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vm_page_queue_init:

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Remove the initialization of PQ_NONE's cnt and lcnt.  They aren't
	used.

vm_page_insert:
	Remove an unnecessary dereference.

vm_page_wire:
	Remove the one and only (and thus pointless) reference
	to PQ_NONE's lcnt.
This commit is contained in:
alc 1999-07-31 04:19:49 +00:00
parent 04c8a03252
commit 1c103fecb5
1 changed files with 4 additions and 9 deletions
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13
sys/vm/vm_page.c
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@ -34,7 +34,7 @@
* SUCH DAMAGE.
*
* from: @(#)vm_page.c 7.4 (Berkeley) 5/7/91
* $Id: vm_page.c,v 1.133 1999/06/22 07:18:17 alc Exp $
* $Id: vm_page.c,v 1.134 1999/07/01 19:53:42 peter Exp $
*/
/*
@ -104,8 +104,6 @@ struct pglist vm_page_queue_active = {0};
struct pglist vm_page_queue_inactive = {0};
struct pglist vm_page_queue_cache[PQ_L2_SIZE] = {{0}};
static int no_queue=0;
struct vpgqueues vm_page_queues[PQ_COUNT] = {{0}};
static int pqcnt[PQ_COUNT] = {0};
@ -113,8 +111,6 @@ static void
vm_page_queue_init(void) {
int i;
vm_page_queues[PQ_NONE].pl = NULL;
vm_page_queues[PQ_NONE].cnt = &no_queue;
for(i=0;i<PQ_L2_SIZE;i++) {
vm_page_queues[PQ_FREE+i].pl = &vm_page_queue_free[i];
vm_page_queues[PQ_FREE+i].cnt = &cnt.v_free_count;
@ -128,10 +124,10 @@ vm_page_queue_init(void) {
vm_page_queues[PQ_CACHE+i].pl = &vm_page_queue_cache[i];
vm_page_queues[PQ_CACHE+i].cnt = &cnt.v_cache_count;
}
for(i=0;i<PQ_COUNT;i++) {
for(i=PQ_FREE;i<PQ_COUNT;i++) {
if (vm_page_queues[i].pl) {
TAILQ_INIT(vm_page_queues[i].pl);
} else if (i != 0) {
} else {
panic("vm_page_queue_init: queue %d is null", i);
}
vm_page_queues[i].lcnt = &pqcnt[i];
@ -398,7 +394,7 @@ vm_page_insert(m, object, pindex)
*/
TAILQ_INSERT_TAIL(&object->memq, m, listq);
m->object->generation++;
object->generation++;
/*
* show that the object has one more resident page.
@ -1208,7 +1204,6 @@ vm_page_wire(m)
}
m->wire_count++;
splx(s);
(*vm_page_queues[PQ_NONE].lcnt)++;
vm_page_flag_set(m, PG_MAPPED);
}