diff mbox series

[05/24] RDMA: use dma_resv_wait() instead of extracting the fence

Message ID 20211207123411.167006-6-christian.koenig@amd.com
State Superseded
Headers show
Series [01/24] dma-buf: add dma_resv_replace_fences | expand

Commit Message

Christian König Dec. 7, 2021, 12:33 p.m. UTC 
Use dma_resv_wait() instead of extracting the exclusive fence and
waiting on it manually.

Signed-off-by: Christian König <christian.koenig@amd.com>
---
 drivers/infiniband/core/umem_dmabuf.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)
diff mbox series

Patch

diff --git a/drivers/infiniband/core/umem_dmabuf.c b/drivers/infiniband/core/umem_dmabuf.c
index f0760741f281..d32cd7538835 100644
--- a/drivers/infiniband/core/umem_dmabuf.c
+++ b/drivers/infiniband/core/umem_dmabuf.c
@@ -16,7 +16,6 @@  int ib_umem_dmabuf_map_pages(struct ib_umem_dmabuf *umem_dmabuf)
 {
 	struct sg_table *sgt;
 	struct scatterlist *sg;
-	struct dma_fence *fence;
 	unsigned long start, end, cur = 0;
 	unsigned int nmap = 0;
 	int i;
@@ -68,11 +67,8 @@  int ib_umem_dmabuf_map_pages(struct ib_umem_dmabuf *umem_dmabuf)
 	 * may be not up-to-date. Wait for the exporter to finish
 	 * the migration.
 	 */
-	fence = dma_resv_excl_fence(umem_dmabuf->attach->dmabuf->resv);
-	if (fence)
-		return dma_fence_wait(fence, false);
-
-	return 0;
+	return dma_resv_wait_timeout(umem_dmabuf->attach->dmabuf->resv, false,
+				     false, MAX_SCHEDULE_TIMEOUT);
 }
 EXPORT_SYMBOL(ib_umem_dmabuf_map_pages);