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>
diff --git a/drivers/gpu/drm/ast/ast_ttm.c b/drivers/gpu/drm/ast/ast_ttm.c
index 0a54f65..3602731 100644
--- a/drivers/gpu/drm/ast/ast_ttm.c
+++ b/drivers/gpu/drm/ast/ast_ttm.c
@@ -186,11 +186,11 @@
 
 static int ast_bo_move(struct ttm_buffer_object *bo,
 		       bool evict, bool interruptible,
-		       bool no_wait_reserve, bool no_wait_gpu,
+		       bool no_wait_gpu,
 		       struct ttm_mem_reg *new_mem)
 {
 	int r;
-	r = ttm_bo_move_memcpy(bo, evict, no_wait_reserve, no_wait_gpu, new_mem);
+	r = ttm_bo_move_memcpy(bo, evict, no_wait_gpu, new_mem);
 	return r;
 }
 
@@ -383,7 +383,7 @@
 	ast_ttm_placement(bo, pl_flag);
 	for (i = 0; i < bo->placement.num_placement; i++)
 		bo->placements[i] |= TTM_PL_FLAG_NO_EVICT;
-	ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false, false);
+	ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false);
 	if (ret)
 		return ret;
 
@@ -406,7 +406,7 @@
 
 	for (i = 0; i < bo->placement.num_placement ; i++)
 		bo->placements[i] &= ~TTM_PL_FLAG_NO_EVICT;
-	ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false, false);
+	ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false);
 	if (ret)
 		return ret;
 
@@ -431,7 +431,7 @@
 	for (i = 0; i < bo->placement.num_placement ; i++)
 		bo->placements[i] |= TTM_PL_FLAG_NO_EVICT;
 
-	ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false, false);
+	ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false);
 	if (ret) {
 		DRM_ERROR("pushing to VRAM failed\n");
 		return ret;
diff --git a/drivers/gpu/drm/cirrus/cirrus_ttm.c b/drivers/gpu/drm/cirrus/cirrus_ttm.c
index 90d7701..1413a26 100644
--- a/drivers/gpu/drm/cirrus/cirrus_ttm.c
+++ b/drivers/gpu/drm/cirrus/cirrus_ttm.c
@@ -186,11 +186,11 @@
 
 static int cirrus_bo_move(struct ttm_buffer_object *bo,
 		       bool evict, bool interruptible,
-		       bool no_wait_reserve, bool no_wait_gpu,
+		       bool no_wait_gpu,
 		       struct ttm_mem_reg *new_mem)
 {
 	int r;
-	r = ttm_bo_move_memcpy(bo, evict, no_wait_reserve, no_wait_gpu, new_mem);
+	r = ttm_bo_move_memcpy(bo, evict, no_wait_gpu, new_mem);
 	return r;
 }
 
@@ -388,7 +388,7 @@
 	cirrus_ttm_placement(bo, pl_flag);
 	for (i = 0; i < bo->placement.num_placement; i++)
 		bo->placements[i] |= TTM_PL_FLAG_NO_EVICT;
-	ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false, false);
+	ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false);
 	if (ret)
 		return ret;
 
@@ -411,7 +411,7 @@
 
 	for (i = 0; i < bo->placement.num_placement ; i++)
 		bo->placements[i] &= ~TTM_PL_FLAG_NO_EVICT;
-	ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false, false);
+	ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false);
 	if (ret)
 		return ret;
 
@@ -436,7 +436,7 @@
 	for (i = 0; i < bo->placement.num_placement ; i++)
 		bo->placements[i] |= TTM_PL_FLAG_NO_EVICT;
 
-	ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false, false);
+	ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false);
 	if (ret) {
 		DRM_ERROR("pushing to VRAM failed\n");
 		return ret;
diff --git a/drivers/gpu/drm/mgag200/mgag200_ttm.c b/drivers/gpu/drm/mgag200/mgag200_ttm.c
index 49d60a6..8fc9d92 100644
--- a/drivers/gpu/drm/mgag200/mgag200_ttm.c
+++ b/drivers/gpu/drm/mgag200/mgag200_ttm.c
@@ -186,11 +186,11 @@
 
 static int mgag200_bo_move(struct ttm_buffer_object *bo,
 		       bool evict, bool interruptible,
-		       bool no_wait_reserve, bool no_wait_gpu,
+		       bool no_wait_gpu,
 		       struct ttm_mem_reg *new_mem)
 {
 	int r;
-	r = ttm_bo_move_memcpy(bo, evict, no_wait_reserve, no_wait_gpu, new_mem);
+	r = ttm_bo_move_memcpy(bo, evict, no_wait_gpu, new_mem);
 	return r;
 }
 
