, char **start, off_t offset, { len+=sprintf(buffer+len,"%p: %08X %08X %08lX %04X %02X %5ld", s, - atomic_read(&s->sock_readers), + atomic_read(ulock(s)), 0, s->socket ? s->socket->flags : 0, s->type, -- cgit v1.2.3