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xen: fix ARM build after 6efa20e4 

The following commit:

commit 6efa20e49b
Author: Konrad Rzeszutek Wilk <konrad@kernel.org>
Date:   Fri Jul 19 11:51:31 2013 -0400

    xen: Support 64-bit PV guest receiving NMIs

breaks the Xen ARM build:

CC      drivers/xen/events.o
drivers/xen/events.c: In function 'xen_send_IPI_one':
drivers/xen/events.c:1218:6: error: 'XEN_NMI_VECTOR' undeclared (first use in this function)

Simply ifdef the undeclared symbol in the code.

Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
This commit is contained in:
Stefano Stabellini 2013-08-13 16:57:06 +00:00 committed by Konrad Rzeszutek Wilk
parent c65a8370d7
commit 072b2064b8
1 changed files with 2 additions and 0 deletions
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2
drivers/xen/events.c
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@ -1215,12 +1215,14 @@ void xen_send_IPI_one(unsigned int cpu, enum ipi_vector vector)
{
int irq;
#ifdef CONFIG_X86
if (unlikely(vector == XEN_NMI_VECTOR)) {
int rc = HYPERVISOR_vcpu_op(VCPUOP_send_nmi, cpu, NULL);
if (rc < 0)
printk(KERN_WARNING "Sending nmi to CPU%d failed (rc:%d)\n", cpu, rc);
return;
}
#endif
irq = per_cpu(ipi_to_irq, cpu)[vector];
BUG_ON(irq < 0);
notify_remote_via_irq(irq);