diff options
author | Ralf Baechle <ralf@linux-mips.org> | 2006-06-12 08:13:56 (GMT) |
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committer | Ralf Baechle <ralf@linux-mips.org> | 2006-06-19 16:39:22 (GMT) |
commit | e53639d8f313974a87540015cbb0832905be6056 (patch) | |
tree | b6a442bd408c9c4f2d3de284097d06c69cae273f /include | |
parent | 952fa954a61cee43de5afba91ae605e30ed2586c (diff) | |
download | linux-fsl-qoriq-e53639d8f313974a87540015cbb0832905be6056.tar.xz |
[MIPS] Consolidate definitions of pfn_valid in one file.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'include')
-rw-r--r-- | include/asm-mips/mmzone.h | 8 | ||||
-rw-r--r-- | include/asm-mips/page.h | 19 |
2 files changed, 19 insertions, 8 deletions
diff --git a/include/asm-mips/mmzone.h b/include/asm-mips/mmzone.h index 7bde443..79f4491 100644 --- a/include/asm-mips/mmzone.h +++ b/include/asm-mips/mmzone.h @@ -14,14 +14,6 @@ #define kvaddr_to_nid(kvaddr) pa_to_nid(__pa(kvaddr)) #define pfn_to_nid(pfn) pa_to_nid((pfn) << PAGE_SHIFT) -#define pfn_valid(pfn) \ -({ \ - unsigned long __pfn = (pfn); \ - int __n = pfn_to_nid(__pfn); \ - ((__n >= 0) ? (__pfn < NODE_DATA(__n)->node_start_pfn + \ - NODE_DATA(__n)->node_spanned_pages) : 0);\ -}) - /* XXX: FIXME -- wli */ #define kern_addr_valid(addr) (0) diff --git a/include/asm-mips/page.h b/include/asm-mips/page.h index 4035ec7..3d262c0 100644 --- a/include/asm-mips/page.h +++ b/include/asm-mips/page.h @@ -145,6 +145,25 @@ typedef struct { unsigned long pgprot; } pgprot_t; #endif #endif +#ifdef CONFIG_FLATMEM + +#define pfn_valid(pfn) ((pfn) < max_mapnr) + +#elif defined(CONFIG_NEED_MULTIPLE_NODES) + +#define pfn_valid(pfn) \ +({ \ + unsigned long __pfn = (pfn); \ + int __n = pfn_to_nid(__pfn); \ + ((__n >= 0) ? (__pfn < NODE_DATA(__n)->node_start_pfn + \ + NODE_DATA(__n)->node_spanned_pages) \ + : 0); \ +}) + +#else +#error Provide a definition of pfn_valid +#endif + #define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT) #define virt_addr_valid(kaddr) pfn_valid(__pa(kaddr) >> PAGE_SHIFT) |