[PATCH 03/39] drm: remove dev->last_switch

[Daniel Vetter]

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

Signed-off-by: Daniel Vetter <daniel.vetter at ffwll.ch>
---
 drivers/gpu/drm/drm_context.c | 1 -
 drivers/gpu/drm/drm_fops.c    | 1 -
 include/drm/drmP.h            | 1 -
 3 files changed, 3 deletions(-)

diff --git a/drivers/gpu/drm/drm_context.c b/drivers/gpu/drm/drm_context.c
index 5cc17f3..224ff96 100644
--- a/drivers/gpu/drm/drm_context.c
+++ b/drivers/gpu/drm/drm_context.c
@@ -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");
diff --git a/drivers/gpu/drm/drm_fops.c b/drivers/gpu/drm/drm_fops.c
index 0dcbbdb..c14fdc1 100644
--- a/drivers/gpu/drm/drm_fops.c
+++ b/drivers/gpu/drm/drm_fops.c
@@ -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;
 
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index 4499133..089e820 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -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;
-- 
1.8.3.2