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| author | Pekka Enberg <penberg@cs.helsinki.fi> | 2009-05-07 15:35:41 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-05-11 11:52:06 +0200 |
| commit | 3551f88f6439cf4da3f5a3747b320280e30500de (patch) | |
| tree | 5340ec7013bee0b73e288dcde5a6eee9fe2612a1 /arch/x86/mm | |
| parent | 0964b0562bb9c93194e852b47bab2397b9e11c18 (diff) | |
| download | linux-3551f88f6439cf4da3f5a3747b320280e30500de.tar.bz2 | |
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.c | 6 | ||||
| -rw-r--r-- | arch/x86/mm/numa_64.c | 15 |
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) |