@@ -382,7 +382,7 @@
 	mgag200_ttm_placement(bo, pl_flag);
 	for (i = 0; i < bo->placement.num_placement; i++)
 		bo->placements[i] |= TTM_PL_FLAG_NO_EVICT;
-	ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false, false);
+	ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false);
 	if (ret)
 		return ret;
 
@@ -405,7 +405,7 @@
 
 	for (i = 0; i < bo->placement.num_placement ; i++)
 		bo->placements[i] &= ~TTM_PL_FLAG_NO_EVICT;
-	ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false, false);
+	ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false);
 	if (ret)
 		return ret;
 
@@ -430,7 +430,7 @@
 	for (i = 0; i < bo->placement.num_placement ; i++)
 		bo->placements[i] |= TTM_PL_FLAG_NO_EVICT;
 
-	ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false, false);
+	ret = ttm_bo_validate(&bo->bo, &bo->placement, false, false);
 	if (ret) {
 		DRM_ERROR("pushing to VRAM failed\n");
 		return ret;
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index 4c950b4..5614c89 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -315,7 +315,7 @@
 
 	nouveau_bo_placement_set(nvbo, memtype, 0);
 
-	ret = nouveau_bo_validate(nvbo, false, false, false);
+	ret = nouveau_bo_validate(nvbo, false, false);
 	if (ret == 0) {
 		switch (bo->mem.mem_type) {
 		case TTM_PL_VRAM:
@@ -351,7 +351,7 @@
 
 	nouveau_bo_placement_set(nvbo, bo->mem.placement, 0);
 
-	ret = nouveau_bo_validate(nvbo, false, false, false);
+	ret = nouveau_bo_validate(nvbo, false, false);
 	if (ret == 0) {
 		switch (bo->mem.mem_type) {
 		case TTM_PL_VRAM:
@@ -392,12 +392,12 @@
 
 int
 nouveau_bo_validate(struct nouveau_bo *nvbo, bool interruptible,
-		    bool no_wait_reserve, bool no_wait_gpu)
+		    bool no_wait_gpu)
 {
 	int ret;
 
-	ret = ttm_bo_validate(&nvbo->bo, &nvbo->placement, interruptible,
-			      no_wait_reserve, no_wait_gpu);
+	ret = ttm_bo_validate(&nvbo->bo, &nvbo->placement,
+			      interruptible, no_wait_gpu);
 	if (ret)
 		return ret;
 
@@ -556,8 +556,7 @@
 static int
 nouveau_bo_move_accel_cleanup(struct nouveau_channel *chan,
 			      struct nouveau_bo *nvbo, bool evict,
-			      bool no_wait_reserve, bool no_wait_gpu,
-			      struct ttm_mem_reg *new_mem)
+			      bool no_wait_gpu, struct ttm_mem_reg *new_mem)
 {
 	struct nouveau_fence *fence = NULL;
 	int ret;
@@ -567,7 +566,7 @@
 		return ret;
 
 	ret = ttm_bo_move_accel_cleanup(&nvbo->bo, fence, evict,
-					no_wait_reserve, no_wait_gpu, new_mem);
+					no_wait_gpu, new_mem);
 	nouveau_fence_unref(&fence);
 	return ret;
 }
@@ -965,8 +964,7 @@
 
 static int
 nouveau_bo_move_m2mf(struct ttm_buffer_object *bo, int evict, bool intr,
-		     bool no_wait_reserve, bool no_wait_gpu,
-		     struct ttm_mem_reg *new_mem)
+		     bool no_wait_gpu, struct ttm_mem_reg *new_mem)
 {
 	struct nouveau_drm *drm = nouveau_bdev(bo->bdev);
 	struct nouveau_channel *chan = chan = drm->channel;
@@ -995,7 +993,6 @@
 	ret = drm->ttm.move(chan, bo, &bo->mem, new_mem);
 	if (ret == 0) {
 		ret = nouveau_bo_move_accel_cleanup(chan, nvbo, evict,
-						    no_wait_reserve,
 						    no_wait_gpu, new_mem);
 	}
 
