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Commit c5e617e2 authored by Dave Airlie's avatar Dave Airlie
Browse files

drm/radeon/kms: fix for the extra pages copying. 



Thanks to Michel for pointing this out to me, this is
why I need to get more sleep, over complicate this a bit.

Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent 2f67c6e0

drivers/gpu/drm/radeon/radeon_cs.c

+1 −3
Original line number Diff line number Diff line
@@ -303,13 +303,11 @@ int radeon_cs_finish_pages(struct radeon_cs_parser *p) 
int radeon_cs_update_pages(struct radeon_cs_parser *p, int pg_idx)

{

	int new_page;

	int num_extra_pages;

	struct radeon_cs_chunk *ibc = &p->chunks[p->chunk_ib_idx];

	int i;

	int size = PAGE_SIZE;



	num_extra_pages = (pg_idx - ibc->last_copied_page - 1);

	for (i = ibc->last_copied_page + 1; i < ibc->last_copied_page + num_extra_pages; i++) {

	for (i = ibc->last_copied_page + 1; i < pg_idx; i++) {

		if (DRM_COPY_FROM_USER(p->ib->ptr + (i * (PAGE_SIZE/4)),

				       ibc->user_ptr + (i * PAGE_SIZE),

				       PAGE_SIZE)) {