References: bnc#718668

# HG changeset patch
# User Tim Deegan <Tim.Deegan@citrix.com>
# Date 1303297371 -3600
# Node ID eb4505f8dd97f894ee4b4e1b55ea1272c05e6759
# Parent  3539ef956a378ad7fe39654ff9aca5b0e7bf8843
xen/x86: re-enable xsave by default now that it supports live migration.

Signed-off-by: Tim Deegan <Tim.Deegan@citrix.com>

--- a/xen/arch/x86/cpu/common.c
+++ b/xen/arch/x86/cpu/common.c
@@ -25,7 +25,7 @@ boolean_param("nofxsr", disable_x86_fxsr
 static bool_t __cpuinitdata disable_x86_serial_nr;
 boolean_param("noserialnumber", disable_x86_serial_nr);
 
-static bool_t __cpuinitdata use_xsave;
+static bool_t __cpuinitdata use_xsave = 1;
 boolean_param("xsave", use_xsave);
 unsigned int __devinitdata opt_cpuid_mask_ecx = ~0u;
 integer_param("cpuid_mask_ecx", opt_cpuid_mask_ecx);