@@ -1064,8 +1061,7 @@
 
 static int
 nouveau_bo_move_flipd(struct ttm_buffer_object *bo, bool evict, bool intr,
-		      bool no_wait_reserve, bool no_wait_gpu,
-		      struct ttm_mem_reg *new_mem)
+		      bool no_wait_gpu, struct ttm_mem_reg *new_mem)
 {
 	u32 placement_memtype = TTM_PL_FLAG_TT | TTM_PL_MASK_CACHING;
 	struct ttm_placement placement;
@@ -1078,7 +1074,7 @@
 
 	tmp_mem = *new_mem;
 	tmp_mem.mm_node = NULL;
-	ret = ttm_bo_mem_space(bo, &placement, &tmp_mem, intr, no_wait_reserve, no_wait_gpu);
+	ret = ttm_bo_mem_space(bo, &placement, &tmp_mem, intr, no_wait_gpu);
 	if (ret)
 		return ret;
 
@@ -1086,11 +1082,11 @@
 	if (ret)
 		goto out;
 
-	ret = nouveau_bo_move_m2mf(bo, true, intr, no_wait_reserve, no_wait_gpu, &tmp_mem);
+	ret = nouveau_bo_move_m2mf(bo, true, intr, no_wait_gpu, &tmp_mem);
 	if (ret)
 		goto out;
 
-	ret = ttm_bo_move_ttm(bo, true, no_wait_reserve, no_wait_gpu, new_mem);
+	ret = ttm_bo_move_ttm(bo, true, no_wait_gpu, new_mem);
 out:
 	ttm_bo_mem_put(bo, &tmp_mem);
 	return ret;
@@ -1098,8 +1094,7 @@
 
 static int
 nouveau_bo_move_flips(struct ttm_buffer_object *bo, bool evict, bool intr,
-		      bool no_wait_reserve, bool no_wait_gpu,
-		      struct ttm_mem_reg *new_mem)
+		      bool no_wait_gpu, struct ttm_mem_reg *new_mem)
 {
 	u32 placement_memtype = TTM_PL_FLAG_TT | TTM_PL_MASK_CACHING;
 	struct ttm_placement placement;
@@ -1112,15 +1107,15 @@
 
 	tmp_mem = *new_mem;
 	tmp_mem.mm_node = NULL;
-	ret = ttm_bo_mem_space(bo, &placement, &tmp_mem, intr, no_wait_reserve, no_wait_gpu);
+	ret = ttm_bo_mem_space(bo, &placement, &tmp_mem, intr, no_wait_gpu);
 	if (ret)
 		return ret;
 
-	ret = ttm_bo_move_ttm(bo, true, no_wait_reserve, no_wait_gpu, &tmp_mem);
+	ret = ttm_bo_move_ttm(bo, true, no_wait_gpu, &tmp_mem);
 	if (ret)
 		goto out;
 
-	ret = nouveau_bo_move_m2mf(bo, true, intr, no_wait_reserve, no_wait_gpu, new_mem);
+	ret = nouveau_bo_move_m2mf(bo, true, intr, no_wait_gpu, new_mem);
 	if (ret)
 		goto out;
 
@@ -1195,8 +1190,7 @@
 
 static int
 nouveau_bo_move(struct ttm_buffer_object *bo, bool evict, bool intr,
-		bool no_wait_reserve, bool no_wait_gpu,
-		struct ttm_mem_reg *new_mem)
+		bool no_wait_gpu, struct ttm_mem_reg *new_mem)
 {
 	struct nouveau_drm *drm = nouveau_bdev(bo->bdev);
 	struct nouveau_bo *nvbo = nouveau_bo(bo);
@@ -1220,23 +1214,26 @@
 
 	/* CPU copy if we have no accelerated method available */
 	if (!drm->ttm.move) {
-		ret = ttm_bo_move_memcpy(bo, evict, no_wait_reserve, no_wait_gpu, new_mem);
+		ret = ttm_bo_move_memcpy(bo, evict, no_wait_gpu, new_mem);
 		goto out;
 	}
 
