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xen/gntdev: Prepare to dynamic dma-buf locking specification

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

Acked-by: Juergen Gross <jgross@suse.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/20221017172229.42269-13-dmitry.osipenko@collabora.com
This commit is contained in:
Dmitry Osipenko 2022-10-17 20:22:20 +03:00
parent 791da5c7fe
commit e841ad86e7
1 changed files with 4 additions and 4 deletions
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8
drivers/xen/gntdev-dmabuf.c
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@ -600,7 +600,7 @@ dmabuf_imp_to_refs(struct gntdev_dmabuf_priv *priv, struct device *dev,
gntdev_dmabuf->u.imp.attach = attach;
sgt = dma_buf_map_attachment(attach, DMA_BIDIRECTIONAL);
sgt = dma_buf_map_attachment_unlocked(attach, DMA_BIDIRECTIONAL);
if (IS_ERR(sgt)) {
ret = ERR_CAST(sgt);
goto fail_detach;
@ -658,7 +658,7 @@ dmabuf_imp_to_refs(struct gntdev_dmabuf_priv *priv, struct device *dev,
fail_end_access:
dmabuf_imp_end_foreign_access(gntdev_dmabuf->u.imp.refs, count);
fail_unmap:
dma_buf_unmap_attachment(attach, sgt, DMA_BIDIRECTIONAL);
dma_buf_unmap_attachment_unlocked(attach, sgt, DMA_BIDIRECTIONAL);
fail_detach:
dma_buf_detach(dma_buf, attach);
fail_free_obj:
@ -708,8 +708,8 @@ static int dmabuf_imp_release(struct gntdev_dmabuf_priv *priv, u32 fd)
attach = gntdev_dmabuf->u.imp.attach;
if (gntdev_dmabuf->u.imp.sgt)
dma_buf_unmap_attachment(attach, gntdev_dmabuf->u.imp.sgt,
DMA_BIDIRECTIONAL);
dma_buf_unmap_attachment_unlocked(attach, gntdev_dmabuf->u.imp.sgt,
DMA_BIDIRECTIONAL);
dma_buf = attach->dmabuf;
dma_buf_detach(attach->dmabuf, attach);
dma_buf_put(dma_buf);