Module Name: src
Committed By: matt
Date: Sat Jan 19 00:15:10 UTC 2013
Modified Files:
src/sys/arch/arm/arm32: pmap.c
Log Message:
Switch from only UVM_PGA_STRAT_ONLY to UVM_PGA_STRAT_FALLBACK in
arm_pmap_alloc_poolpage.
To generate a diff of this commit:
cvs rdiff -u -r1.247 -r1.248 src/sys/arch/arm/arm32/pmap.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/arm/arm32/pmap.c
diff -u src/sys/arch/arm/arm32/pmap.c:1.247 src/sys/arch/arm/arm32/pmap.c:1.248
--- src/sys/arch/arm/arm32/pmap.c:1.247 Fri Jan 11 12:04:00 2013
+++ src/sys/arch/arm/arm32/pmap.c Sat Jan 19 00:15:09 2013
@@ -1,4 +1,4 @@
-/* $NetBSD: pmap.c,v 1.247 2013/01/11 12:04:00 matt Exp $ */
+/* $NetBSD: pmap.c,v 1.248 2013/01/19 00:15:09 matt Exp $ */
/*
* Copyright 2003 Wasabi Systems, Inc.
@@ -212,7 +212,7 @@
#include <arm/cpuconf.h>
#include <arm/arm32/katelib.h>
-__KERNEL_RCSID(0, "$NetBSD: pmap.c,v 1.247 2013/01/11 12:04:00 matt Exp $");
+__KERNEL_RCSID(0, "$NetBSD: pmap.c,v 1.248 2013/01/19 00:15:09 matt Exp $");
#ifdef PMAP_DEBUG
@@ -6929,11 +6929,13 @@ arm_pmap_alloc_poolpage(int flags)
{
/*
* On some systems, only some pages may be "coherent" for dma and we
- * want to use those for pool pages (think mbufs).
+ * want to prefer those for pool pages (think mbufs) but fallback to
+ * any page if none is available.
*/
- if (arm_poolpage_vmfreelist != VM_FREELIST_DEFAULT)
+ if (arm_poolpage_vmfreelist != VM_FREELIST_DEFAULT) {
return uvm_pagealloc_strat(NULL, 0, NULL, flags,
- UVM_PGA_STRAT_ONLY, arm_poolpage_vmfreelist);
+ UVM_PGA_STRAT_FALLBACK, arm_poolpage_vmfreelist);
+ }
return uvm_pagealloc(NULL, 0, NULL, flags);
}