 	/* Hardware assisted copy. */
 	if (new_mem->mem_type == TTM_PL_SYSTEM)
-		ret = nouveau_bo_move_flipd(bo, evict, intr, no_wait_reserve, no_wait_gpu, new_mem);
+		ret = nouveau_bo_move_flipd(bo, evict, intr,
+					    no_wait_gpu, new_mem);
 	else if (old_mem->mem_type == TTM_PL_SYSTEM)
-		ret = nouveau_bo_move_flips(bo, evict, intr, no_wait_reserve, no_wait_gpu, new_mem);
+		ret = nouveau_bo_move_flips(bo, evict, intr,
+					    no_wait_gpu, new_mem);
 	else
-		ret = nouveau_bo_move_m2mf(bo, evict, intr, no_wait_reserve, no_wait_gpu, new_mem);
+		ret = nouveau_bo_move_m2mf(bo, evict, intr,
+					   no_wait_gpu, new_mem);
 
 	if (!ret)
 		goto out;
 
 	/* Fallback to software copy. */
-	ret = ttm_bo_move_memcpy(bo, evict, no_wait_reserve, no_wait_gpu, new_mem);
+	ret = ttm_bo_move_memcpy(bo, evict, no_wait_gpu, new_mem);
 
 out:
 	if (nv_device(drm->device)->card_type < NV_50) {
@@ -1343,7 +1340,7 @@
 	nvbo->placement.fpfn = 0;
 	nvbo->placement.lpfn = mappable;
 	nouveau_bo_placement_set(nvbo, TTM_PL_FLAG_VRAM, 0);
-	return nouveau_bo_validate(nvbo, false, true, false);
+	return nouveau_bo_validate(nvbo, false, false);
 }
 
 static int
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.h b/drivers/gpu/drm/nouveau/nouveau_bo.h
index dec51b1..25ca379 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.h
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.h
@@ -76,7 +76,7 @@
 void nouveau_bo_wr32(struct nouveau_bo *, unsigned index, u32 val);
 void nouveau_bo_fence(struct nouveau_bo *, struct nouveau_fence *);
 int  nouveau_bo_validate(struct nouveau_bo *, bool interruptible,
-			 bool no_wait_reserve, bool no_wait_gpu);
+			 bool no_wait_gpu);
 
 struct nouveau_vma *
 nouveau_bo_vma_find(struct nouveau_bo *, struct nouveau_vm *);
diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c
index 5e2f521..8bf695c 100644
--- a/drivers/gpu/drm/nouveau/nouveau_gem.c
+++ b/drivers/gpu/drm/nouveau/nouveau_gem.c
@@ -433,7 +433,7 @@
 			return ret;
 		}
 
-		ret = nouveau_bo_validate(nvbo, true, false, false);
+		ret = nouveau_bo_validate(nvbo, true, false);
 		if (unlikely(ret)) {
 			if (ret != -ERESTARTSYS)
 				NV_ERROR(drm, "fail ttm_validate\n");
diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c
index e6ee65c..bfb332e 100644
--- a/drivers/gpu/drm/radeon/radeon_object.c
+++ b/drivers/gpu/drm/radeon/radeon_object.c
@@ -250,7 +250,7 @@
 	}
 	for (i = 0; i < bo->placement.num_placement; i++)
 		bo->placements[i] |= TTM_PL_FLAG_NO_EVICT;
-	r = ttm_bo_validate(&bo->tbo, &bo->placement, false, false, false);
+	r = ttm_bo_validate(&bo->tbo, &bo->placement, false, false);
 	if (likely(r == 0)) {
 		bo->pin_count = 1;
 		if (gpu_addr != NULL)
@@ -279,7 +279,7 @@
 		return 0;
 	for (i = 0; i < bo->placement.num_placement; i++)
 		bo->placements[i] &= ~TTM_PL_FLAG_NO_EVICT;
-	r = ttm_bo_validate(&bo->tbo, &bo->placement, false, false, false);
+	r = ttm_bo_validate(&bo->tbo, &bo->placement, false, false);
 	if (unlikely(r != 0))
 		dev_err(bo->rdev->dev, "%p validate failed for unpin\n", bo);
 	return r;
@@ -365,7 +365,7 @@
 		retry:
 			radeon_ttm_placement_from_domain(bo, domain);
 			r = ttm_bo_validate(&bo->tbo, &bo->placement,
-						true, false, false);
+						true, false);
 			if (unlikely(r)) {
 				if (r != -ERESTARTSYS && domain == RADEON_GEM_DOMAIN_VRAM) {
 					domain |= RADEON_GEM_DOMAIN_GTT;
@@ -585,7 +585,7 @@
 			/* hurrah the memory is not visible ! */
 			radeon_ttm_placement_from_domain(rbo, RADEON_GEM_DOMAIN_VRAM);
 			rbo->placement.lpfn = rdev->mc.visible_vram_size >> PAGE_SHIFT;
-			r = ttm_bo_validate(bo, &rbo->placement, false, true, false);
+			r = ttm_bo_validate(bo, &rbo->placement, false, false);
 			if (unlikely(r != 0))
 				return r;
 			offset = bo->mem.start << PAGE_SHIFT;
diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c
index 563c8ed..1d8ff2f 100644
--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -216,7 +216,7 @@
 }
 
