Messages in this thread Patch in this message | | | Date | Fri, 30 Jan 2009 17:42:34 -0800 | From | Jeremy Fitzhardinge <> | Subject | [PATCH 3/3] xen: use direct ops on 64-bit |
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Enable the use of the direct vcpu-access operations on 64-bit.
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> --- arch/x86/xen/enlighten.c | 14 +------------- 1 file changed, 1 insertion(+), 13 deletions(-)
=================================================================== --- a/arch/x86/xen/enlighten.c +++ b/arch/x86/xen/enlighten.c @@ -116,14 +116,7 @@ * * 0: not available, 1: available */ -static int have_vcpu_info_placement = -#ifdef CONFIG_X86_32 - 1 -#else - 0 -#endif - ; - +static int have_vcpu_info_placement = 1; static void xen_vcpu_setup(int cpu) { @@ -1644,11 +1637,6 @@ machine_ops = xen_machine_ops; #ifdef CONFIG_X86_64 - /* Disable until direct per-cpu data access. */ - have_vcpu_info_placement = 0; -#endif - -#ifdef CONFIG_X86_64 /* * Setup percpu state. We only need to do this for 64-bit * because 32-bit already has %fs set properly.
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