From: "Xiong, James" <james.xiong@xxxxxxxxx>
Previously a bucket size was used for buffer allocation whether
bo_reuse is false or true. This patch returns NULL in function
drm_intel_gem_bo_bucket_for_size() when bo_reuse is false, the
original requested size is used instead.
Signed-off-by: Xiong, James <james.xiong@xxxxxxxxx>
---
intel/intel_bufmgr_gem.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/intel/intel_bufmgr_gem.c b/intel/intel_bufmgr_gem.c
index 386da30..43a3f38 100644
--- a/intel/intel_bufmgr_gem.c
+++ b/intel/intel_bufmgr_gem.c
@@ -402,6 +402,9 @@ drm_intel_gem_bo_bucket_for_size(drm_intel_bufmgr_gem *bufmgr_gem,
{
int i;
+ if (!bufmgr_gem->bo_reuse)
+ return NULL;
+
for (i = 0; i < bufmgr_gem->num_buckets; i++) {
struct drm_intel_gem_bo_bucket *bucket =
&bufmgr_gem->cache_bucket[i];
@@ -1382,7 +1385,7 @@ drm_intel_gem_bo_unreference_final(drm_intel_bo *bo, time_t time)
bucket = drm_intel_gem_bo_bucket_for_size(bufmgr_gem, bo->size);
/* Put the buffer into our internal cache for reuse if we can. */
- if (bufmgr_gem->bo_reuse && bo_gem->reusable && bucket != NULL &&
+ if (bo_gem->reusable && bucket != NULL &&
drm_intel_gem_bo_madvise_internal(bufmgr_gem, bo_gem,
I915_MADV_DONTNEED)) {
bo_gem->free_time = time;
@@ -3806,6 +3809,7 @@ drm_intel_bufmgr_gem_init(int fd, int batch_size)
drm_intel_gem_get_pipe_from_crtc_id;
bufmgr_gem->bufmgr.bo_references = drm_intel_gem_bo_references;
+ bufmgr_gem->bo_reuse = false; /* explicitly set to false */
init_cache_buckets(bufmgr_gem);
DRMINITLISTHEAD(&bufmgr_gem->vma_cache);
--
2.7.4
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