report contention on caches global data to userland.

diff --git a/sys/kern/subr_pool.c b/sys/kern/subr_pool.c
index 85821df..69bdf35 100644 (file)
--- a/sys/kern/subr_pool.c
+++ b/sys/kern/subr_pool.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: subr_pool.c,v 1.211 2017/06/15 03:48:50 dlg Exp $     */
+/*     $OpenBSD: subr_pool.c,v 1.212 2017/06/15 03:50:50 dlg Exp $     */
 /*     $NetBSD: subr_pool.c,v 1.61 2001/09/26 07:14:56 chs Exp $       */
 
 /*-
@@ -1946,6 +1946,7 @@ pool_cache_info(struct pool *pp, void *oldp, size_t *oldlenp)
        kpc.pr_ngc = 0; /* notyet */
        kpc.pr_len = pp->pr_cache_items;
        kpc.pr_nlist = pp->pr_cache_nlist;
+       kpc.pr_contention = pp->pr_cache_contention;
        mtx_leave(&pp->pr_cache_mtx);
 
        return (sysctl_rdstruct(oldp, oldlenp, NULL, &kpc, sizeof(kpc)));