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authorChris Wilson <chris@chris-wilson.co.uk>2016-12-05 14:29:36 +0000
committerChris Wilson <chris@chris-wilson.co.uk>2016-12-05 20:49:17 +0000
commit85fd4f58d7efb7bb7ec577eb00dc2c3f2457a452 (patch)
treee2817723f9617d459d4664bd7d5721f6e5ce99d9 /drivers/gpu/drm/i915/i915_gem_execbuffer.c
parent721d484563e1a51ada760089c490cbc47e909756 (diff)
drm/i915: Mark all non-vma being inserted into the address spaces
We need to distinguish between full i915_vma structs and simple drm_mm_nodes when considering eviction (i.e. we must be careful not to treat a mere drm_mm_node as a much larger i915_vma causing memory corruption, if we are lucky). To do this, color these not-a-vma with -1 (I915_COLOR_UNEVICTABLE). v2...v200: New name for -1. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/20161205142941.21965-1-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_execbuffer.c')
-rw-r--r--drivers/gpu/drm/i915/i915_gem_execbuffer.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
index 985142cc6cc9..5f164adc837c 100644
--- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
@@ -437,7 +437,7 @@ static void *reloc_iomap(struct drm_i915_gem_object *obj,
memset(&cache->node, 0, sizeof(cache->node));
ret = drm_mm_insert_node_in_range_generic
(&ggtt->base.mm, &cache->node,
- 4096, 0, 0,
+ 4096, 0, I915_COLOR_UNEVICTABLE,
0, ggtt->mappable_end,
DRM_MM_SEARCH_DEFAULT,
DRM_MM_CREATE_DEFAULT);