[src/trunk]: src/sys/kern __predict_false() the DIAGNOSTIC error checks.

[thorpej <thorpej%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/003eba0f87d2
branches:  trunk
changeset: 485922:003eba0f87d2
user:      thorpej <thorpej%NetBSD.org@localhost>
date:      Mon May 08 20:07:37 2000 +0000

description:
__predict_false() the DIAGNOSTIC error checks.

diffstat:

 sys/kern/kern_proc.c |  14 +++++++-------
 1 files changed, 7 insertions(+), 7 deletions(-)

diffs (57 lines):

diff -r 742f33b86f17 -r 003eba0f87d2 sys/kern/kern_proc.c
--- a/sys/kern/kern_proc.c      Mon May 08 20:03:20 2000 +0000
+++ b/sys/kern/kern_proc.c      Mon May 08 20:07:37 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: kern_proc.c,v 1.39 2000/03/30 09:27:12 augustss Exp $  */
+/*     $NetBSD: kern_proc.c,v 1.40 2000/05/08 20:07:37 thorpej Exp $   */
 
 /*-
  * Copyright (c) 1999 The NetBSD Foundation, Inc.
@@ -206,7 +206,7 @@
        s = splclock();
        error = spinlockmgr(&proclist_lock, LK_SHARED, NULL);
 #ifdef DIAGNOSTIC
-       if (error)
+       if (__predict_false(error != 0))
                panic("proclist_lock_read: failed to acquire lock");
 #endif
        splx(s);
@@ -236,7 +236,7 @@
        s = splclock();
        error = spinlockmgr(&proclist_lock, LK_EXCLUSIVE, NULL);
 #ifdef DIAGNOSTIC
-       if (error != 0)
+       if (__predict_false(error != 0))
                panic("proclist_lock: failed to acquire lock");
 #endif
        return (s);
@@ -351,9 +351,9 @@
        struct pgrp *pgrp = pgfind(pgid);
 
 #ifdef DIAGNOSTIC
-       if (pgrp != NULL && mksess)     /* firewalls */
+       if (__predict_false(pgrp != NULL && mksess))    /* firewalls */
                panic("enterpgrp: setsid into non-empty pgrp");
-       if (SESS_LEADER(p))
+       if (__predict_false(SESS_LEADER(p)))
                panic("enterpgrp: session leader attempted setpgrp");
 #endif
        if (pgrp == NULL) {
@@ -363,7 +363,7 @@
                 * new process group
                 */
 #ifdef DIAGNOSTIC
-               if (p->p_pid != pgid)
+               if (__predict_false(p->p_pid != pgid))
                        panic("enterpgrp: new pgrp and pid != pgid");
 #endif
                pgrp = pool_get(&pgrp_pool, PR_WAITOK);
@@ -387,7 +387,7 @@
                        p->p_flag &= ~P_CONTROLT;
                        pgrp->pg_session = sess;
 #ifdef DIAGNOSTIC
-                       if (p != curproc)
+                       if (__predict_false(p != curproc))
                                panic("enterpgrp: mksession and p != curproc");
 #endif
                } else {