Drivers: hv: Change the signature for hv_signal_event()

In preparation for implementing a per-connection signaling framework,
change the signature of the function hv_signal_event(). The current
code uses a global handle for signaling the host.

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>

diff --git a/drivers/hv/connection.c b/drivers/hv/connection.c
index 70ea5d1..3f8ce7b 100644 (file)
--- a/drivers/hv/connection.c
+++ b/drivers/hv/connection.c
@@ -402,5 +402,5 @@ int vmbus_set_event(u32 child_relid)
                (unsigned long *)vmbus_connection.send_int_page +
                (child_relid >> 5));
 
                (unsigned long *)vmbus_connection.send_int_page +
                (child_relid >> 5));
 

-       return hv_signal_event();
+       return hv_signal_event(hv_context.signal_event_param);

 }
 }

diff --git a/drivers/hv/hv.c b/drivers/hv/hv.c
index 3648f8f..dd0af89 100644 (file)
--- a/drivers/hv/hv.c
+++ b/drivers/hv/hv.c
@@ -273,13 +273,12 @@ int hv_post_message(union hv_connection_id connection_id,
  *
  * This involves a hypercall.
  */
  *
  * This involves a hypercall.
  */

-u16 hv_signal_event(void)
+u16 hv_signal_event(void *con_id)

 {
        u16 status;
 
 {
        u16 status;
 

-       status = do_hypercall(HVCALL_SIGNAL_EVENT,
-                              hv_context.signal_event_param,
-                              NULL) & 0xFFFF;
+       status = (do_hypercall(HVCALL_SIGNAL_EVENT, con_id, NULL) & 0xFFFF);
+

        return status;
 }
 
        return status;
 }
 

diff --git a/drivers/hv/hyperv_vmbus.h b/drivers/hv/hyperv_vmbus.h
index ac1e419..61d2c4f 100644 (file)
--- a/drivers/hv/hyperv_vmbus.h
+++ b/drivers/hv/hyperv_vmbus.h
@@ -538,7 +538,7 @@ extern int hv_post_message(union hv_connection_id connection_id,
                         enum hv_message_type message_type,
                         void *payload, size_t payload_size);
 
                         enum hv_message_type message_type,
                         void *payload, size_t payload_size);
 

-extern u16 hv_signal_event(void);
+extern u16 hv_signal_event(void *con_id);

 
 extern void hv_synic_init(void *irqarg);
 
 
 extern void hv_synic_init(void *irqarg);