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x86, numa: Avoid compiling NUMA emulation functions without CONFIG_NUMA_EMU

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Both acpi_get_nodes() and amd_get_nodes() are only necessary when
CONFIG_NUMA_EMU is enabled, so avoid compiling them when the option is
disabled.

Signed-off-by: David Rientjes <rientjes@google.com>
LKML-Reference: <alpine.DEB.2.00.1012221701210.3701@chino.kir.corp.google.com>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
This commit is contained in:
David Rientjes
2010-12-22 17:23:47 -08:00
committed by H. Peter Anvin
parent 34dc9e7496
commit 4e76f4e67a
4 changed files with 12 additions and 2 deletions
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5
arch/x86/include/asm/acpi.h
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@@ -188,14 +188,17 @@ extern int acpi_numa;
extern int acpi_get_nodes(struct bootnode *physnodes);
extern int acpi_scan_nodes(unsigned long start, unsigned long end);
#define NR_NODE_MEMBLKS (MAX_NUMNODES*2)
#ifdef CONFIG_NUMA_EMU
extern void acpi_fake_nodes(const struct bootnode *fake_nodes,
int num_nodes);
#endif
#else
static inline void acpi_fake_nodes(const struct bootnode *fake_nodes,
int num_nodes)
{
}
#endif
#endif /* CONFIG_ACPI_NUMA */
#define acpi_unlazy_tlb(x) leave_mm(x)