[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>
This commit is contained in:
Dave Hansen
2005-06-23 00:07:41 -07:00
committed by Linus Torvalds
parent 348f8b6c48
commit 5b505b90b2
3 changed files with 17 additions and 1 deletions

View File

@@ -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__