diff options
Diffstat (limited to 'sys/vm/swap_pager.h')
| -rw-r--r-- | sys/vm/swap_pager.h | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/sys/vm/swap_pager.h b/sys/vm/swap_pager.h index e505e436d1ce..853edd5d1b16 100644 --- a/sys/vm/swap_pager.h +++ b/sys/vm/swap_pager.h @@ -36,7 +36,7 @@ * SUCH DAMAGE. * * from: @(#)swap_pager.h 7.1 (Berkeley) 12/5/90 - * $Id: swap_pager.h,v 1.7 1994/01/17 09:33:25 davidg Exp $ + * $Id: swap_pager.h,v 1.9 1994/03/14 21:54:23 davidg Exp $ */ /* @@ -48,7 +48,7 @@ #define _SWAP_PAGER_ 1 /* - * SWB_NPAGES can be set to any value from 1 to 32 pages per allocation, + * SWB_NPAGES can be set to any value from 1 to 16 pages per allocation, * however, due to the allocation spilling into non-swap pager backed memory, * suggest keeping SWB_NPAGES small (1-4). If high performance is manditory * perhaps up to 8 pages might be in order???? @@ -57,7 +57,8 @@ */ #define SWB_NPAGES 8 struct swblock { - unsigned int swb_valid; /* bitmask for valid pages */ + unsigned short swb_valid; /* bitmask for valid pages */ + unsigned short swb_locked; /* block locked */ int swb_block[SWB_NPAGES]; /* unfortunately int instead of daddr_t */ }; typedef struct swblock *sw_blk_t; @@ -89,7 +90,7 @@ boolean_t swap_pager_getmulti(vm_pager_t, vm_page_t *, int, int, boolean_t); boolean_t swap_pager_haspage(vm_pager_t, vm_offset_t); int swap_pager_io(sw_pager_t, vm_page_t *, int, int, int); void swap_pager_iodone(struct buf *); -boolean_t swap_pager_clean(vm_page_t, int); +boolean_t swap_pager_clean(); extern struct pagerops swappagerops; |