 static int radeon_move_blit(struct ttm_buffer_object *bo,
-			bool evict, int no_wait_reserve, bool no_wait_gpu,
+			bool evict, bool no_wait_gpu,
 			struct ttm_mem_reg *new_mem,
 			struct ttm_mem_reg *old_mem)
 {
@@ -266,14 +266,14 @@
 			&fence);
 	/* FIXME: handle copy error */
 	r = ttm_bo_move_accel_cleanup(bo, (void *)fence,
-				      evict, no_wait_reserve, no_wait_gpu, new_mem);
+				      evict, no_wait_gpu, new_mem);
 	radeon_fence_unref(&fence);
 	return r;
 }
 
 static int radeon_move_vram_ram(struct ttm_buffer_object *bo,
 				bool evict, bool interruptible,
-				bool no_wait_reserve, bool no_wait_gpu,
+				bool no_wait_gpu,
 				struct ttm_mem_reg *new_mem)
 {
 	struct radeon_device *rdev;
@@ -294,7 +294,7 @@
 	placement.busy_placement = &placements;
 	placements = TTM_PL_MASK_CACHING | TTM_PL_FLAG_TT;
 	r = ttm_bo_mem_space(bo, &placement, &tmp_mem,
-			     interruptible, no_wait_reserve, no_wait_gpu);
+			     interruptible, no_wait_gpu);
 	if (unlikely(r)) {
 		return r;
 	}
@@ -308,11 +308,11 @@
 	if (unlikely(r)) {
 		goto out_cleanup;
 	}
-	r = radeon_move_blit(bo, true, no_wait_reserve, no_wait_gpu, &tmp_mem, old_mem);
+	r = radeon_move_blit(bo, true, no_wait_gpu, &tmp_mem, old_mem);
 	if (unlikely(r)) {
 		goto out_cleanup;
 	}
-	r = ttm_bo_move_ttm(bo, true, no_wait_reserve, no_wait_gpu, new_mem);
+	r = ttm_bo_move_ttm(bo, true, no_wait_gpu, new_mem);
 out_cleanup:
 	ttm_bo_mem_put(bo, &tmp_mem);
 	return r;
@@ -320,7 +320,7 @@
 
 static int radeon_move_ram_vram(struct ttm_buffer_object *bo,
 				bool evict, bool interruptible,
-				bool no_wait_reserve, bool no_wait_gpu,
+				bool no_wait_gpu,
 				struct ttm_mem_reg *new_mem)
 {
 	struct radeon_device *rdev;
@@ -340,15 +340,16 @@
 	placement.num_busy_placement = 1;
 	placement.busy_placement = &placements;
 	placements = TTM_PL_MASK_CACHING | TTM_PL_FLAG_TT;
-	r = ttm_bo_mem_space(bo, &placement, &tmp_mem, interruptible, no_wait_reserve, no_wait_gpu);
+	r = ttm_bo_mem_space(bo, &placement, &tmp_mem,
+			     interruptible, no_wait_gpu);
 	if (unlikely(r)) {
 		return r;
 	}
-	r = ttm_bo_move_ttm(bo, true, no_wait_reserve, no_wait_gpu, &tmp_mem);
+	r = ttm_bo_move_ttm(bo, true, no_wait_gpu, &tmp_mem);
 	if (unlikely(r)) {
 		goto out_cleanup;
 	}
-	r = radeon_move_blit(bo, true, no_wait_reserve, no_wait_gpu, new_mem, old_mem);
+	r = radeon_move_blit(bo, true, no_wait_gpu, new_mem, old_mem);
 	if (unlikely(r)) {
 		goto out_cleanup;
 	}
@@ -359,7 +360,7 @@
 
