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authorK. Y. Srinivasan <kys@microsoft.com>2012-12-01 15:46:42 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-01-17 20:34:36 +0100
commit1f42248d724a413baaafd5f83a8f4746bc6f51a5 (patch)
tree949c840a480c3d5e0514743777ceba5daa375c06 /drivers/hv
parentDrivers: hv: Save and export negotiated vmbus version (diff)
downloadlinux-1f42248d724a413baaafd5f83a8f4746bc6f51a5.tar.xz
linux-1f42248d724a413baaafd5f83a8f4746bc6f51a5.zip
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>
Diffstat (limited to 'drivers/hv')
-rw-r--r--drivers/hv/connection.c2
-rw-r--r--drivers/hv/hv.c7
-rw-r--r--drivers/hv/hyperv_vmbus.h2
3 files changed, 5 insertions, 6 deletions
diff --git a/drivers/hv/connection.c b/drivers/hv/connection.c
index 70ea5d1fc16c..3f8ce7be4c18 100644
--- 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));
- 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 3648f8f0f368..dd0af8940657 100644
--- 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.
*/
-u16 hv_signal_event(void)
+u16 hv_signal_event(void *con_id)
{
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;
}
diff --git a/drivers/hv/hyperv_vmbus.h b/drivers/hv/hyperv_vmbus.h
index ac1e419d4b16..61d2c4f6fc17 100644
--- 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);
-extern u16 hv_signal_event(void);
+extern u16 hv_signal_event(void *con_id);
extern void hv_synic_init(void *irqarg);