From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Jan Beulich" <JBeulich@suse.com>
Subject: [PATCH 1/4] x86/EFI: fix EFI_MEMORY_WP handling
Date: Tue, 09 Jun 2015 14:52:22 +0100
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Signed-off-by: Jan Beulich <jbeulich@suse.com>

--- a/xen/common/efi/boot.c
+++ b/xen/common/efi/boot.c
@@ -1195,7 +1195,7 @@ void __init efi_init_memory(void)
         }
=20
         if ( desc->Attribute & EFI_MEMORY_WP )
-            prot &=3D _PAGE_RW;
+            prot &=3D ~_PAGE_RW;
         if ( desc->Attribute & EFI_MEMORY_XP )
             prot |=3D _PAGE_NX;
=20




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x86/EFI: fix EFI_MEMORY_WP handling=0A=0ASigned-off-by: Jan Beulich =
<jbeulich@suse.com>=0A=0A--- a/xen/common/efi/boot.c=0A+++ b/xen/common/efi=
/boot.c=0A@@ -1195,7 +1195,7 @@ void __init efi_init_memory(void)=0A       =
  }=0A =0A         if ( desc->Attribute & EFI_MEMORY_WP )=0A-            =
prot &=3D _PAGE_RW;=0A+            prot &=3D ~_PAGE_RW;=0A         if ( =
desc->Attribute & EFI_MEMORY_XP )=0A             prot |=3D _PAGE_NX;=0A =0A
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