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| author | Dave Hansen <haveblue@us.ibm.com> | 2005-06-23 00:07:41 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-06-23 09:45:01 -0700 |
| commit | 5b505b90b2d54e526cc8d123bdef3b98c9f0bbc6 (patch) | |
| tree | c56ce2547e654eb0a2166171ba8ca19eaa8cd65f /include/asm-i386/page.h | |
| parent | 348f8b6c4837a07304d2f72b11ce8d96588065e0 (diff) | |
| download | lwn-5b505b90b2d54e526cc8d123bdef3b98c9f0bbc6.tar.gz lwn-5b505b90b2d54e526cc8d123bdef3b98c9f0bbc6.zip | |
[PATCH] sparsemem base: teach discontig about sparse ranges
discontig.c has some assumptions that mem_map[]s inside of a node are
contiguous. Teach it to make sure that each region that it's bringing online
is actually made up of valid ranges of ram.
Written-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Dave Hansen <haveblue@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/asm-i386/page.h')
| -rw-r--r-- | include/asm-i386/page.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/asm-i386/page.h b/include/asm-i386/page.h index 41400d342d44..8f3dded01bff 100644 --- a/include/asm-i386/page.h +++ b/include/asm-i386/page.h @@ -120,6 +120,8 @@ static __inline__ int get_order(unsigned long size) extern int sysctl_legacy_va_layout; +extern int page_is_ram(unsigned long pagenr); + #endif /* __ASSEMBLY__ */ #ifdef __ASSEMBLY__ |