From 0eaddb28d3460f13102cd82cf58af875bfb1bd53 Mon Sep 17 00:00:00 2001 From: Thomas Hellstrom Date: Sat, 16 Jan 2010 16:05:04 +0100 Subject: [PATCH] drm/ttm: Allow system memory as a busy placement. This is needed to fix a vmwgfx memory usage bug. Signed-off-by: Thomas Hellstrom Signed-off-by: Dave Airlie --- drivers/gpu/drm/ttm/ttm_bo.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c index 8036b6e..1a3e909 100644 --- a/drivers/gpu/drm/ttm/ttm_bo.c +++ b/drivers/gpu/drm/ttm/ttm_bo.c @@ -943,6 +943,14 @@ int ttm_bo_mem_space(struct ttm_buffer_object *bo, ttm_flag_masked(&cur_flags, placement->busy_placement[i], ~TTM_PL_MASK_MEMTYPE); + + if (mem_type == TTM_PL_SYSTEM) { + mem->mem_type = mem_type; + mem->placement = cur_flags; + mem->mm_node = NULL; + return 0; + } + ret = ttm_bo_mem_force_space(bo, mem_type, placement, mem, interruptible, no_wait); if (ret == 0 && mem->mm_node) { -- 2.7.4