Mailing List Archive

# HG changeset patch
# User awilliam@xenbuild.aw
# Node ID 3be4c828873766eb580541b2f977f01a72431991
# Parent 003157eafd66014f525c21f5e0688760e66ca597
[IA64] Add several missing is_running_on_xen().

Signed-off-by Kevin Tian <kevin.tian@intel.com>
---
linux-2.6-xen-sparse/arch/ia64/kernel/iosapic.c | 7 +++--
linux-2.6-xen-sparse/arch/ia64/kernel/irq_ia64.c | 30 ++++++++++++-----------
linux-2.6-xen-sparse/arch/ia64/kernel/setup.c | 3 +-
3 files changed, 23 insertions(+), 17 deletions(-)

diff -r 003157eafd66 -r 3be4c8288737 linux-2.6-xen-sparse/arch/ia64/kernel/iosapic.c
--- a/linux-2.6-xen-sparse/arch/ia64/kernel/iosapic.c Wed May 31 11:29:50 2006 -0600
+++ b/linux-2.6-xen-sparse/arch/ia64/kernel/iosapic.c Wed May 31 11:30:07 2006 -0600
@@ -670,7 +670,11 @@ register_intr (unsigned int gsi, int vec
iosapic_intr_info[vector].dmode = delivery;
iosapic_intr_info[vector].trigger = trigger;

-#ifndef CONFIG_XEN
+#ifdef CONFIG_XEN
+ if (is_running_on_xen())
+ return 0;
+#endif
+
if (trigger == IOSAPIC_EDGE)
irq_type = &irq_type_iosapic_edge;
else
@@ -683,7 +687,6 @@ register_intr (unsigned int gsi, int vec
__FUNCTION__, vector, idesc->handler->typename, irq_type->typename);
idesc->handler = irq_type;
}
-#endif
return 0;
}

diff -r 003157eafd66 -r 3be4c8288737 linux-2.6-xen-sparse/arch/ia64/kernel/irq_ia64.c
--- a/linux-2.6-xen-sparse/arch/ia64/kernel/irq_ia64.c Wed May 31 11:29:50 2006 -0600
+++ b/linux-2.6-xen-sparse/arch/ia64/kernel/irq_ia64.c Wed May 31 11:30:07 2006 -0600
@@ -254,7 +254,8 @@ static int xen_slab_ready = 0;
* it ends up to issue several memory accesses upon percpu data and
* thus adds unnecessary traffic to other paths.
*/
-irqreturn_t handle_reschedule(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t
+handle_reschedule(int irq, void *dev_id, struct pt_regs *regs)
{

return IRQ_HANDLED;
@@ -328,7 +329,7 @@ xen_register_percpu_irq (unsigned int ir
}
}

-void
+static void
xen_bind_early_percpu_irq (void)
{
int i;
@@ -398,19 +399,20 @@ init_IRQ (void)
{
#ifdef CONFIG_XEN
/* Maybe put into platform_irq_init later */
- struct callback_register event = {
- .type = CALLBACKTYPE_event,
- .address = (unsigned long)&xen_event_callback,
- };
- xen_init_IRQ();
- BUG_ON(HYPERVISOR_callback_op(CALLBACKOP_register, &event));
- late_time_init = xen_bind_early_percpu_irq;
-#ifdef CONFIG_SMP
- register_percpu_irq(IA64_IPI_RESCHEDULE, &resched_irqaction);
-#endif
-#else /* CONFIG_XEN */
+ if (is_running_on_xen()) {
+ struct callback_register event = {
+ .type = CALLBACKTYPE_event,
+ .address = (unsigned long)&xen_event_callback,
+ };
+ xen_init_IRQ();
+ BUG_ON(HYPERVISOR_callback_op(CALLBACKOP_register, &event));
+ late_time_init = xen_bind_early_percpu_irq;
+#ifdef CONFIG_SMP
+ register_percpu_irq(IA64_IPI_RESCHEDULE, &resched_irqaction);
+#endif /* CONFIG_SMP */
+ }
+#endif /* CONFIG_XEN */
register_percpu_irq(IA64_SPURIOUS_INT_VECTOR, NULL);
-#endif /* CONFIG_XEN */
#ifdef CONFIG_SMP
register_percpu_irq(IA64_IPI_VECTOR, &ipi_irqaction);
#endif
diff -r 003157eafd66 -r 3be4c8288737 linux-2.6-xen-sparse/arch/ia64/kernel/setup.c
--- a/linux-2.6-xen-sparse/arch/ia64/kernel/setup.c Wed May 31 11:29:50 2006 -0600
+++ b/linux-2.6-xen-sparse/arch/ia64/kernel/setup.c Wed May 31 11:30:07 2006 -0600
@@ -925,7 +925,8 @@ cpu_init (void)
platform_cpu_init();
#ifdef CONFIG_XEN
/* Need to be moved into platform_cpu_init later */
- xen_smp_intr_init();
+ if (is_running_on_xen())
+ xen_smp_intr_init();
#endif
pm_idle = default_idle;
}

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