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[Xen-changelog] Backport of bugfix to ensure that p2m entries are invali

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Subject:	[Xen-changelog] Backport of bugfix to ensure that p2m entries are invalidated
From:	BitKeeper Bot <riel@xxxxxxxxxxx>
Date:	Thu, 28 Apr 2005 21:43:58 +0000
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ChangeSet 1.1159.256.109, 2005/04/28 22:43:58+01:00, kaf24@xxxxxxxxxxxxxxxxxxxx

        Backport of bugfix to ensure that p2m entries are invalidated
        before returning memory back to Xen allocation pool.
        Signed-off-by: Keir Fraser <keir@xxxxxxxxxxxxx>



 hypervisor.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletion(-)


diff -Nru a/linux-2.6.11-xen-sparse/arch/xen/i386/mm/hypervisor.c 
b/linux-2.6.11-xen-sparse/arch/xen/i386/mm/hypervisor.c
--- a/linux-2.6.11-xen-sparse/arch/xen/i386/mm/hypervisor.c     2005-04-28 
18:04:35 -04:00
+++ b/linux-2.6.11-xen-sparse/arch/xen/i386/mm/hypervisor.c     2005-04-28 
18:04:35 -04:00
@@ -378,7 +378,8 @@
         pte = pte_offset_kernel(pmd, (vstart + (i*PAGE_SIZE))); 
         pfn_array[i] = pte->pte_low >> PAGE_SHIFT;
         queue_l1_entry_update(pte, 0);
-        phys_to_machine_mapping[__pa(vstart)>>PAGE_SHIFT] = INVALID_P2M_ENTRY;
+        phys_to_machine_mapping[(__pa(vstart)>>PAGE_SHIFT)+i] =
+            INVALID_P2M_ENTRY;
     }
 
     /* Flush updates through and flush the TLB. */

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