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sna: Limit the buffer reuse for mappable uploads to only those with mmaps 

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2012-04-13 15:07:13 +01:00
parent 90e2740e7e
commit b478420740
1 changed files with 5 additions and 2 deletions
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7
src/sna/kgem.c
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@ -2156,6 +2156,9 @@ search_linear_cache(struct kgem *kgem, unsigned int num_pages, unsigned flags)
//assert(!kgem_busy(kgem, bo->handle));
return bo;
}
if (flags & CREATE_EXACT)
return NULL;
}
cache = use_active ? active(kgem, num_pages, I915_TILING_NONE) : inactive(kgem, num_pages);
@ -3683,7 +3686,7 @@ struct kgem_bo *kgem_create_buffer(struct kgem *kgem,
* devices like gen2 or with relatively slow gpu like i3.
*/
old = search_linear_cache(kgem, alloc,
CREATE_INACTIVE | CREATE_GTT_MAP);
CREATE_EXACT | CREATE_INACTIVE | CREATE_GTT_MAP);
#if HAVE_I915_GEM_BUFFER_INFO
if (old) {
struct drm_i915_gem_buffer_info info;
@ -3705,7 +3708,7 @@ struct kgem_bo *kgem_create_buffer(struct kgem *kgem,
#endif
if (old == NULL)
old = search_linear_cache(kgem, NUM_PAGES(size),
CREATE_INACTIVE | CREATE_GTT_MAP);
CREATE_EXACT | CREATE_INACTIVE | CREATE_GTT_MAP);
if (old) {
DBG(("%s: reusing handle=%d for buffer\n",
__FUNCTION__, old->handle));