drm/ttm: remove no_wait_reserve, v3

All items on the lru list are always reservable, so this is a stupid
thing to keep. Not only that, it is used in a way which would
guarantee deadlocks if it were ever to be set to block on reserve.

This is a lot of churn, but mostly because of the removal of the
argument which can be nested arbitrarily deeply in many places.

No change of code in this patch except removal of the no_wait_reserve
argument, the previous patch removed the use of no_wait_reserve.

v2:
 - Warn if -EBUSY is returned on reservation, all objects on the list
   should be reservable. Adjusted patch slightly due to conflicts.
v3:
 - Focus on no_wait_reserve removal only.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
index 534c96703c3f..394e6476105b 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
@@ -1245,7 +1245,7 @@ static int vmw_validate_single_buffer(struct vmw_private *dev_priv,
          * used as a GMR, this will return -ENOMEM.
          */
 
-        ret = ttm_bo_validate(bo, &vmw_vram_gmr_placement, true, false, false);
+        ret = ttm_bo_validate(bo, &vmw_vram_gmr_placement, true, false);
         if (likely(ret == 0 || ret == -ERESTARTSYS))
                 return ret;
 
@@ -1255,7 +1255,7 @@ static int vmw_validate_single_buffer(struct vmw_private *dev_priv,
          */
 
         DRM_INFO("Falling through to VRAM.\n");
-        ret = ttm_bo_validate(bo, &vmw_vram_placement, true, false, false);
+        ret = ttm_bo_validate(bo, &vmw_vram_placement, true, false);
         return ret;
 }