From: Daniel Vetter <daniel.vetter@ffwll.ch>
Date: Wed, 10 Jul 2013 12:11:41 +0000 (+0200)
Subject: drm: kill dev->buf_readers and dev->buf_writers
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=494f38e4e0c5ffca110e361cd3391f25313b52c7;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

drm: kill dev->buf_readers and dev->buf_writers

Again totally unused, so just remove them.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@gmail.com>
---

diff --git a/drivers/gpu/drm/drm_fops.c b/drivers/gpu/drm/drm_fops.c
index a3714a0235cb..57e30145f68e 100644
--- a/drivers/gpu/drm/drm_fops.c
+++ b/drivers/gpu/drm/drm_fops.c
@@ -81,8 +81,6 @@ static int drm_setup(struct drm_device * dev)
 	dev->if_version = 0;
 
 	dev->buf_async = NULL;
-	init_waitqueue_head(&dev->buf_readers);
-	init_waitqueue_head(&dev->buf_writers);
 
 	DRM_DEBUG("\n");
 
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index 040369571504..6cde92465130 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -1172,8 +1172,6 @@ struct drm_device {
 	/*@} */
 
 	struct fasync_struct *buf_async;/**< Processes waiting for SIGIO */
-	wait_queue_head_t buf_readers;	/**< Processes waiting to read */
-	wait_queue_head_t buf_writers;	/**< Processes waiting to ctx switch */
 
 	struct drm_agp_head *agp;	/**< AGP data */