From: Andrew Cooper <andrew.cooper3@citrix.com>
Date: Mon, 12 Aug 2019 14:16:38 +0000 (+0100)
Subject: x86/desc: Move boot_gdtr into .rodata
X-Git-Tag: archive/raspbian/4.14.0+80-gd101b417b7-1+rpi1^2~63^2~1695
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=08baf55f339756d412c922abdf69e1a81db09668;p=xen.git

x86/desc: Move boot_gdtr into .rodata

It is never written to.

This was an oversight when it was moved from asm into C.

Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
Acked-by: Jan Beulich <jbeulich@suse.com>
---

diff --git a/xen/arch/x86/desc.c b/xen/arch/x86/desc.c
index 42ccdc2f8c..dfeb1beaa8 100644
--- a/xen/arch/x86/desc.c
+++ b/xen/arch/x86/desc.c
@@ -89,7 +89,7 @@ seg_desc_t boot_compat_gdt[PAGE_SIZE / sizeof(seg_desc_t)] =
  * References boot_cpu_gdt_table for a short period, until the CPUs switch
  * onto their per-CPU GDTs.
  */
-struct desc_ptr boot_gdtr = {
+const struct desc_ptr boot_gdtr = {
     .limit = LAST_RESERVED_GDT_BYTE,
     .base = (unsigned long)(boot_gdt - FIRST_RESERVED_GDT_ENTRY),
 };