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authorPekka Enberg <penberg@cs.helsinki.fi>2009-05-07 15:35:41 +0300
committerIngo Molnar <mingo@elte.hu>2009-05-11 11:52:06 +0200
commit3551f88f6439cf4da3f5a3747b320280e30500de (patch)
tree5340ec7013bee0b73e288dcde5a6eee9fe2612a1 /arch/x86/mm
parent0964b0562bb9c93194e852b47bab2397b9e11c18 (diff)
x86: unify 64-bit UMA and NUMA paging_init()
64-bit UMA and NUMA versions of paging_init() are almost identical. Therefore, merge the copy in mm/numa_64.c to mm/init_64.c to remove duplicate code. [ Impact: cleanup ] Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi> LKML-Reference: <1241699741.17846.30.camel@penberg-laptop> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/mm')
-rw-r--r--arch/x86/mm/init_64.c6
-rw-r--r--arch/x86/mm/numa_64.c15
2 files changed, 5 insertions, 16 deletions
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index 6a1a573e20f9..be7e12791787 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -585,6 +585,7 @@ void __init initmem_init(unsigned long start_pfn, unsigned long end_pfn)
early_res_to_bootmem(0, end_pfn<<PAGE_SHIFT);
reserve_bootmem(bootmap, bootmap_size, BOOTMEM_DEFAULT);
}
+#endif
void __init paging_init(void)
{
@@ -595,11 +596,14 @@ void __init paging_init(void)
max_zone_pfns[ZONE_DMA32] = MAX_DMA32_PFN;
max_zone_pfns[ZONE_NORMAL] = max_pfn;
+#ifdef CONFIG_NUMA
+ sparse_memory_present_with_active_regions(MAX_NUMNODES);
+#else
memory_present(0, 0, max_pfn);
+#endif
sparse_init();
free_area_init_nodes(max_zone_pfns);
}
-#endif
/*
* Memory hotplug specific functions
diff --git a/arch/x86/mm/numa_64.c b/arch/x86/mm/numa_64.c
index 2d05a12029dc..fb61d81a656f 100644
--- a/arch/x86/mm/numa_64.c
+++ b/arch/x86/mm/numa_64.c
@@ -578,21 +578,6 @@ unsigned long __init numa_free_all_bootmem(void)
return pages;
}
-void __init paging_init(void)
-{
- unsigned long max_zone_pfns[MAX_NR_ZONES];
-
- memset(max_zone_pfns, 0, sizeof(max_zone_pfns));
- max_zone_pfns[ZONE_DMA] = MAX_DMA_PFN;
- max_zone_pfns[ZONE_DMA32] = MAX_DMA32_PFN;
- max_zone_pfns[ZONE_NORMAL] = max_pfn;
-
- sparse_memory_present_with_active_regions(MAX_NUMNODES);
- sparse_init();
-
- free_area_init_nodes(max_zone_pfns);
-}
-
static __init int numa_setup(char *opt)
{
if (!opt)