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authorTom Tucker <tom@opengridcomputing.com>2007-12-30 21:08:20 -0600
committerJ. Bruce Fields <bfields@citi.umich.edu>2008-02-01 16:42:13 -0500
commit4e5caaa5f24b3df1fe01097e1e7576461e70d491 (patch)
treec682473e9a40f4e8a8a1317906a516b41d47ec30 /net/sunrpc/svcsock.c
parent9f8bfae693c724120ffc8fb77564f6deb508daf3 (diff)
downloadop-kernel-dev-4e5caaa5f24b3df1fe01097e1e7576461e70d491.zip
op-kernel-dev-4e5caaa5f24b3df1fe01097e1e7576461e70d491.tar.gz
svc: Move create logic to common code
Move the svc transport list logic into common transport creation code. Refactor this code path to make the flow of control easier to read. Move the setting and clearing of the BUSY_BIT during transport creation to common code. Signed-off-by: Tom Tucker <tom@opengridcomputing.com> Acked-by: Neil Brown <neilb@suse.de> Reviewed-by: Chuck Lever <chuck.lever@oracle.com> Reviewed-by: Greg Banks <gnb@sgi.com> Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Diffstat (limited to 'net/sunrpc/svcsock.c')
-rw-r--r--net/sunrpc/svcsock.c39
1 files changed, 18 insertions, 21 deletions
diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c
index e43412b..b1cb97b 100644
--- a/net/sunrpc/svcsock.c
+++ b/net/sunrpc/svcsock.c
@@ -94,6 +94,7 @@ static int svc_deferred_recv(struct svc_rqst *rqstp);
static struct cache_deferred_req *svc_defer(struct cache_req *req);
static struct svc_xprt *svc_create_socket(struct svc_serv *, int,
struct sockaddr *, int, int);
+static void svc_age_temp_xprts(unsigned long closure);
/* apparently the "standard" is that clients close
* idle connections after 5 minutes, servers after
@@ -1573,6 +1574,19 @@ svc_recv(struct svc_rqst *rqstp, long timeout)
*/
__module_get(newxpt->xpt_class->xcl_owner);
svc_check_conn_limits(xprt->xpt_server);
+ spin_lock_bh(&serv->sv_lock);
+ set_bit(XPT_TEMP, &newxpt->xpt_flags);
+ list_add(&newxpt->xpt_list, &serv->sv_tempsocks);
+ serv->sv_tmpcnt++;
+ if (serv->sv_temptimer.function == NULL) {
+ /* setup timer to age temp sockets */
+ setup_timer(&serv->sv_temptimer,
+ svc_age_temp_xprts,
+ (unsigned long)serv);
+ mod_timer(&serv->sv_temptimer,
+ jiffies + svc_conn_age_period * HZ);
+ }
+ spin_unlock_bh(&serv->sv_lock);
svc_xprt_received(newxpt);
}
svc_xprt_received(xprt);
@@ -1716,7 +1730,6 @@ static struct svc_sock *svc_setup_socket(struct svc_serv *serv,
struct svc_sock *svsk;
struct sock *inet;
int pmap_register = !(flags & SVC_SOCK_ANONYMOUS);
- int is_temporary = flags & SVC_SOCK_TEMPORARY;
dprintk("svc: svc_setup_socket %p\n", sock);
if (!(svsk = kzalloc(sizeof(*svsk), GFP_KERNEL))) {
@@ -1736,7 +1749,6 @@ static struct svc_sock *svc_setup_socket(struct svc_serv *serv,
return NULL;
}
- set_bit(XPT_BUSY, &svsk->sk_xprt.xpt_flags);
inet->sk_user_data = svsk;
svsk->sk_sock = sock;
svsk->sk_sk = inet;
@@ -1750,24 +1762,6 @@ static struct svc_sock *svc_setup_socket(struct svc_serv *serv,
else
svc_tcp_init(svsk, serv);
- spin_lock_bh(&serv->sv_lock);
- if (is_temporary) {
- set_bit(XPT_TEMP, &svsk->sk_xprt.xpt_flags);
- list_add(&svsk->sk_xprt.xpt_list, &serv->sv_tempsocks);
- serv->sv_tmpcnt++;
- if (serv->sv_temptimer.function == NULL) {
- /* setup timer to age temp sockets */
- setup_timer(&serv->sv_temptimer, svc_age_temp_xprts,
- (unsigned long)serv);
- mod_timer(&serv->sv_temptimer,
- jiffies + svc_conn_age_period * HZ);
- }
- } else {
- clear_bit(XPT_TEMP, &svsk->sk_xprt.xpt_flags);
- list_add(&svsk->sk_xprt.xpt_list, &serv->sv_permsocks);
- }
- spin_unlock_bh(&serv->sv_lock);
-
dprintk("svc: svc_setup_socket created %p (inet %p)\n",
svsk, svsk->sk_sk);
@@ -1800,6 +1794,10 @@ int svc_addsock(struct svc_serv *serv,
int salen;
if (kernel_getsockname(svsk->sk_sock, sin, &salen) == 0)
svc_xprt_set_local(&svsk->sk_xprt, sin, salen);
+ clear_bit(XPT_TEMP, &svsk->sk_xprt.xpt_flags);
+ spin_lock_bh(&serv->sv_lock);
+ list_add(&svsk->sk_xprt.xpt_list, &serv->sv_permsocks);
+ spin_unlock_bh(&serv->sv_lock);
svc_xprt_received(&svsk->sk_xprt);
err = 0;
}
@@ -1865,7 +1863,6 @@ static struct svc_xprt *svc_create_socket(struct svc_serv *serv,
if ((svsk = svc_setup_socket(serv, sock, &error, flags)) != NULL) {
svc_xprt_set_local(&svsk->sk_xprt, newsin, newlen);
- svc_xprt_received(&svsk->sk_xprt);
return (struct svc_xprt *)svsk;
}
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