From: Keir Fraser <keir.fraser@citrix.com>
Date: Mon, 27 Oct 2008 13:26:50 +0000 (+0000)
Subject: x86: First fixmap entry (0) is invalid.
X-Git-Tag: archive/raspbian/4.8.0-1+rpi1~1^2~14054^2~27
X-Git-Url: https://dgit.raspbian.org/%22http:/www.example.com/cgi/%22https:/%22bookmarks://%22Dat/%22http:/www.example.com/cgi/%22https:/%22bookmarks:/%22Dat?a=commitdiff_plain;h=82c383e89e38b96bf21be9f68acec0617e93c702;p=xen.git

x86: First fixmap entry (0) is invalid.
Signed-off-by: Jan Beulich <jbeulich@novell.com>
Signed-off-by: Keir Fraser <keir.fraser@citrix.com>
---

diff --git a/xen/include/asm-x86/fixmap.h b/xen/include/asm-x86/fixmap.h
index 4917336a71..07afbc254d 100644
--- a/xen/include/asm-x86/fixmap.h
+++ b/xen/include/asm-x86/fixmap.h
@@ -29,6 +29,7 @@
  * from the end of virtual memory backwards.
  */
 enum fixed_addresses {
+    FIX_RESERVED, /* Index 0 is reserved since fix_to_virt(0) > FIXADDR_TOP. */
 #ifdef __i386__
     FIX_PAE_HIGHMEM_0,
     FIX_PAE_HIGHMEM_END = FIX_PAE_HIGHMEM_0 + NR_CPUS-1,