Author: alc
Date: Sat Nov 22 17:46:30 2014
New Revision: 274867
URL: https://svnweb.freebsd.org/changeset/base/274867
Log:
By the time that vm_reserv_init() runs, vm_phys_segs[] is initialized. Use
it instead of phys_avail[].
Discussed with: Svatopluk Kraus
Modified:
head/sys/vm/vm_reserv.c
Modified: head/sys/vm/vm_reserv.c
==============================================================================
--- head/sys/vm/vm_reserv.c Sat Nov 22 17:39:39 2014 (r274866)
+++ head/sys/vm/vm_reserv.c Sat Nov 22 17:46:30 2014 (r274867)
@@ -818,15 +818,17 @@ void
vm_reserv_init(void)
{
vm_paddr_t paddr;
- int i;
+ struct vm_phys_seg *seg;
+ int segind;
/*
* Initialize the reservation array. Specifically, initialize the
* "pages" field for every element that has an underlying superpage.
*/
- for (i = 0; phys_avail[i + 1] != 0; i += 2) {
- paddr = roundup2(phys_avail[i], VM_LEVEL_0_SIZE);
- while (paddr + VM_LEVEL_0_SIZE <= phys_avail[i + 1]) {
+ for (segind = 0; segind < vm_phys_nsegs; segind++) {
+ seg = &vm_phys_segs[segind];
+ paddr = roundup2(seg->start, VM_LEVEL_0_SIZE);
+ while (paddr + VM_LEVEL_0_SIZE <= seg->end) {
vm_reserv_array[paddr >> VM_LEVEL_0_SHIFT].pages =
PHYS_TO_VM_PAGE(paddr);
paddr += VM_LEVEL_0_SIZE;
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