diff options
| author | Andy Whitcroft <apw@shadowen.org> | 2005-06-23 11:08:01 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-06-23 20:45:05 +0400 |
| commit | 510f8fa7ba18320d408dd3093663e58f5664f2f0 (patch) | |
| tree | e355a1268cc9f42fac7e4b904d67e450775fb91f /include/asm-ppc64 | |
| parent | 29751f6991e845f7d002a6ae520bf996b38c8dcd (diff) | |
| download | linux-510f8fa7ba18320d408dd3093663e58f5664f2f0.tar.xz | |
[PATCH] ppc64: add early_pfn_to_nid
Provide an implementation of early_pfn_to_nid for PPC64. This is used by
memory models to determine the node from which to take allocations before the
memory allocators are fully initialised.
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>
Diffstat (limited to 'include/asm-ppc64')
| -rw-r--r-- | include/asm-ppc64/mmzone.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/asm-ppc64/mmzone.h b/include/asm-ppc64/mmzone.h index cbfc5ecfe875..ecc4b07507d6 100644 --- a/include/asm-ppc64/mmzone.h +++ b/include/asm-ppc64/mmzone.h @@ -90,4 +90,9 @@ static inline int pa_to_nid(unsigned long pa) #define discontigmem_pfn_valid(pfn) ((pfn) < num_physpages) #endif /* CONFIG_DISCONTIGMEM */ + +#ifdef CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID +#define early_pfn_to_nid(pfn) pa_to_nid(((unsigned long)pfn) << PAGE_SHIFT) +#endif + #endif /* _ASM_MMZONE_H_ */ |