 static int radeon_bo_move(struct ttm_buffer_object *bo,
 			bool evict, bool interruptible,
-			bool no_wait_reserve, bool no_wait_gpu,
+			bool no_wait_gpu,
 			struct ttm_mem_reg *new_mem)
 {
 	struct radeon_device *rdev;
@@ -388,18 +389,18 @@
 	if (old_mem->mem_type == TTM_PL_VRAM &&
 	    new_mem->mem_type == TTM_PL_SYSTEM) {
 		r = radeon_move_vram_ram(bo, evict, interruptible,
-					no_wait_reserve, no_wait_gpu, new_mem);
+					no_wait_gpu, new_mem);
 	} else if (old_mem->mem_type == TTM_PL_SYSTEM &&
 		   new_mem->mem_type == TTM_PL_VRAM) {
 		r = radeon_move_ram_vram(bo, evict, interruptible,
-					    no_wait_reserve, no_wait_gpu, new_mem);
+					    no_wait_gpu, new_mem);
 	} else {
-		r = radeon_move_blit(bo, evict, no_wait_reserve, no_wait_gpu, new_mem, old_mem);
+		r = radeon_move_blit(bo, evict, no_wait_gpu, new_mem, old_mem);
 	}
 
 	if (r) {
 memcpy:
-		r = ttm_bo_move_memcpy(bo, evict, no_wait_reserve, no_wait_gpu, new_mem);
+		r = ttm_bo_move_memcpy(bo, evict, no_wait_gpu, new_mem);
 	}
 	return r;
 }
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 6059771..a915133 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -366,7 +366,7 @@
 static int ttm_bo_handle_move_mem(struct ttm_buffer_object *bo,
 				  struct ttm_mem_reg *mem,
 				  bool evict, bool interruptible,
-				  bool no_wait_reserve, bool no_wait_gpu)
+				  bool no_wait_gpu)
 {
 	struct ttm_bo_device *bdev = bo->bdev;
 	bool old_is_pci = ttm_mem_reg_is_pci(bdev, &bo->mem);
@@ -420,12 +420,12 @@
 
 	if (!(old_man->flags & TTM_MEMTYPE_FLAG_FIXED) &&
 	    !(new_man->flags & TTM_MEMTYPE_FLAG_FIXED))
-		ret = ttm_bo_move_ttm(bo, evict, no_wait_reserve, no_wait_gpu, mem);
+		ret = ttm_bo_move_ttm(bo, evict, no_wait_gpu, mem);
 	else if (bdev->driver->move)
 		ret = bdev->driver->move(bo, evict, interruptible,
-					 no_wait_reserve, no_wait_gpu, mem);
+					 no_wait_gpu, mem);
 	else
-		ret = ttm_bo_move_memcpy(bo, evict, no_wait_reserve, no_wait_gpu, mem);
+		ret = ttm_bo_move_memcpy(bo, evict, no_wait_gpu, mem);
 
 	if (ret) {
 		if (bdev->driver->move_notify) {
@@ -749,7 +749,7 @@
 EXPORT_SYMBOL(ttm_bo_unlock_delayed_workqueue);
 
 static int ttm_bo_evict(struct ttm_buffer_object *bo, bool interruptible,
-			bool no_wait_reserve, bool no_wait_gpu)
+			bool no_wait_gpu)
 {
 	struct ttm_bo_device *bdev = bo->bdev;
 	struct ttm_mem_reg evict_mem;
@@ -780,7 +780,7 @@
 	placement.num_busy_placement = 0;
 	bdev->driver->evict_flags(bo, &placement);
 	ret = ttm_bo_mem_space(bo, &placement, &evict_mem, interruptible,
-				no_wait_reserve, no_wait_gpu);
+				no_wait_gpu);
 	if (ret) {
 		if (ret != -ERESTARTSYS) {
 			pr_err("Failed to find memory space for buffer 0x%p eviction\n",
@@ -791,7 +791,7 @@
 	}
 
 	ret = ttm_bo_handle_move_mem(bo, &evict_mem, true, interruptible,
-				     no_wait_reserve, no_wait_gpu);
+				     no_wait_gpu);
 	if (ret) {
 		if (ret != -ERESTARTSYS)
 			pr_err("Buffer eviction failed\n");
@@ -805,7 +805,7 @@
 
 static int ttm_mem_evict_first(struct ttm_bo_device *bdev,
 				uint32_t mem_type,
-				bool interruptible, bool no_wait_reserve,
+				bool interruptible,
 				bool no_wait_gpu)
 {
 	struct ttm_bo_global *glob = bdev->glob;
@@ -841,7 +841,7 @@
 
 	ttm_bo_list_ref_sub(bo, put_count, true);
 
