[Xen-changelog] [xen stable-4.10] x86/boot: Map more than the first 16MB

[patchbot@xxxxxxx]

commit 31b664a93f5efd8f40889d04028881c18b76a5a3
Author:     Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
AuthorDate: Wed Nov 22 11:39:04 2017 +0000
Commit:     Roger Pau Monne <roger.pau@xxxxxxxxxx>
CommitDate: Thu Jan 11 17:51:18 2018 +0000

    x86/boot: Map more than the first 16MB
    
    TODO: Replace somehow (bootstrap_map() ?)
    
    Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
---
 xen/arch/x86/boot/x86_64.S | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/xen/arch/x86/boot/x86_64.S b/xen/arch/x86/boot/x86_64.S
index cf47e019f5..42636cf334 100644
--- a/xen/arch/x86/boot/x86_64.S
+++ b/xen/arch/x86/boot/x86_64.S
@@ -114,11 +114,10 @@ GLOBAL(__page_tables_start)
 GLOBAL(l2_identmap)
         .quad sym_offs(l1_identmap) + __PAGE_HYPERVISOR
         idx = 1
-        .rept 7
+        .rept 4 * L2_PAGETABLE_ENTRIES - 1
         .quad (idx << L2_PAGETABLE_SHIFT) | PAGE_HYPERVISOR | _PAGE_PSE
         idx = idx + 1
         .endr
-        .fill 4 * L2_PAGETABLE_ENTRIES - 8, 8, 0
         .size l2_identmap, . - l2_identmap
 
 /*
--
generated by git-patchbot for /home/xen/git/xen.git#stable-4.10

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