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authorDavid Rientjes <rientjes@google.com>2010-12-22 17:23:40 -0800
committerH. Peter Anvin <hpa@linux.intel.com>2010-12-23 15:27:10 -0800
commit34dc9e74968ef4b582c3815b0124d88a68dfabef (patch)
treef04d0dc419570889aaa7f7d6257cb5565356671d /arch/x86/include/asm
parentf658bcfb2607bf0808966a69cf74135ce98e5c2d (diff)
x86, numa: Reduce minimum fake node size to 32M
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> LKML-Reference: <alpine.DEB.2.00.1012221700590.3701@chino.kir.corp.google.com> Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'arch/x86/include/asm')
-rw-r--r--arch/x86/include/asm/numa_64.h2
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
index 823e070e7c2..5ae87285a50 100644
--- 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