-	ret = ttm_bo_evict(bo, interruptible, no_wait_reserve, no_wait_gpu);
+	ret = ttm_bo_evict(bo, interruptible, no_wait_gpu);
 	ttm_bo_unreserve(bo);
 
 	kref_put(&bo->list_kref, ttm_bo_release_list);
@@ -866,7 +866,6 @@
 					struct ttm_placement *placement,
 					struct ttm_mem_reg *mem,
 					bool interruptible,
-					bool no_wait_reserve,
 					bool no_wait_gpu)
 {
 	struct ttm_bo_device *bdev = bo->bdev;
@@ -879,8 +878,8 @@
 			return ret;
 		if (mem->mm_node)
 			break;
-		ret = ttm_mem_evict_first(bdev, mem_type, interruptible,
-						no_wait_reserve, no_wait_gpu);
+		ret = ttm_mem_evict_first(bdev, mem_type,
+					  interruptible, no_wait_gpu);
 		if (unlikely(ret != 0))
 			return ret;
 	} while (1);
@@ -945,7 +944,7 @@
 int ttm_bo_mem_space(struct ttm_buffer_object *bo,
 			struct ttm_placement *placement,
 			struct ttm_mem_reg *mem,
-			bool interruptible, bool no_wait_reserve,
+			bool interruptible,
 			bool no_wait_gpu)
 {
 	struct ttm_bo_device *bdev = bo->bdev;
@@ -1036,7 +1035,7 @@
 		}
 
 		ret = ttm_bo_mem_force_space(bo, mem_type, placement, mem,
-						interruptible, no_wait_reserve, no_wait_gpu);
+						interruptible, no_wait_gpu);
 		if (ret == 0 && mem->mm_node) {
 			mem->placement = cur_flags;
 			return 0;
@@ -1051,7 +1050,7 @@
 
 int ttm_bo_move_buffer(struct ttm_buffer_object *bo,
 			struct ttm_placement *placement,
-			bool interruptible, bool no_wait_reserve,
+			bool interruptible,
 			bool no_wait_gpu)
 {
 	int ret = 0;
@@ -1078,10 +1077,12 @@
 	/*
 	 * Determine where to move the buffer.
 	 */
-	ret = ttm_bo_mem_space(bo, placement, &mem, interruptible, no_wait_reserve, no_wait_gpu);
+	ret = ttm_bo_mem_space(bo, placement, &mem,
+			       interruptible, no_wait_gpu);
 	if (ret)
 		goto out_unlock;
-	ret = ttm_bo_handle_move_mem(bo, &mem, false, interruptible, no_wait_reserve, no_wait_gpu);
+	ret = ttm_bo_handle_move_mem(bo, &mem, false,
+				     interruptible, no_wait_gpu);
 out_unlock:
 	if (ret && mem.mm_node)
 		ttm_bo_mem_put(bo, &mem);
@@ -1110,7 +1111,7 @@
 
 int ttm_bo_validate(struct ttm_buffer_object *bo,
 			struct ttm_placement *placement,
-			bool interruptible, bool no_wait_reserve,
+			bool interruptible,
 			bool no_wait_gpu)
 {
 	int ret;
@@ -1126,7 +1127,8 @@
 	 */
 	ret = ttm_bo_mem_compat(placement, &bo->mem);
 	if (ret < 0) {
-		ret = ttm_bo_move_buffer(bo, placement, interruptible, no_wait_reserve, no_wait_gpu);
+		ret = ttm_bo_move_buffer(bo, placement, interruptible,
+					 no_wait_gpu);
 		if (ret)
 			return ret;
 	} else {
@@ -1239,7 +1241,7 @@
 			goto out_err;
 	}
 
-	ret = ttm_bo_validate(bo, placement, interruptible, false, false);
+	ret = ttm_bo_validate(bo, placement, interruptible, false);
 	if (ret)
 		goto out_err;
 
