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RDMA/umem: Prepare to dynamic dma-buf locking specification

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Prepare InfiniBand drivers to the common dynamic dma-buf locking
convention by starting to use the unlocked versions of dma-buf API
functions.

Acked-by: Jason Gunthorpe <jgg@nvidia.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20221017172229.42269-11-dmitry.osipenko@collabora.com
This commit is contained in:
Dmitry Osipenko 2022-10-17 20:22:18 +03:00
parent 03a75fd6c6
commit 21c9c5c078
1 changed files with 4 additions and 3 deletions
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7
drivers/infiniband/core/umem_dmabuf.c
View file

@ -26,7 +26,8 @@ int ib_umem_dmabuf_map_pages(struct ib_umem_dmabuf *umem_dmabuf)
if (umem_dmabuf->sgt)
goto wait_fence;
sgt = dma_buf_map_attachment(umem_dmabuf->attach, DMA_BIDIRECTIONAL);
sgt = dma_buf_map_attachment_unlocked(umem_dmabuf->attach,
DMA_BIDIRECTIONAL);
if (IS_ERR(sgt))
return PTR_ERR(sgt);
@ -102,8 +103,8 @@ void ib_umem_dmabuf_unmap_pages(struct ib_umem_dmabuf *umem_dmabuf)
umem_dmabuf->last_sg_trim = 0;
}
dma_buf_unmap_attachment(umem_dmabuf->attach, umem_dmabuf->sgt,
DMA_BIDIRECTIONAL);
dma_buf_unmap_attachment_unlocked(umem_dmabuf->attach, umem_dmabuf->sgt,
DMA_BIDIRECTIONAL);
umem_dmabuf->sgt = NULL;
}