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uvm_pglistfree(): just use uvm_pagefree().

This commit is contained in:
ad 2020-05-23 20:22:42 +00:00
parent 07861232b4
commit a5899d2545
1 changed files with 3 additions and 26 deletions
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29
sys/uvm/uvm_pglist.c
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@ -1,4 +1,4 @@
/* $NetBSD: uvm_pglist.c,v 1.81 2020/03/01 21:43:56 ad Exp $ */
/* $NetBSD: uvm_pglist.c,v 1.82 2020/05/23 20:22:42 ad Exp $ */
/*-
* Copyright (c) 1997, 2019 The NetBSD Foundation, Inc.
@ -35,7 +35,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: uvm_pglist.c,v 1.81 2020/03/01 21:43:56 ad Exp $");
__KERNEL_RCSID(0, "$NetBSD: uvm_pglist.c,v 1.82 2020/05/23 20:22:42 ad Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -560,37 +560,14 @@ uvm_pglistalloc(psize_t size, paddr_t low, paddr_t high, paddr_t alignment,
void
uvm_pglistfree(struct pglist *list)
{
struct pgfreelist *pgfl;
struct pgflbucket *pgb;
struct vm_page *pg;
int c, b;
KASSERT(!cpu_intr_p());
KASSERT(!cpu_softintr_p());
/*
* Lock the free list and free each page.
*/
uvm_pgfl_lock();
while ((pg = TAILQ_FIRST(list)) != NULL) {
TAILQ_REMOVE(list, pg, pageq.queue);
pg->flags = (pg->flags & PG_ZERO) | PG_FREE;
#ifdef DEBUG
pg->uobject = (void *)0xdeadbeef;
pg->uanon = (void *)0xdeadbeef;
if (pg->flags & PG_ZERO)
uvm_pagezerocheck(pg);
#endif /* DEBUG */
c = VM_PGCOLOR(pg);
b = uvm_page_get_bucket(pg);
pgfl = &uvm.page_free[uvm_page_get_freelist(pg)];
pgb = pgfl->pgfl_buckets[b];
if (pg->flags & PG_ZERO)
CPU_COUNT(CPU_COUNT_ZEROPAGES, 1);
pgb->pgb_nfree++;
LIST_INSERT_HEAD(&pgb->pgb_colors[c], pg, pageq.list);
uvm_pagefree(pg);
STAT_DECR(uvm_pglistalloc_npages);
}
uvm_pgfl_unlock();
}