diff options
| author | Andy Whitcroft <apw@shadowen.org> | 2005-06-23 03:08:01 -0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-06-23 12:45:05 -0400 |
| commit | 510f8fa7ba18320d408dd3093663e58f5664f2f0 (patch) | |
| tree | e355a1268cc9f42fac7e4b904d67e450775fb91f /include | |
| parent | 29751f6991e845f7d002a6ae520bf996b38c8dcd (diff) | |
[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')
| -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) | |||
| 90 | #define discontigmem_pfn_valid(pfn) ((pfn) < num_physpages) | 90 | #define discontigmem_pfn_valid(pfn) ((pfn) < num_physpages) |
| 91 | 91 | ||
| 92 | #endif /* CONFIG_DISCONTIGMEM */ | 92 | #endif /* CONFIG_DISCONTIGMEM */ |
| 93 | |||
| 94 | #ifdef CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID | ||
| 95 | #define early_pfn_to_nid(pfn) pa_to_nid(((unsigned long)pfn) << PAGE_SHIFT) | ||
| 96 | #endif | ||
| 97 | |||
| 93 | #endif /* _ASM_MMZONE_H_ */ | 98 | #endif /* _ASM_MMZONE_H_ */ |