@@ -1325,7 +1327,7 @@
 	spin_lock(&glob->lru_lock);
 	while (!list_empty(&man->lru)) {
 		spin_unlock(&glob->lru_lock);
-		ret = ttm_mem_evict_first(bdev, mem_type, false, false, false);
+		ret = ttm_mem_evict_first(bdev, mem_type, false, false);
 		if (ret) {
 			if (allow_errors) {
 				return ret;
@@ -1837,7 +1839,7 @@
 		evict_mem.mem_type = TTM_PL_SYSTEM;
 
 		ret = ttm_bo_handle_move_mem(bo, &evict_mem, true,
-					     false, false, false);
+					     false, false);
 		if (unlikely(ret != 0))
 			goto out;
 	}
diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c b/drivers/gpu/drm/ttm/ttm_bo_util.c
index b9c4e51..9e9c5d2 100644
--- a/drivers/gpu/drm/ttm/ttm_bo_util.c
+++ b/drivers/gpu/drm/ttm/ttm_bo_util.c
@@ -43,7 +43,7 @@
 }
 
 int ttm_bo_move_ttm(struct ttm_buffer_object *bo,
-		    bool evict, bool no_wait_reserve,
+		    bool evict,
 		    bool no_wait_gpu, struct ttm_mem_reg *new_mem)
 {
 	struct ttm_tt *ttm = bo->ttm;
@@ -314,7 +314,7 @@
 }
 
 int ttm_bo_move_memcpy(struct ttm_buffer_object *bo,
-		       bool evict, bool no_wait_reserve, bool no_wait_gpu,
+		       bool evict, bool no_wait_gpu,
 		       struct ttm_mem_reg *new_mem)
 {
 	struct ttm_bo_device *bdev = bo->bdev;
@@ -611,7 +611,7 @@
 
 int ttm_bo_move_accel_cleanup(struct ttm_buffer_object *bo,
 			      void *sync_obj,
-			      bool evict, bool no_wait_reserve,
+			      bool evict,
 			      bool no_wait_gpu,
 			      struct ttm_mem_reg *new_mem)
 {
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_dmabuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_dmabuf.c
index e88b0eb..5fae06a 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_dmabuf.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_dmabuf.c
@@ -66,7 +66,7 @@
 	if (unlikely(ret != 0))
 		goto err;
 
-	ret = ttm_bo_validate(bo, placement, interruptible, false, false);
+	ret = ttm_bo_validate(bo, placement, interruptible, false);
 
 	ttm_bo_unreserve(bo);
 
@@ -123,7 +123,7 @@
 	else
 		placement = &vmw_vram_gmr_placement;
 
-	ret = ttm_bo_validate(bo, placement, interruptible, false, false);
+	ret = ttm_bo_validate(bo, placement, interruptible, false);
 	if (likely(ret == 0) || ret == -ERESTARTSYS)
 		goto err_unreserve;
 
@@ -138,7 +138,7 @@
 	else
 		placement = &vmw_vram_placement;
 
-	ret = ttm_bo_validate(bo, placement, interruptible, false, false);
+	ret = ttm_bo_validate(bo, placement, interruptible, false);
 
 err_unreserve:
 	ttm_bo_unreserve(bo);
@@ -223,10 +223,9 @@
 	if (bo->mem.mem_type == TTM_PL_VRAM &&
 	    bo->mem.start < bo->num_pages &&
 	    bo->mem.start > 0)
-		(void) ttm_bo_validate(bo, &vmw_sys_placement, false,
-				       false, false);
+		(void) ttm_bo_validate(bo, &vmw_sys_placement, false, false);
 
-	ret = ttm_bo_validate(bo, &placement, interruptible, false, false);
+	ret = ttm_bo_validate(bo, &placement, interruptible, false);
 
 	/* For some reason we didn't up at the start of vram */
 	WARN_ON(ret == 0 && bo->offset != 0);
@@ -315,7 +314,7 @@
 	placement.num_placement = 1;
 	placement.placement = &pl_flags;
 
-	ret = ttm_bo_validate(bo, &placement, false, true, true);
+	ret = ttm_bo_validate(bo, &placement, false, true);
 
 	BUG_ON(ret != 0 || bo->mem.mem_type != old_mem_type);
 }
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
index 534c967..394e647 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
@@ -1245,7 +1245,7 @@
 	 * 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 @@
 	 */
 
 	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;
 }
 
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
index 0def4ff..e01a17b 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
@@ -1018,7 +1018,7 @@
 	backup_dirty = res->backup_dirty;
 	ret = ttm_bo_validate(&res->backup->base,
 			      res->func->backup_placement,
-			      true, false, false);
+			      true, false);
 
 	if (unlikely(ret != 0))
 		goto out_no_validate;