diff options
Diffstat (limited to 'sys/vm')
-rw-r--r-- | sys/vm/vm_page.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/sys/vm/vm_page.h b/sys/vm/vm_page.h index e91928c..5e9ce24 100644 --- a/sys/vm/vm_page.h +++ b/sys/vm/vm_page.h @@ -61,7 +61,7 @@ * any improvements or extensions that they make and grant Carnegie the * rights to redistribute these changes. * - * $Id: vm_page.h,v 1.63 1999/07/22 06:04:17 alc Exp $ + * $Id: vm_page.h,v 1.64 1999/07/31 18:31:00 alc Exp $ */ /* @@ -179,12 +179,18 @@ struct vm_page { #define PQ_L2_SIZE 16 /* A reasonable number of colors (opt for 64K cache) */ #endif -#if defined(PQ_MEDIUMCACHE) || !defined(PQ_L2_SIZE) +#if defined(PQ_MEDIUMCACHE) #define PQ_PRIME1 13 /* Prime number somewhat less than PQ_HASH_SIZE */ #define PQ_PRIME2 7 /* Prime number somewhat less than PQ_HASH_SIZE */ #define PQ_L2_SIZE 64 /* A number of colors opt for 256K cache */ #endif +#if !defined(PQ_L2_SIZE) +#define PQ_PRIME1 9 /* Produces a good PQ_L2_SIZE/3 + PQ_PRIME1 */ +#define PQ_PRIME2 5 /* Prime number somewhat less than PQ_HASH_SIZE */ +#define PQ_L2_SIZE 32 /* 512KB or smaller, 4-way set-associative cache */ +#endif + #define PQ_L2_MASK (PQ_L2_SIZE - 1) #define PQ_NONE 0 |