diff options
| author | Andi Kleen <ak@suse.de> | 2006-04-18 06:35:16 -0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-04-18 13:39:19 -0400 |
| commit | 6fa679fdea22cd96287d4aa11ee771bcd46c6dfb (patch) | |
| tree | 42c96f5178c7c15ad4032918375ad097cf8ea0a1 | |
| parent | 8bcc5280e68878d2b989c91d98305109e391c86a (diff) | |
[PATCH] x86_64: Increase NUMA hash function nodemap
Needed for some big Opteron systems to compute a numa hash function
They have more than 12 bits significant address.
TBD switch this over to dynamic allocation or use better hash
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
| -rw-r--r-- | include/asm-x86_64/mmzone.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/include/asm-x86_64/mmzone.h b/include/asm-x86_64/mmzone.h index 6b18cd8f293d..6944e7122df5 100644 --- a/include/asm-x86_64/mmzone.h +++ b/include/asm-x86_64/mmzone.h | |||
| @@ -12,7 +12,8 @@ | |||
| 12 | 12 | ||
| 13 | #include <asm/smp.h> | 13 | #include <asm/smp.h> |
| 14 | 14 | ||
| 15 | #define NODEMAPSIZE 0xfff | 15 | /* Should really switch to dynamic allocation at some point */ |
| 16 | #define NODEMAPSIZE 0x4fff | ||
| 16 | 17 | ||
| 17 | /* Simple perfect hash to map physical addresses to node numbers */ | 18 | /* Simple perfect hash to map physical addresses to node numbers */ |
| 18 | struct memnode { | 19 | struct memnode { |