Delete ktracing of context switches: it's unused, and not particularly useful,

and doing VOP_WRITE() from inside tsleep/msleep makes the locking too
complicated, making it harder to move forward on MP changes.

ok deraadt@ kettenis@

1 files changed, 1 insertions, 16 deletions

diff --git a/sys/kern/kern_ktrace.c b/sys/kern/kern_ktrace.c
index b4e930149b2..29403528cde 100644
--- a/sys/kern/kern_ktrace.c
+++ b/sys/kern/kern_ktrace.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: kern_ktrace.c,v 1.76 2015/08/22 20:18:49 deraadt Exp $	*/
+/*	$OpenBSD: kern_ktrace.c,v 1.77 2015/09/07 15:38:45 guenther Exp $	*/
 /*	$NetBSD: kern_ktrace.c,v 1.23 1996/02/09 18:59:36 christos Exp $	*/
 
 /*
@@ -313,21 +313,6 @@ ktrpsig(struct proc *p, int sig, sig_t action, int mask, int code,
 }
 
 void
-ktrcsw(struct proc *p, int out, int user)
-{
-	struct ktr_header kth;
-	struct ktr_csw kc;
-
-	atomic_setbits_int(&p->p_flag, P_INKTR);
-	ktrinitheader(&kth, p, KTR_CSW);
-	kc.out = out;
-	kc.user = user;
-
-	ktrwrite(p, &kth, &kc, sizeof(kc));
-	atomic_clearbits_int(&p->p_flag, P_INKTR);
-}
-
-void
 ktrstruct(struct proc *p, const char *name, const void *data, size_t datalen)
 {
 	struct ktr_header kth;