Module Name: src
Committed By: riastradh
Date: Mon Aug 27 06:52:11 UTC 2018
Modified Files:
src/sys/external/bsd/drm2/dist/drm: drm_crtc.c
Log Message:
Use kref_exclusive_p, rather than abusing kref abstraction.
To generate a diff of this commit:
cvs rdiff -u -r1.5 -r1.6 src/sys/external/bsd/drm2/dist/drm/drm_crtc.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/external/bsd/drm2/dist/drm/drm_crtc.c
diff -u src/sys/external/bsd/drm2/dist/drm/drm_crtc.c:1.5 src/sys/external/bsd/drm2/dist/drm/drm_crtc.c:1.6
--- src/sys/external/bsd/drm2/dist/drm/drm_crtc.c:1.5 Mon Aug 27 04:58:19 2018
+++ src/sys/external/bsd/drm2/dist/drm/drm_crtc.c Mon Aug 27 06:52:11 2018
@@ -1,4 +1,4 @@
-/* $NetBSD: drm_crtc.c,v 1.5 2018/08/27 04:58:19 riastradh Exp $ */
+/* $NetBSD: drm_crtc.c,v 1.6 2018/08/27 06:52:11 riastradh Exp $ */
/*
* Copyright (c) 2006-2008 Intel Corporation
@@ -32,7 +32,7 @@
* Jesse Barnes <jesse.bar...@intel.com>
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: drm_crtc.c,v 1.5 2018/08/27 04:58:19 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: drm_crtc.c,v 1.6 2018/08/27 06:52:11 riastradh Exp $");
#include <linux/err.h>
#include <linux/spinlock.h>
@@ -3400,7 +3400,7 @@ int drm_mode_rmfb(struct drm_device *dev
* so run this in a separate stack as there's no way to correctly
* handle this after the fb is already removed from the lookup table.
*/
- if (atomic_read(&fb->refcount.refcount) > 1) {
+ if (!kref_exclusive_p(&fb->refcount)) {
struct drm_mode_rmfb_work arg;
INIT_WORK_ONSTACK(&arg.work, drm_mode_rmfb_work_fn);
@@ -3598,7 +3598,7 @@ void drm_fb_release(struct drm_file *pri
* at it any more.
*/
list_for_each_entry_safe(fb, tfb, &priv->fbs, filp_head) {
- if (atomic_read(&fb->refcount.refcount) > 1) {
+ if (!kref_exclusive_p(&fb->refcount)) {
list_move_tail(&fb->filp_head, &arg.fbs);
} else {
list_del_init(&fb->filp_head);
