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xen-changelog
[Xen-changelog] [xen-unstable] x86: First fixmap entry (0) is invalid.
# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1225114010 0
# Node ID 604ffa3cdcc48bbfcfe5e4ccd0af735ddc49d839
# Parent 15aed96c7b5cd5a435754a57db13cd72b386717a
x86: First fixmap entry (0) is invalid.
Signed-off-by: Jan Beulich <jbeulich@xxxxxxxxxx>
Signed-off-by: Keir Fraser <keir.fraser@xxxxxxxxxx>
---
xen/include/asm-x86/fixmap.h | 1 +
1 files changed, 1 insertion(+)
diff -r 15aed96c7b5c -r 604ffa3cdcc4 xen/include/asm-x86/fixmap.h
--- a/xen/include/asm-x86/fixmap.h Mon Oct 27 13:23:58 2008 +0000
+++ b/xen/include/asm-x86/fixmap.h Mon Oct 27 13:26:50 2008 +0000
@@ -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,
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