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drm/ttm: warn stricter about freeing pinned BOs 

So far we only warned when the BOs where pinned and not idle.

Also warn if we see a pinned BO in general.

Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Leo Liu <leo.liu@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210415084730.2057-3-christian.koenig@amd.com
This commit is contained in:
Christian König 2021-04-14 16:02:16 +02:00
parent e2ac853156
commit 44292a0f9d
1 changed files with 3 additions and 1 deletions
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4
drivers/gpu/drm/ttm/ttm_bo.c
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@ -401,6 +401,8 @@ static void ttm_bo_release(struct kref *kref)
struct ttm_device *bdev = bo->bdev;
int ret;
WARN_ON_ONCE(bo->pin_count);
if (!bo->deleted) {
ret = ttm_bo_individualize_resv(bo);
if (ret) {
@ -434,7 +436,7 @@ static void ttm_bo_release(struct kref *kref)
* FIXME: QXL is triggering this. Can be removed when the
* driver is fixed.
*/
if (WARN_ON_ONCE(bo->pin_count)) {
if (bo->pin_count) {
bo->pin_count = 0;
ttm_bo_move_to_lru_tail(bo, &bo->mem, NULL);
}