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

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