Author: jhibbits
Date: Tue Mar 3 03:22:00 2020
New Revision: 358565
URL: https://svnweb.freebsd.org/changeset/base/358565
Log:
powerpc/powernv: powernv_node_numa_domain() fix non-NUMA case
If NUMA is not enabled in the kernel config, or is disabled at boot, this
function should just return domain 0 regardless of what's in the device
tree.
Fixes a panic in iflib with NUMA disabled.
Reported by: luporl
Modified:
head/sys/powerpc/powernv/platform_powernv.c
Modified: head/sys/powerpc/powernv/platform_powernv.c
==============================================================================
--- head/sys/powerpc/powernv/platform_powernv.c Tue Mar 3 01:46:35 2020
(r358564)
+++ head/sys/powerpc/powernv/platform_powernv.c Tue Mar 3 03:22:00 2020
(r358565)
@@ -517,6 +517,12 @@ powernv_node_numa_domain(platform_t platform, phandle_
cell_t associativity[5];
int i, res;
+#ifndef NUMA
+ return (0);
+#endif
+ if (vm_ndomains == 1)
+ return (0);
+
res = OF_getencprop(node, "ibm,associativity",
associativity, sizeof(associativity));
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