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drm: remove dev->last_switch

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Only ever assigned in the context code for real, with no readers
anywhere. Remove it.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@gmail.com>
This commit is contained in:
Daniel Vetter 2013-07-10 14:11:37 +02:00 committed by Dave Airlie
parent 3dadef6c96
commit a17800c701
3 changed files with 0 additions and 3 deletions
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1
drivers/gpu/drm/drm_context.c
View File

@ -251,7 +251,6 @@ static int drm_context_switch_complete(struct drm_device *dev,
struct drm_file *file_priv, int new)
{
dev->last_context = new; /* PRE/POST: This is the _only_ writer. */
dev->last_switch = jiffies;
if (!_DRM_LOCK_IS_HELD(file_priv->master->lock.hw_lock->lock)) {
DRM_ERROR("Lock isn't held after context switch\n");

1
drivers/gpu/drm/drm_fops.c
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@ -79,7 +79,6 @@ static int drm_setup(struct drm_device * dev)
dev->interrupt_flag = 0;
dev->dma_flag = 0;
dev->last_context = 0;
dev->last_switch = 0;
dev->last_checked = 0;
dev->if_version = 0;

1
include/drm/drmP.h
View File

@ -1135,7 +1135,6 @@ struct drm_device {
__volatile__ long dma_flag; /**< DMA dispatch flag */
int last_checked; /**< Last context checked for DMA */
int last_context; /**< Last current context */
unsigned long last_switch; /**< jiffies at last context switch */
/*@} */
struct work_struct work;