bitkeeper revision 1.1159.1.408 (41938e99JmRZnbaT_CzgZF29AJ_c3Q)

Disable check if destination CPU can receive IPI for now.

diff --git a/linux-2.6.9-xen-sparse/arch/xen/i386/kernel/smp.c b/linux-2.6.9-xen-sparse/arch/xen/i386/kernel/smp.c
index b2f7f461e74748b1a67df8ba640eeac63de76d7e..f5c5fd814494743ddf20e6fcbf2582dd183f3dce 100644 (file)
--- a/linux-2.6.9-xen-sparse/arch/xen/i386/kernel/smp.c
+++ b/linux-2.6.9-xen-sparse/arch/xen/i386/kernel/smp.c
@@ -135,10 +135,12 @@ static inline void __send_IPI_one(unsigned int cpu, int vector)
        evtchn = per_cpu(ipi_to_evtchn, cpu)[vector];
        // printk("send_IPI_mask_bitmask cpu %d vector %d evtchn %d\n", cpu, vector, evtchn);
        if (evtchn) {
+#if 0
                shared_info_t *s = HYPERVISOR_shared_info;
                while (synch_test_bit(evtchn, &s->evtchn_pending[0]) ||
                       synch_test_bit(evtchn, &s->evtchn_mask[0]))
                        ;
+#endif
                notify_via_evtchn(evtchn);
        } else
                printk("send_IPI to unbound port %d/%d",
@@ -417,7 +419,7 @@ void flush_tlb_page(struct vm_area_struct * vma, unsigned long va)
        if (current->active_mm == mm) {
                if(current->mm)
                        __flush_tlb_one(va);
-                else
+               else
                        leave_mm(smp_processor_id());
        }
 
@@ -513,10 +515,10 @@ int smp_call_function (void (*func) (void *info), void *info, int nonatomic,
        /* Wait for response */
        while (atomic_read(&data.started) != cpus)
                barrier();
+
        if (wait)
                while (atomic_read(&data.finished) != cpus)
                        barrier();
-
        spin_unlock(&call_lock);
 
        return 0;