[src/trunk]: src/sys/kern Report what error was if nonzero with KASSERTMSG.

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

details:   https://anonhg.NetBSD.org/src/rev/a28d52d32870
branches:  trunk
changeset: 814954:a28d52d32870
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Fri Apr 22 15:01:54 2016 +0000

description:
Report what error was if nonzero with KASSERTMSG.

diffstat:

 sys/kern/vfs_vnode.c |  12 ++++++------
 1 files changed, 6 insertions(+), 6 deletions(-)

diffs (49 lines):

diff -r 2bed0db19264 -r a28d52d32870 sys/kern/vfs_vnode.c
--- a/sys/kern/vfs_vnode.c      Fri Apr 22 06:24:10 2016 +0000
+++ b/sys/kern/vfs_vnode.c      Fri Apr 22 15:01:54 2016 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: vfs_vnode.c,v 1.46 2015/11/12 11:35:42 hannken Exp $   */
+/*     $NetBSD: vfs_vnode.c,v 1.47 2016/04/22 15:01:54 riastradh Exp $ */
 
 /*-
  * Copyright (c) 1997-2011 The NetBSD Foundation, Inc.
@@ -116,7 +116,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: vfs_vnode.c,v 1.46 2015/11/12 11:35:42 hannken Exp $");
+__KERNEL_RCSID(0, "$NetBSD: vfs_vnode.c,v 1.47 2016/04/22 15:01:54 riastradh Exp $");
 
 #define _VFS_VNODE_PRIVATE
 
@@ -229,10 +229,10 @@
        cv_init(&vrele_cv, "vrele");
        error = kthread_create(PRI_VM, KTHREAD_MPSAFE, NULL, vdrain_thread,
            NULL, NULL, "vdrain");
-       KASSERT(error == 0);
+       KASSERTMSG((error == 0), "kthread_create(vdrain) failed: %d", error);
        error = kthread_create(PRI_VM, KTHREAD_MPSAFE, NULL, vrele_thread,
            NULL, &vrele_lwp, "vrele");
-       KASSERT(error == 0);
+       KASSERTMSG((error == 0), "kthread_create(vrele) failed: %d", error);
 }
 
 /*
@@ -579,7 +579,7 @@
                         */
                        mutex_exit(vp->v_interlock);
                        error = vn_lock(vp, LK_EXCLUSIVE | LK_RETRY);
-                       KASSERT(error == 0);
+                       KASSERTMSG((error == 0), "vn_lock failed: %d", error);
                        mutex_enter(vp->v_interlock);
                        defer = false;
                } else {
@@ -916,7 +916,7 @@
                        WAPBL_DISCARD(wapbl_vptomp(vp));
                error = vinvalbuf(vp, 0, NOCRED, l, 0, 0);
        }
-       KASSERT(error == 0);
+       KASSERTMSG((error == 0), "vinvalbuf failed: %d", error);
        KASSERT((vp->v_iflag & VI_ONWORKLST) == 0);
        if (active && (vp->v_type == VBLK || vp->v_type == VCHR)) {
                 spec_node_revoke(vp);