Drivers: hv: Manage event tasklets on per-cpu basis

Now that we can potentially take vmbus interrupts on any CPU, make the
tasklets per-CPU.

Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Reviewed-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 1 insertions, 3 deletions

diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c
index 4c92337ddae6..6e4f85720f26 100644
--- a/drivers/hv/vmbus_drv.c
+++ b/drivers/hv/vmbus_drv.c
@@ -41,7 +41,6 @@
 static struct acpi_device  *hv_acpi_dev;
 
 static struct tasklet_struct msg_dpc;
-static struct tasklet_struct event_dpc;
 static struct completion probe_event;
 static int irq;
 
@@ -483,7 +482,7 @@ static irqreturn_t vmbus_isr(int irq, void *dev_id)
         }
 
         if (handled)
-                tasklet_schedule(&event_dpc);
+                tasklet_schedule(hv_context.event_dpc[cpu]);
 
 
         page_addr = hv_context.synic_message_page[cpu];
@@ -523,7 +522,6 @@ static int vmbus_bus_init(int irq)
         }
 
         tasklet_init(&msg_dpc, vmbus_on_msg_dpc, 0);
-        tasklet_init(&event_dpc, vmbus_on_event, 0);
 
         ret = bus_register(&hv_bus);
         if (ret)