Staging: hv: Move the definition of the function get_stor_device()

In preparation for further cleaning up storvsc.c move the definition
of the inline function get_stor_device() from storvsc.c to
storvsc_api.h.

Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Hank Janssen <hjanssen@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/staging/hv/storvsc.c b/drivers/staging/hv/storvsc.c
index 83d012bec3256ffc54ad119c23ba8cb733e3efb4..357f5ddeb8a21f93f8996914a3de48a625d0b86f 100644 (file)
--- a/drivers/staging/hv/storvsc.c
+++ b/drivers/staging/hv/storvsc.c
@@ -56,20 +56,6 @@ static inline void free_stor_device(struct storvsc_device *device)
        kfree(device);
 }
 
-/* Get the stordevice object iff exists and its refcount > 1 */
-static inline struct storvsc_device *get_stor_device(struct hv_device *device)
-{
-       struct storvsc_device *stor_device;
-
-       stor_device = (struct storvsc_device *)device->ext;
-       if (stor_device && atomic_read(&stor_device->ref_count) > 1)
-               atomic_inc(&stor_device->ref_count);
-       else
-               stor_device = NULL;
-
-       return stor_device;
-}
-
 /* Get the stordevice object iff exists and its refcount > 0 */
 static inline struct storvsc_device *must_get_stor_device(
                                        struct hv_device *device)

diff --git a/drivers/staging/hv/storvsc_api.h b/drivers/staging/hv/storvsc_api.h
index d985bbfe7621acbc69ebfc9ef2225adc3183966e..4e6650712ba10d1e5f2a7e6097b774d9c547b754 100644 (file)
--- a/drivers/staging/hv/storvsc_api.h
+++ b/drivers/staging/hv/storvsc_api.h
@@ -137,6 +137,21 @@ struct storvsc_device {
        struct storvsc_request_extension reset_request;
 };
 
+
+/* Get the stordevice object iff exists and its refcount > 1 */
+static inline struct storvsc_device *get_stor_device(struct hv_device *device)
+{
+       struct storvsc_device *stor_device;
+
+       stor_device = (struct storvsc_device *)device->ext;
+       if (stor_device && atomic_read(&stor_device->ref_count) > 1)
+               atomic_inc(&stor_device->ref_count);
+       else
+               stor_device = NULL;
+
+       return stor_device;
+}
+
 /* Interface */
 int stor_vsc_on_host_reset(struct hv_device *device);