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[Xen-devel] [PATCH 07/12] xenpaging: update machine_to_phys_mapping[] du
| To: | xen-devel@xxxxxxxxxxxxxxxxxxx |
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| Subject: | [Xen-devel] [PATCH 07/12] xenpaging: update machine_to_phys_mapping[] during page-in |
| From: | Olaf Hering <olaf@xxxxxxxxx> |
| Date: | Mon, 10 Jan 2011 17:43:52 +0100 |
| Delivery-date: | Mon, 10 Jan 2011 08:50:13 -0800 |
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Update the machine_to_phys_mapping[] array during page-in. The gfn is
now at a different page and the array has still INVALID_M2P_ENTRY in the
index.
Signed-off-by: Olaf Hering <olaf@xxxxxxxxx>
---
xen/arch/x86/mm/p2m.c | 1 +
1 file changed, 1 insertion(+)
--- xen-unstable.hg-4.1.22694.orig/xen/arch/x86/mm/p2m.c
+++ xen-unstable.hg-4.1.22694/xen/arch/x86/mm/p2m.c
@@ -2850,6 +2850,7 @@ void p2m_mem_paging_resume(struct p2m_do
mfn = gfn_to_mfn(p2m, rsp.gfn, &p2mt);
p2m_lock(p2m);
set_p2m_entry(p2m, rsp.gfn, mfn, 0, p2m_ram_rw, p2m->default_access);
+ set_gpfn_from_mfn(mfn_x(mfn), gfn);
audit_p2m(p2m, 1);
p2m_unlock(p2m);
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