In order to prepare for the timer interrupt offloading to the hypervisor,
give the virtual timer its own interrupt handler.
Signed-off-by: Marc Zyngier <marc.zyngier at arm.com>
---
arch/arm/kernel/arch_timer.c | 8 ++++++++
1 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/arch/arm/kernel/arch_timer.c b/arch/arm/kernel/arch_timer.c
index 2b5da66..4473f66 100644
--- a/arch/arm/kernel/arch_timer.c
+++ b/arch/arm/kernel/arch_timer.c
@@ -202,6 +202,11 @@ static irqreturn_t arch_timer_handler(int irq, void *dev_id)
return IRQ_NONE;
}
+static irqreturn_t arch_timer_virt_handler(int irq, void *dev_id)
+{
+ return arch_timer_handler(irq, dev_id);
+}
+
static void arch_timer_disable(void)
{
unsigned long ctrl;
@@ -408,6 +413,9 @@ static int __init arch_timer_register(void)
if (!arch_timer_ppi[i])
continue;
+ if (i == VIRT_PPI)
+ handler = arch_timer_virt_handler;
+
err = request_percpu_irq(arch_timer_ppi[i], handler,
"arch_timer", arch_timer_evt);
if (err) {
--
1.7.7.1
