Messages in this thread | | | Date | Thu, 6 Jan 2011 12:39:27 -0800 (PST) | From | David Rientjes <> | Subject | Re: [patch] x86, numa: Fix CONFIG_DEBUG_PER_CPU_MAPS without NUMA emulation |
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On Thu, 30 Dec 2010, David Rientjes wrote:
> "x86, numa: Fake node-to-cpumask for NUMA emulation" broke the build when > CONFIG_DEBUG_PER_CPU_MAPS is set and CONFIG_NUMA_EMU is not. This is > because it is possible to map a cpu to multiple nodes when NUMA emulation > is used; the patch required a physical node address table to find those > nodes that was only available when CONFIG_NUMA_EMU was enabled. > > This extracts the common debug functionality to its own function for > CONFIG_DEBUG_PER_CPU_MAPS and uses it regardless of whether > CONFIG_NUMA_EMU is set or not. > > NUMA emulation will now iterate over the set of possible nodes for each > cpu and call the new debug function whereas only the cpu's node will be > used without NUMA emulation enabled. > > Reported-by: Ingo Molnar <mingo@elte.hu> > Signed-off-by: David Rientjes <rientjes@google.com>
Ingo, do you know what the status of this fix is? It's required for x86/numa to build and I'd hate to see all of this fixes miss .38 because of this failure.
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