From c5e617e2f84225a28823a3e19951273b9f59eb27 Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Sat, 26 Sep 2009 09:03:39 +1000 Subject: [PATCH] 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: Dave Airlie --- drivers/gpu/drm/radeon/radeon_cs.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c index dea8acf88865..5ab2cf96a264 100644 --- a/drivers/gpu/drm/radeon/radeon_cs.c +++ b/drivers/gpu/drm/radeon/radeon_cs.c @@ -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)) { -- 2.30.2