From def13d7401e9b95bbd34c20057ebeb2972708b1b Mon Sep 17 00:00:00 2001 From: Tom Tucker Date: Sun, 30 Dec 2007 21:08:08 -0600 Subject: svc: Move the authinfo cache to svc_xprt. Move the authinfo cache to svc_xprt. This allows both the TCP and RDMA transports to share this logic. A flag bit is used to determine if auth information is to be cached or not. Previously, this code looked at the transport protocol. I've also changed the spin_lock/unlock logic so that a lock is not taken for transports that are not caching auth info. Signed-off-by: Tom Tucker Acked-by: Neil Brown Reviewed-by: Chuck Lever Reviewed-by: Greg Banks Signed-off-by: J. Bruce Fields --- net/sunrpc/svcsock.c | 22 ++++++++++++---------- 1 file changed, 12 insertions(+), 10 deletions(-) (limited to 'net/sunrpc/svcsock.c') diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c index 2390286e1827..5c9422c9a980 100644 --- a/net/sunrpc/svcsock.c +++ b/net/sunrpc/svcsock.c @@ -113,12 +113,16 @@ static inline void svc_reclassify_socket(struct socket *sock) switch (sk->sk_family) { case AF_INET: sock_lock_init_class_and_name(sk, "slock-AF_INET-NFSD", - &svc_slock_key[0], "sk_lock-AF_INET-NFSD", &svc_key[0]); + &svc_slock_key[0], + "sk_xprt.xpt_lock-AF_INET-NFSD", + &svc_key[0]); break; case AF_INET6: sock_lock_init_class_and_name(sk, "slock-AF_INET6-NFSD", - &svc_slock_key[1], "sk_lock-AF_INET6-NFSD", &svc_key[1]); + &svc_slock_key[1], + "sk_xprt.xpt_lock-AF_INET6-NFSD", + &svc_key[1]); break; default: @@ -930,6 +934,7 @@ static void svc_udp_init(struct svc_sock *svsk, struct svc_serv *serv) mm_segment_t oldfs; svc_xprt_init(&svc_udp_class, &svsk->sk_xprt, serv); + clear_bit(XPT_CACHE_AUTH, &svsk->sk_xprt.xpt_flags); svsk->sk_sk->sk_data_ready = svc_udp_data_ready; svsk->sk_sk->sk_write_space = svc_write_space; @@ -1385,7 +1390,7 @@ static void svc_tcp_init(struct svc_sock *svsk, struct svc_serv *serv) struct tcp_sock *tp = tcp_sk(sk); svc_xprt_init(&svc_tcp_class, &svsk->sk_xprt, serv); - + set_bit(XPT_CACHE_AUTH, &svsk->sk_xprt.xpt_flags); if (sk->sk_state == TCP_LISTEN) { dprintk("setting up TCP socket for listening\n"); set_bit(XPT_LISTENER, &svsk->sk_xprt.xpt_flags); @@ -1753,7 +1758,6 @@ static struct svc_sock *svc_setup_socket(struct svc_serv *serv, svsk->sk_ostate = inet->sk_state_change; svsk->sk_odata = inet->sk_data_ready; svsk->sk_owspace = inet->sk_write_space; - spin_lock_init(&svsk->sk_lock); INIT_LIST_HEAD(&svsk->sk_deferred); /* Initialize the socket */ @@ -1898,8 +1902,6 @@ static void svc_sock_free(struct svc_xprt *xprt) struct svc_sock *svsk = container_of(xprt, struct svc_sock, sk_xprt); dprintk("svc: svc_sock_free(%p)\n", svsk); - if (svsk->sk_info_authunix != NULL) - svcauth_unix_info_release(svsk->sk_info_authunix); if (svsk->sk_sock->file) sockfd_put(svsk->sk_sock); else @@ -1984,9 +1986,9 @@ static void svc_revisit(struct cache_deferred_req *dreq, int too_many) dprintk("revisit queued\n"); svsk = dr->svsk; dr->svsk = NULL; - spin_lock(&svsk->sk_lock); + spin_lock(&svsk->sk_xprt.xpt_lock); list_add(&dr->handle.recent, &svsk->sk_deferred); - spin_unlock(&svsk->sk_lock); + spin_unlock(&svsk->sk_xprt.xpt_lock); set_bit(XPT_DEFERRED, &svsk->sk_xprt.xpt_flags); svc_xprt_enqueue(&svsk->sk_xprt); svc_xprt_put(&svsk->sk_xprt); @@ -2052,7 +2054,7 @@ static struct svc_deferred_req *svc_deferred_dequeue(struct svc_sock *svsk) if (!test_bit(XPT_DEFERRED, &svsk->sk_xprt.xpt_flags)) return NULL; - spin_lock(&svsk->sk_lock); + spin_lock(&svsk->sk_xprt.xpt_lock); clear_bit(XPT_DEFERRED, &svsk->sk_xprt.xpt_flags); if (!list_empty(&svsk->sk_deferred)) { dr = list_entry(svsk->sk_deferred.next, @@ -2061,6 +2063,6 @@ static struct svc_deferred_req *svc_deferred_dequeue(struct svc_sock *svsk) list_del_init(&dr->handle.recent); set_bit(XPT_DEFERRED, &svsk->sk_xprt.xpt_flags); } - spin_unlock(&svsk->sk_lock); + spin_unlock(&svsk->sk_xprt.xpt_lock); return dr; } -- cgit v1.2.3