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[Xen-changelog] [IA64] zero clear page for pgd, pmd, pte.
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| Subject: | [Xen-changelog] [IA64] zero clear page for pgd, pmd, pte. |
| From: | Xen patchbot -unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx> |
| Date: | Thu, 02 Mar 2006 12:16:12 +0000 |
| Delivery-date: | Thu, 02 Mar 2006 12:17:45 +0000 |
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# HG changeset patch
# User awilliam@xxxxxxxxxxx
# Node ID 7b2399cb65081895440b0a53e972d632cebb2ef2
# Parent 9eb9fa8a9933721dc42fe547d9c681a5142b5eaa
[IA64] zero clear page for pgd, pmd, pte.
xen heap page are not always zero cleared, so that explicit zeroing
is needed.
Signed-off-by: Isaku Yamahata <yamahata@xxxxxxxxxxxxx>
diff -r 9eb9fa8a9933 -r 7b2399cb6508 xen/arch/ia64/xen/xenmisc.c
--- a/xen/arch/ia64/xen/xenmisc.c Thu Feb 9 20:35:11 2006
+++ b/xen/arch/ia64/xen/xenmisc.c Thu Feb 9 20:43:39 2006
@@ -168,7 +168,11 @@
void *pgtable_quicklist_alloc(void)
{
- return alloc_xenheap_pages(0);
+ void *p;
+ p = alloc_xenheap_pages(0);
+ if (p)
+ clear_page(p);
+ return p;
}
void pgtable_quicklist_free(void *pgtable_entry)
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