diff options
| author | dyson <dyson@FreeBSD.org> | 1996-12-05 04:28:52 +0000 |
|---|---|---|
| committer | dyson <dyson@FreeBSD.org> | 1996-12-05 04:28:52 +0000 |
| commit | e198c2084e302357c492fb892ae18bb9c017bc03 (patch) | |
| tree | 4ea71667fa7ea82fca421770fd97954649d7d5f2 /sys/amd64 | |
| parent | 2cb78c6970429413260b4ab3ef9690541d56e362 (diff) | |
| download | FreeBSD-src-e198c2084e302357c492fb892ae18bb9c017bc03.zip FreeBSD-src-e198c2084e302357c492fb892ae18bb9c017bc03.tar.gz | |
Clean-up of the new buffer kva allocation code. Also, there was an
error in the !BOUNCE_BUFFERS case.
Diffstat (limited to 'sys/amd64')
| -rw-r--r-- | sys/amd64/amd64/machdep.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/sys/amd64/amd64/machdep.c b/sys/amd64/amd64/machdep.c index 6d58566..6a01b08 100644 --- a/sys/amd64/amd64/machdep.c +++ b/sys/amd64/amd64/machdep.c @@ -35,7 +35,7 @@ * SUCH DAMAGE. * * from: @(#)machdep.c 7.4 (Berkeley) 6/3/91 - * $Id: machdep.c,v 1.215 1996/12/01 15:46:40 dyson Exp $ + * $Id: machdep.c,v 1.216 1996/12/01 16:34:05 bde Exp $ */ #include "npx.h" @@ -282,7 +282,7 @@ again: if (nbuf == 0) { nbuf = 30; if( physmem > 1024) - nbuf += min((physmem - 1024) / 6, 2048); + nbuf += min((physmem - 1024) / 4, 1536); } nswbuf = max(min(nbuf/4, 128), 16); @@ -322,15 +322,15 @@ again: #ifdef BOUNCE_BUFFERS clean_map = kmem_suballoc(kernel_map, &clean_sva, &clean_eva, - (3*nbuf*DFLTBSIZE/2) + (nswbuf*MAXPHYS) + + (nbuf*BKVASIZE) + (nswbuf*MAXPHYS) + maxbkva + pager_map_size, TRUE); io_map = kmem_suballoc(clean_map, &minaddr, &maxaddr, maxbkva, FALSE); #else clean_map = kmem_suballoc(kernel_map, &clean_sva, &clean_eva, - (nbuf*MAXBSIZE) + (nswbuf*MAXPHYS) + pager_map_size, TRUE); + (nbuf*BKVASIZE) + (nswbuf*MAXPHYS) + pager_map_size, TRUE); #endif buffer_map = kmem_suballoc(clean_map, &buffer_sva, &buffer_eva, - (3*nbuf*DFLTBSIZE/2), TRUE); + (nbuf*BKVASIZE), TRUE); pager_map = kmem_suballoc(clean_map, &pager_sva, &pager_eva, (nswbuf*MAXPHYS) + pager_map_size, TRUE); exec_map = kmem_suballoc(kernel_map, &minaddr, &maxaddr, |
