Messages in this thread Patch in this message | | | Date | Fri, 12 Nov 2010 13:53:57 -0800 (PST) | From | David Rientjes <> | Subject | [patch 1/5] x86: reduce minimum fake node size to 32M |
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This patch changes the minimum fake node size from 64MB to 32MB so it is possible to test NUMA code at a greater scale on smaller machines (64 nodes on a 2G machine, 1024 nodes on 32G machine with CONFIG_NODES_SHIFT=10).
Signed-off-by: David Rientjes <rientjes@google.com> --- arch/x86/include/asm/numa_64.h | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/arch/x86/include/asm/numa_64.h b/arch/x86/include/asm/numa_64.h --- a/arch/x86/include/asm/numa_64.h +++ b/arch/x86/include/asm/numa_64.h @@ -38,7 +38,7 @@ extern void __cpuinit numa_add_cpu(int cpu); extern void __cpuinit numa_remove_cpu(int cpu); #ifdef CONFIG_NUMA_EMU -#define FAKE_NODE_MIN_SIZE ((u64)64 << 20) +#define FAKE_NODE_MIN_SIZE ((u64)32 << 20) #define FAKE_NODE_MIN_HASH_MASK (~(FAKE_NODE_MIN_SIZE - 1UL)) #endif /* CONFIG_NUMA_EMU */ #else
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