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| author | Andy Whitcroft <apw@shadowen.org> | 2005-06-23 09:07:52 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-06-23 18:45:04 +0200 |
| commit | b159d43fbf7eaaac6ecc647f51cf4257332db47b (patch) | |
| tree | 968d856c1bd80b47c76d27da272d95bcaf97aa78 | |
| parent | [PATCH] ppc64: Kconfig memory models (diff) | |
| download | linux-b159d43fbf7eaaac6ecc647f51cf4257332db47b.tar.xz linux-b159d43fbf7eaaac6ecc647f51cf4257332db47b.zip | |
[PATCH] generify early_pfn_to_nid
Provide a default implementation for early_pfn_to_nid returning node 0. Allow
architectures to override this with their own implementation out of
asm/mmzone.h.
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: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
| -rw-r--r-- | arch/i386/Kconfig | 4 | ||||
| -rw-r--r-- | include/asm-i386/mmzone.h | 3 | ||||
| -rw-r--r-- | include/linux/mmzone.h | 4 |
3 files changed, 11 insertions, 0 deletions
diff --git a/arch/i386/Kconfig b/arch/i386/Kconfig index 8e5242c8e09d..a8128f997339 100644 --- a/arch/i386/Kconfig +++ b/arch/i386/Kconfig @@ -810,6 +810,10 @@ config HAVE_ARCH_ALLOC_REMAP source "mm/Kconfig" +config HAVE_ARCH_EARLY_PFN_TO_NID + bool + default y + config HIGHPTE bool "Allocate 3rd-level pagetables from highmem" depends on HIGHMEM4G || HIGHMEM64G diff --git a/include/asm-i386/mmzone.h b/include/asm-i386/mmzone.h index 9cec191f462c..48e46d403aa6 100644 --- a/include/asm-i386/mmzone.h +++ b/include/asm-i386/mmzone.h @@ -143,4 +143,7 @@ static inline void get_memcfg_numa(void) } #endif /* CONFIG_DISCONTIGMEM */ + +extern int early_pfn_to_nid(unsigned long pfn); + #endif /* _ASM_MMZONE_H_ */ diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 95f4a780ea66..6ef07de98d69 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -435,6 +435,10 @@ extern struct pglist_data contig_page_data; #endif +#ifndef CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID +#define early_pfn_to_nid(nid) (0UL) +#endif + #endif /* !__ASSEMBLY__ */ #endif /* __KERNEL__ */ #endif /* _LINUX_MMZONE_H */ |