pf -- Remove unused pf_mod_lck.

pf_mod_lck was not used, except in a lksleep on module unload.

Reported-by: tuxillo

diff --git a/sys/net/pf/pf_ioctl.c b/sys/net/pf/pf_ioctl.c
index 315218d..c949424 100644 (file)
--- a/sys/net/pf/pf_ioctl.c
+++ b/sys/net/pf/pf_ioctl.c
@@ -192,7 +192,6 @@ static struct dev_ops pf_ops = {        /* XXX convert to port model */
 
 static volatile int pf_pfil_hooked = 0;
 int pf_end_threads = 0;
-struct lock pf_mod_lck;
 
 int debug_pfugidhack = 0;
 SYSCTL_INT(_debug, OID_AUTO, pfugidhack, CTLFLAG_RW, &debug_pfugidhack, 0,
@@ -3206,7 +3205,6 @@ pf_load(void)
 {
        lwkt_gettoken(&pf_token);
 
-       lockinit(&pf_mod_lck, "pf task lck", 0, LK_CANRECURSE);
        pf_dev = make_dev(&pf_ops, 0, 0, 0, 0600, PF_NAME);
        pfattach();
        lockinit(&pf_consistency_lock, "pfconslck", 0, LK_CANRECURSE);
@@ -3247,14 +3245,12 @@ pf_unload(void)
        pf_end_threads = 1;
        while (pf_end_threads < 2) {
                wakeup_one(pf_purge_thread);
-               lksleep(pf_purge_thread, &pf_mod_lck, 0, "pftmo", hz);
-
+               tsleep(pf_purge_thread, 0, "pftmo", hz);
        }
        pfi_cleanup();
        pf_osfp_flush();
        dev_ops_remove_all(&pf_ops);
        lockuninit(&pf_consistency_lock);
-       lockuninit(&pf_mod_lck);
        lwkt_reltoken(&pf_token);
 
        if (pf_maskhead != NULL) {