Added debug-log in case of bo-allocation with 0 size.
Potentially we may not need to allocate such buffers and each
case could be analyzed to improve behaviour.
Signed-off-by: Sergii Romantsov <sergii.romant...@globallogic.com>
---
src/mesa/drivers/dri/i965/brw_bufmgr.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/src/mesa/drivers/dri/i965/brw_bufmgr.c
b/src/mesa/drivers/dri/i965/brw_bufmgr.c
index 09d45e3..726b266 100644
--- a/src/mesa/drivers/dri/i965/brw_bufmgr.c
+++ b/src/mesa/drivers/dri/i965/brw_bufmgr.c
@@ -514,6 +514,9 @@ bo_alloc_internal(struct brw_bufmgr *bufmgr,
* be idle before we can memset. Just disallow that combination.
*/
assert(!(busy && zeroed));
+ if (!size && unlikely(INTEL_DEBUG & DEBUG_PERF))
+ dbg_printf("performance: allocation of 0-sized BO: %s\n", name);
+
/* Round the allocated size up to a power of two number of pages. */
bucket = bucket_for_size(bufmgr, size);
--
2.7.4
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