[Xen-devel] [PATCH] xen: minor fix in apic ipi interface func

[Zhenzhong Duan <zhenzhong.duan@xxxxxxxxxx>]

xen_send_IPI_mask_allbutself uses native vector as input other than xen_vector.

xen_send_IPI_one need to be called to pass xen_vector in 
xen_send_IPI_mask_allbutself.

Signed-off-by: Zhenzhong Duan <zhenzhong.duan@xxxxxxxxxx>
---
 arch/x86/xen/smp.c |   11 ++++++-----
 1 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/arch/x86/xen/smp.c b/arch/x86/xen/smp.c
index 09ea61d..bf27868 100644
--- a/arch/x86/xen/smp.c
+++ b/arch/x86/xen/smp.c
@@ -565,6 +565,10 @@ void xen_send_IPI_mask_allbutself(const struct cpumask 
*mask,
 {
        unsigned cpu;
        unsigned int this_cpu = smp_processor_id();
+       int xen_vector = xen_map_vector(vector);
+
+       if (xen_vector < 0)
+               return;
 
        if (!(num_online_cpus() > 1))
                return;
@@ -573,16 +577,13 @@ void xen_send_IPI_mask_allbutself(const struct cpumask 
*mask,
                if (this_cpu == cpu)
                        continue;
 
-               xen_smp_send_call_function_single_ipi(cpu);
+               xen_send_IPI_one(cpu, xen_vector);
        }
 }
 
 void xen_send_IPI_allbutself(int vector)
 {
-       int xen_vector = xen_map_vector(vector);
-
-       if (xen_vector >= 0)
-               xen_send_IPI_mask_allbutself(cpu_online_mask, xen_vector);
+       xen_send_IPI_mask_allbutself(cpu_online_mask, vector);
 }
 
 static irqreturn_t xen_call_function_interrupt(int irq, void *dev_id)
-- 
1.7.3


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