diff options
| author |   Andy Whitcroft <apw@shadowen.org> | 2005-06-23 00:07:57 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-06-23 09:45:05 -0700 |
| commit | 05b79bdcb48c18cd9b580c39e3efb9a1ab078151 (patch) | |
| tree | 1767aaa7a4621ff4cf1a85c2078229de54272f30 /arch/i386/mm/init.c | |
| parent | [PATCH] sparsemem memory model (diff) | |
| download | linux-dev-05b79bdcb48c18cd9b580c39e3efb9a1ab078151.tar.xz linux-dev-05b79bdcb48c18cd9b580c39e3efb9a1ab078151.zip | |
[PATCH] sparsemem memory model for i386
Provide the architecture specific implementation for SPARSEMEM for i386 SMP
and NUMA systems.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Dave Hansen <haveblue@us.ibm.com>
Signed-off-by: Martin Bligh <mbligh@aracnet.com>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/i386/mm/init.c')
| -rw-r--r-- | arch/i386/mm/init.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/arch/i386/mm/init.c b/arch/i386/mm/init.c index 666ca79fb50a..48ebfab77a3c 100644 --- a/arch/i386/mm/init.c +++ b/arch/i386/mm/init.c @@ -276,7 +276,9 @@ void __init one_highpage_init(struct page *page, int pfn, int bad_ppro) SetPageReserved(page); } -#ifndef CONFIG_DISCONTIGMEM +#ifdef CONFIG_NUMA +extern void set_highmem_pages_init(int); +#else static void __init set_highmem_pages_init(int bad_ppro) { int pfn; @@ -284,9 +286,7 @@ static void __init set_highmem_pages_init(int bad_ppro) one_highpage_init(pfn_to_page(pfn), pfn, bad_ppro); totalram_pages += totalhigh_pages; } -#else -extern void set_highmem_pages_init(int); -#endif /* !CONFIG_DISCONTIGMEM */ +#endif /* CONFIG_FLATMEM */ #else #define kmap_init() do { } while (0) @@ -297,10 +297,10 @@ extern void set_highmem_pages_init(int); unsigned long long __PAGE_KERNEL = _PAGE_KERNEL; unsigned long long __PAGE_KERNEL_EXEC = _PAGE_KERNEL_EXEC; -#ifndef CONFIG_DISCONTIGMEM -#define remap_numa_kva() do {} while (0) -#else +#ifdef CONFIG_NUMA extern void __init remap_numa_kva(void); +#else +#define remap_numa_kva() do {} while (0) #endif static void __init pagetable_init (void) @@ -525,7 +525,7 @@ static void __init set_max_mapnr_init(void) #else num_physpages = max_low_pfn; #endif -#ifndef CONFIG_DISCONTIGMEM +#ifdef CONFIG_FLATMEM max_mapnr = num_physpages; #endif } @@ -539,7 +539,7 @@ void __init mem_init(void) int tmp; int bad_ppro; -#ifndef CONFIG_DISCONTIGMEM +#ifdef CONFIG_FLATMEM if (!mem_map) BUG(); #endif |