diff options
| author | Martin J. Bligh <mbligh@aracnet.com> | 2004-07-02 20:02:16 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2004-07-02 20:02:16 -0700 |
| commit | 3fec7922689a0a58eefd9d984ef6bcd0174804e7 (patch) | |
| tree | 402f976e7b51206496f47d49efe99e65fe8ba320 /include | |
| parent | 3796df42975a5010c5f9ec4a5968c7ee835e760a (diff) | |
[PATCH] ia32 NUMA: physnode_map entries can be negative
Based on work from Bill Irwin <wli@holomorphy.com>
physnode_map[] needs to be signed so that pfn_to_nid() can return negative
values used to detect invalid pfn's.
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-i386/mmzone.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/include/asm-i386/mmzone.h b/include/asm-i386/mmzone.h index 3b8e4b7cc7cc..ed348f37eefc 100644 --- a/include/asm-i386/mmzone.h +++ b/include/asm-i386/mmzone.h @@ -37,12 +37,12 @@ extern struct pglist_data *node_data[]; #define MAX_ELEMENTS 256 #define PAGES_PER_ELEMENT (MAX_NR_PAGES/MAX_ELEMENTS) -extern u8 physnode_map[]; +extern s8 physnode_map[]; static inline int pfn_to_nid(unsigned long pfn) { #ifdef CONFIG_NUMA - return(physnode_map[(pfn) / PAGES_PER_ELEMENT]); + return((int) physnode_map[(pfn) / PAGES_PER_ELEMENT]); #else return 0; #endif |