From: Tim Rowley <timothy.o.rowley@intel.com>
Date: Wed, 30 Mar 2016 18:32:41 +0000 (-0600)
Subject: swr: [rasterizer] Avoid segv in thread creation on machines with non-consecutive... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=9a8146d0ff623ee26f17b9292176ab0a79ead374;p=mesa.git

swr: [rasterizer] Avoid segv in thread creation on machines with non-consecutive NUMA topology.

Acked-by: Brian Paul <brianp@vmware.com>
---

diff --git a/src/gallium/drivers/swr/rasterizer/core/threads.cpp b/src/gallium/drivers/swr/rasterizer/core/threads.cpp
index 1a11175cfd4..056003e467c 100644
--- a/src/gallium/drivers/swr/rasterizer/core/threads.cpp
+++ b/src/gallium/drivers/swr/rasterizer/core/threads.cpp
@@ -783,6 +783,10 @@ void CreateThreadPool(SWR_CONTEXT *pContext, THREAD_POOL *pPool)
         for (uint32_t n = 0; n < numNodes; ++n)
         {
             auto& node = nodes[n];
+            if (node.cores.size() == 0)
+            {
+               continue;
+            }
 
             uint32_t numCores = numCoresPerNode;
             for (uint32_t c = 0; c < numCores; ++c)