diff options
| author | dyson <dyson@FreeBSD.org> | 1997-03-23 02:44:54 +0000 |
|---|---|---|
| committer | dyson <dyson@FreeBSD.org> | 1997-03-23 02:44:54 +0000 |
| commit | 9c1cce114fbef8364b2d49669b0215e8bac94fd3 (patch) | |
| tree | e758f5e2b3e2ebeca45dcb796337e2c055026163 /sys/vm/vm_page.c | |
| parent | 9243f015c687ebe7a0e41230e547565ceecff60a (diff) | |
| download | FreeBSD-src-9c1cce114fbef8364b2d49669b0215e8bac94fd3.zip FreeBSD-src-9c1cce114fbef8364b2d49669b0215e8bac94fd3.tar.gz | |
Fix a significant error in the accounting for pre-zeroed pages. This
is a candidate for RELENG_2_2...
Diffstat (limited to 'sys/vm/vm_page.c')
| -rw-r--r-- | sys/vm/vm_page.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/sys/vm/vm_page.c b/sys/vm/vm_page.c index fe90a73..d06711b 100644 --- a/sys/vm/vm_page.c +++ b/sys/vm/vm_page.c @@ -34,7 +34,7 @@ * SUCH DAMAGE. * * from: @(#)vm_page.c 7.4 (Berkeley) 5/7/91 - * $Id$ + * $Id: vm_page.c,v 1.76 1997/02/22 09:48:31 peter Exp $ */ /* @@ -734,7 +734,7 @@ vm_page_alloc(object, pindex, page_req) { register vm_page_t m; struct vpgqueues *pq; - int queue; + int queue, qtype; int s; #ifdef DIAGNOSTIC @@ -835,15 +835,16 @@ vm_page_alloc(object, pindex, page_req) } queue = m->queue; - if (queue == PQ_ZERO) + qtype = queue - m->pc; + if (qtype == PQ_ZERO) --vm_page_zero_count; pq = &vm_page_queues[queue]; TAILQ_REMOVE(pq->pl, m, pageq); --(*pq->cnt); --(*pq->lcnt); - if ((m->queue - m->pc) == PQ_ZERO) { + if (qtype == PQ_ZERO) { m->flags = PG_ZERO|PG_BUSY; - } else if ((m->queue - m->pc) == PQ_CACHE) { + } else if (qtype == PQ_CACHE) { vm_page_remove(m); m->flags = PG_BUSY; } else { |
