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-rw-r--r--fs/lockd/svc.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/lockd/svc.c b/fs/lockd/svc.c
index 252d80163d02..bc3c3cb62db5 100644
--- a/fs/lockd/svc.c
+++ b/fs/lockd/svc.c
@@ -62,6 +62,9 @@ static unsigned long nlm_timeout = LOCKD_DFLT_TIMEO;
static int nlm_udpport, nlm_tcpport;
int nsm_use_hostnames = 0;
+/* RLIM_NOFILE defaults to 1024. That seems like a reasonable default here. */
+static unsigned int nlm_max_connections = 1024;
+
/*
* Constants needed for the sysctl interface.
*/
@@ -143,6 +146,9 @@ lockd(void *vrqstp)
long timeout = MAX_SCHEDULE_TIMEOUT;
RPC_IFDEBUG(char buf[RPC_MAX_ADDRBUFLEN]);
+ /* update sv_maxconn if it has changed */
+ rqstp->rq_server->sv_maxconn = nlm_max_connections;
+
if (signalled()) {
flush_signals(current);
if (nlmsvc_ops) {
@@ -276,6 +282,7 @@ int lockd_up(void)
}
svc_sock_update_bufs(serv);
+ serv->sv_maxconn = nlm_max_connections;
nlmsvc_task = kthread_run(lockd, nlmsvc_rqst, serv->sv_name);
if (IS_ERR(nlmsvc_task)) {
@@ -485,6 +492,7 @@ module_param_call(nlm_udpport, param_set_port, param_get_int,
module_param_call(nlm_tcpport, param_set_port, param_get_int,
&nlm_tcpport, 0644);
module_param(nsm_use_hostnames, bool, 0644);
+module_param(nlm_max_connections, uint, 0644);
/*
* Initialising and terminating the module.