[PATCH 06/12] drm/i915: add DMA-buf user fence support

Christian König ckoenig.leichtzumerken at gmail.com
Tue May 4 13:27:23 UTC 2021


Just add the call before taking locks.

Signed-off-by: Christian König <christian.koenig at amd.com>
---
 drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
index 5964e67c7d36..24c575d762db 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
@@ -872,6 +872,12 @@ static int eb_lookup_vmas(struct i915_execbuffer *eb)
 			goto err;
 		}
 
+		err = dma_resv_sync_user_fence(vma->obj->base.resv);
+		if (unlikely(err)) {
+			i915_vma_put(vma);
+			goto err;
+		}
+
 		eb_add_vma(eb, i, batch, vma);
 
 		if (i915_gem_object_is_userptr(vma->obj)) {
-- 
2.25.1



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