[src/trunk]: src/sys/external/bsd/drm2/include/linux Use KASSERTMSG in ww_acq...

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

details:   https://anonhg.NetBSD.org/src/rev/0e5a3ce694fc
branches:  trunk
changeset: 332250:0e5a3ce694fc
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Sat Sep 13 00:32:36 2014 +0000

description:
Use KASSERTMSG in ww_acquire_fini to show number of locks held.

diffstat:

 sys/external/bsd/drm2/include/linux/ww_mutex.h |  5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diffs (19 lines):

diff -r b89324ef5551 -r 0e5a3ce694fc sys/external/bsd/drm2/include/linux/ww_mutex.h
--- a/sys/external/bsd/drm2/include/linux/ww_mutex.h    Fri Sep 12 21:22:13 2014 +0000
+++ b/sys/external/bsd/drm2/include/linux/ww_mutex.h    Sat Sep 13 00:32:36 2014 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ww_mutex.h,v 1.4 2014/07/26 21:36:40 riastradh Exp $   */
+/*     $NetBSD: ww_mutex.h,v 1.5 2014/09/13 00:32:36 riastradh Exp $   */
 
 /*-
  * Copyright (c) 2014 The NetBSD Foundation, Inc.
@@ -119,7 +119,8 @@
 ww_acquire_fini(struct ww_acquire_ctx *ctx)
 {
 
-       KASSERT(ctx->wwx_acquired == 0);
+       KASSERTMSG((ctx->wwx_acquired == 0), "ctx %p still holds %u locks",
+           ctx, ctx->wwx_acquired);
        ctx->wwx_acquired = ~0U;        /* Fail if called again. */
 }