[Intel-gfx] [PATCH 07/26] drm/ttm: use the new iterator in ttm_bo_flush_all_fences

Christian König
2021-09-17T13:02:52Z

This is probably a fix since we didn't even grabed a reference to the
fences.

Signed-off-by: Christian König <christian.koenig@amd.com>
---
drivers/gpu/drm/ttm/ttm_bo.c | 14 ++++----------
1 file changed, 4 insertions(+), 10 deletions(-)

diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 3b22c0013dbf..7d804c0c69b0 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -269,22 +269,16 @@ static int ttm_bo_individualize_resv(struct ttm_buffer_object *bo)
static void ttm_bo_flush_all_fences(struct ttm_buffer_object *bo)
{
struct dma_resv *resv = &bo->base._resv;
- struct dma_resv_list *fobj;
+ struct dma_resv_iter cursor;
struct dma_fence *fence;
- int i;

rcu_read_lock();
- fobj = dma_resv_shared_list(resv);
- fence = dma_resv_excl_fence(resv);
- if (fence && !fence->ops->signaled)
- dma_fence_enable_sw_signaling(fence);
-
- for (i = 0; fobj && i < fobj->shared_count; ++i) {
- fence = rcu_dereference(fobj->shared[i]);
-
+ dma_resv_iter_begin(&cursor, resv, true);
+ dma_resv_for_each_fence_unlocked(&cursor, fence) {
if (!fence->ops->signaled)
dma_fence_enable_sw_signaling(fence);
}
+ dma_resv_iter_end(&cursor);
rcu_read_unlock();
}

--
2.25.1