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| author | Linus Torvalds <torvalds@g5.osdl.org> | 2005-10-29 08:09:26 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-10-29 08:09:26 +0400 |
| commit | 8a212ab6b8a4ccc6f3c3d1beba5f92655c576404 (patch) | |
| tree | 525271129ff9c692defdd20566f1f7203b18ff24 /include/asm-ia64/sparsemem.h | |
| parent | 1f419cadff55f548e7356ffebdb9e1b5a8c22275 (diff) | |
| parent | 0e1f60609258e18ec0a0477c646101212822d387 (diff) | |
| download | linux-8a212ab6b8a4ccc6f3c3d1beba5f92655c576404.tar.xz | |
Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6
Diffstat (limited to 'include/asm-ia64/sparsemem.h')
| -rw-r--r-- | include/asm-ia64/sparsemem.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/include/asm-ia64/sparsemem.h b/include/asm-ia64/sparsemem.h new file mode 100644 index 000000000000..67a7c40ec27f --- /dev/null +++ b/include/asm-ia64/sparsemem.h @@ -0,0 +1,20 @@ +#ifndef _ASM_IA64_SPARSEMEM_H +#define _ASM_IA64_SPARSEMEM_H + +#ifdef CONFIG_SPARSEMEM +/* + * SECTION_SIZE_BITS 2^N: how big each section will be + * MAX_PHYSMEM_BITS 2^N: how much memory we can have in that space + */ + +#define SECTION_SIZE_BITS (30) +#define MAX_PHYSMEM_BITS (50) +#ifdef CONFIG_FORCE_MAX_ZONEORDER +#if ((CONFIG_FORCE_MAX_ZONEORDER - 1 + PAGE_SHIFT) > SECTION_SIZE_BITS) +#undef SECTION_SIZE_BITS +#define SECTION_SIZE_BITS (CONFIG_FORCE_MAX_ZONEORDER - 1 + PAGE_SHIFT) +#endif +#endif + +#endif /* CONFIG_SPARSEMEM */ +#endif /* _ASM_IA64_SPARSEMEM_H */ |