Commit: 1f5029b18487b411bfe59f6e4359358642dc23a3
Author: Brecht Van Lommel
Date: Fri Feb 7 13:33:15 2014 +0100
https://developer.blender.org/rB1f5029b18487b411bfe59f6e4359358642dc23a3
Fix T38503: crash in non-threadsafe VBO free code during render.
===================================================================
M source/blender/gpu/intern/gpu_buffers.c
===================================================================
diff --git a/source/blender/gpu/intern/gpu_buffers.c
b/source/blender/gpu/intern/gpu_buffers.c
index 6a6979e..45172d7 100644
--- a/source/blender/gpu/intern/gpu_buffers.c
+++ b/source/blender/gpu/intern/gpu_buffers.c
@@ -187,12 +187,16 @@ static void gpu_buffer_pool_free_unused(GPUBufferPool
*pool)
{
if (!pool)
return;
+
+ BLI_mutex_lock(&buffer_mutex);
while (pool->totbuf)
gpu_buffer_pool_delete_last(pool);
glDeleteBuffersARB(pool->totpbvhbufids, pool->pbvhbufids);
pool->totpbvhbufids = 0;
+
+ BLI_mutex_unlock(&buffer_mutex);
}
static GPUBufferPool *gpu_buffer_pool = NULL;
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