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authorDale Rahn <drahn@cvs.openbsd.org>2001-02-15 04:11:12 +0000
committerDale Rahn <drahn@cvs.openbsd.org>2001-02-15 04:11:12 +0000
commit2adb3517ae934717f9b049709bed6e8e5f8a6f17 (patch)
tree775f0e7ec268a9ee2d6ee50b30cd639ea04570b7 /sys/arch
parentc8b00c03932cfab5b77c51e6c4ff391005c70c9f (diff)
approaching UVM support for powerpc, initialize all of the buffer
entries, not just the first entry of each buffer.
Diffstat (limited to 'sys/arch')
-rw-r--r--sys/arch/powerpc/powerpc/machdep.c18
1 files changed, 11 insertions, 7 deletions
diff --git a/sys/arch/powerpc/powerpc/machdep.c b/sys/arch/powerpc/powerpc/machdep.c
index 6264727eff8..13bbc868842 100644
--- a/sys/arch/powerpc/powerpc/machdep.c
+++ b/sys/arch/powerpc/powerpc/machdep.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: machdep.c,v 1.52 2001/02/12 06:26:30 drahn Exp $ */
+/* $OpenBSD: machdep.c,v 1.53 2001/02/15 04:11:11 drahn Exp $ */
/* $NetBSD: machdep.c,v 1.4 1996/10/16 19:33:11 ws Exp $ */
/*
@@ -507,12 +507,16 @@ cpu_startup()
curbuf = (vm_offset_t)buffers + i * MAXBSIZE;
curbufsize = CLBYTES * (i < residual ? base + 1 : base);
#ifdef UVM
- pg = uvm_pagealloc(NULL, 0, NULL, 0);
- if (pg == NULL)
- panic("cpu_startup: not enough memory for"
- " buffer cache");
- pmap_kenter_pa(curbuf, VM_PAGE_TO_PHYS(pg),
- VM_PROT_READ|VM_PROT_WRITE);
+ while (curbufsize) {
+ pg = uvm_pagealloc(NULL, 0, NULL, 0);
+ if (pg == NULL)
+ panic("cpu_startup: not enough memory for"
+ " buffer cache");
+ pmap_kenter_pa(curbuf, VM_PAGE_TO_PHYS(pg),
+ VM_PROT_READ|VM_PROT_WRITE);
+ curbuf += PAGE_SIZE;
+ curbufsize -= PAGE_SIZE;
+ }
#else
vm_map_pageable(buffer_map, curbuf, curbuf + curbufsize,
FALSE);