diff options
| author | Andy Whitcroft <apw@shadowen.org> | 2005-06-23 03:08:03 -0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-06-23 12:45:06 -0400 |
| commit | 145e664231648121026d470094c200851a446a73 (patch) | |
| tree | c9362f4ec3e3114afb9b7134ae89152cbbc73cd4 /include/asm-ppc64/page.h | |
| parent | 74b30be2e183bd9a12d0350698996e3d1969f290 (diff) | |
[PATCH] ppc64: sparsemem memory model
Provide the architecture specific implementation for SPARSEMEM for PPC64
systems.
Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Dave Hansen <haveblue@us.ibm.com>
Signed-off-by: Mike Kravetz <kravetz@us.ibm.com> (in part)
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/page.h')
| -rw-r--r-- | include/asm-ppc64/page.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/include/asm-ppc64/page.h b/include/asm-ppc64/page.h index 257d87eb7c34..a5893a305a09 100644 --- a/include/asm-ppc64/page.h +++ b/include/asm-ppc64/page.h | |||
| @@ -217,7 +217,8 @@ extern u64 ppc64_pft_size; /* Log 2 of page table size */ | |||
| 217 | #define page_to_pfn(page) discontigmem_page_to_pfn(page) | 217 | #define page_to_pfn(page) discontigmem_page_to_pfn(page) |
| 218 | #define pfn_to_page(pfn) discontigmem_pfn_to_page(pfn) | 218 | #define pfn_to_page(pfn) discontigmem_pfn_to_page(pfn) |
| 219 | #define pfn_valid(pfn) discontigmem_pfn_valid(pfn) | 219 | #define pfn_valid(pfn) discontigmem_pfn_valid(pfn) |
| 220 | #else | 220 | #endif |
| 221 | #ifdef CONFIG_FLATMEM | ||
| 221 | #define pfn_to_page(pfn) (mem_map + (pfn)) | 222 | #define pfn_to_page(pfn) (mem_map + (pfn)) |
| 222 | #define page_to_pfn(page) ((unsigned long)((page) - mem_map)) | 223 | #define page_to_pfn(page) ((unsigned long)((page) - mem_map)) |
| 223 | #define pfn_valid(pfn) ((pfn) < max_mapnr) | 224 | #define pfn_valid(pfn) ((pfn) < max_mapnr) |