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authorRoger He <Hongbo.He@amd.com>2017-12-06 14:16:09 +0800
committerAlex Deucher <alexander.deucher@amd.com>2017-12-15 17:13:01 -0500
commit4985c9fc5f5231e93c4dcfd067d2c6a70e4fe6b8 (patch)
treeb1b46fa3aea3b63814497d48902ace1276cb973c /drivers/gpu/drm/ttm
parent9251859a9adb8e5906402acc9d705149d937bf8b (diff)
downloadlinux-4985c9fc5f5231e93c4dcfd067d2c6a70e4fe6b8.tar.bz2
drm/ttm: enable eviction for Per-VM-BO
allow eviction of BOs reserved by the caller when they are not part of the current working set. Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Roger He <Hongbo.He@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/ttm')
-rw-r--r--drivers/gpu/drm/ttm/ttm_bo.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 7a9abc2a3a98..17f64c836bf9 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -709,7 +709,6 @@ bool ttm_bo_eviction_valuable(struct ttm_buffer_object *bo,
EXPORT_SYMBOL(ttm_bo_eviction_valuable);
static int ttm_mem_evict_first(struct ttm_bo_device *bdev,
- struct reservation_object *resv,
uint32_t mem_type,
const struct ttm_place *place,
struct ttm_operation_ctx *ctx)
@@ -724,8 +723,9 @@ static int ttm_mem_evict_first(struct ttm_bo_device *bdev,
spin_lock(&glob->lru_lock);
for (i = 0; i < TTM_MAX_BO_PRIORITY; ++i) {
list_for_each_entry(bo, &man->lru[i], lru) {
- if (bo->resv == resv) {
- if (list_empty(&bo->ddestroy))
+ if (bo->resv == ctx->resv) {
+ if (!ctx->allow_reserved_eviction &&
+ list_empty(&bo->ddestroy))
continue;
} else {
locked = reservation_object_trylock(bo->resv);
@@ -837,7 +837,7 @@ static int ttm_bo_mem_force_space(struct ttm_buffer_object *bo,
return ret;
if (mem->mm_node)
break;
- ret = ttm_mem_evict_first(bdev, bo->resv, mem_type, place, ctx);
+ ret = ttm_mem_evict_first(bdev, mem_type, place, ctx);
if (unlikely(ret != 0))
return ret;
} while (1);
@@ -1334,8 +1334,7 @@ static int ttm_bo_force_list_clean(struct ttm_bo_device *bdev,
for (i = 0; i < TTM_MAX_BO_PRIORITY; ++i) {
while (!list_empty(&man->lru[i])) {
spin_unlock(&glob->lru_lock);
- ret = ttm_mem_evict_first(bdev, NULL, mem_type,
- NULL, &ctx);
+ ret = ttm_mem_evict_first(bdev, mem_type, NULL, &ctx);
if (ret)
return ret;
spin_lock(&glob->lru_lock);