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Commit a6e0d12f authored by Al Viro's avatar Al Viro
Browse files

via_dmablit(): use get_user_pages_fast() 



Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent 1aaa09ca

drivers/gpu/drm/via/via_dmablit.c

+3 −3
Original line number Diff line number Diff line
@@ -238,9 +238,9 @@ via_lock_all_dma_pages(drm_via_sg_info_t *vsg, drm_via_dmablit_t *xfer) 
	vsg->pages = vzalloc(sizeof(struct page *) * vsg->num_pages);

	if (NULL == vsg->pages)

		return -ENOMEM;

	ret = get_user_pages_unlocked((unsigned long)xfer->mem_addr,

			vsg->num_pages, vsg->pages,

			(vsg->direction == DMA_FROM_DEVICE) ? FOLL_WRITE : 0);

	ret = get_user_pages_fast((unsigned long)xfer->mem_addr,

			vsg->num_pages, vsg->direction == DMA_FROM_DEVICE,

			vsg->pages);

	if (ret != vsg->num_pages) {

		if (ret < 0)

			return ret;