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drm: kill dev->buf_readers and dev->buf_writers
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Again totally unused, so just remove them.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@gmail.com>
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Daniel Vetter authored and Dave Airlie committed Jul 23, 2013
1 parent 5379dc0 commit 494f38e
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Showing 2 changed files with 0 additions and 4 deletions.
2 changes: 0 additions & 2 deletions drivers/gpu/drm/drm_fops.c
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Expand Up @@ -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");

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2 changes: 0 additions & 2 deletions include/drm/drmP.h
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Expand Up @@ -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 */

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