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Subject[PATCH 08/16] Staging: hv: Eliminate blkvsc_driver_context structure
Date
With the consolidation of all driver state into one data structure;
blkvsc_driver_context structure is not needed; get rid of it.

Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Abhishek Kane <v-abkane@microsoft.com>
Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Hank Janssen <hjanssen@microsoft.com>
---
drivers/staging/hv/blkvsc_drv.c | 26 ++++++++------------------
1 files changed, 8 insertions(+), 18 deletions(-)

diff --git a/drivers/staging/hv/blkvsc_drv.c b/drivers/staging/hv/blkvsc_drv.c
index af0a529..0f9fb05 100644
--- a/drivers/staging/hv/blkvsc_drv.c
+++ b/drivers/staging/hv/blkvsc_drv.c
@@ -115,10 +115,6 @@ struct block_device_context {
int users;
};

-/* Per driver */
-struct blkvsc_driver_context {
- struct storvsc_driver_object drv_obj;
-};

/* Static decl */
static DEFINE_MUTEX(blkvsc_mutex);
@@ -153,7 +149,7 @@ module_param(blkvsc_ringbuffer_size, int, S_IRUGO);
MODULE_PARM_DESC(ring_size, "Ring buffer size (in bytes)");

/* The one and only one */
-static struct blkvsc_driver_context g_blkvsc_drv;
+static struct storvsc_driver_object g_blkvsc_drv;

static const struct block_device_operations block_ops = {
.owner = THIS_MODULE,
@@ -170,8 +166,8 @@ static const struct block_device_operations block_ops = {
*/
static int blkvsc_drv_init(int (*drv_init)(struct hv_driver *drv))
{
- struct storvsc_driver_object *storvsc_drv_obj = &g_blkvsc_drv.drv_obj;
- struct hv_driver *drv = &g_blkvsc_drv.drv_obj.base;
+ struct storvsc_driver_object *storvsc_drv_obj = &g_blkvsc_drv;
+ struct hv_driver *drv = &g_blkvsc_drv.base;
int ret;

storvsc_drv_obj->ring_buffer_size = blkvsc_ringbuffer_size;
@@ -202,8 +198,8 @@ static int blkvsc_drv_exit_cb(struct device *dev, void *data)

static void blkvsc_drv_exit(void)
{
- struct storvsc_driver_object *storvsc_drv_obj = &g_blkvsc_drv.drv_obj;
- struct hv_driver *drv = &g_blkvsc_drv.drv_obj.base;
+ struct storvsc_driver_object *storvsc_drv_obj = &g_blkvsc_drv;
+ struct hv_driver *drv = &g_blkvsc_drv.base;
struct device *current_dev;
int ret;

@@ -242,10 +238,8 @@ static int blkvsc_probe(struct device *device)
{
struct hv_driver *drv =
drv_to_hv_drv(device->driver);
- struct blkvsc_driver_context *blkvsc_drv_ctx =
- (struct blkvsc_driver_context *)drv->priv;
struct storvsc_driver_object *storvsc_drv_obj =
- &blkvsc_drv_ctx->drv_obj;
+ drv->priv;
struct vm_device *device_ctx = device_to_vm_device(device);
struct hv_device *device_obj = &device_ctx->device_obj;

@@ -727,10 +721,8 @@ static int blkvsc_remove(struct device *device)
{
struct hv_driver *drv =
drv_to_hv_drv(device->driver);
- struct blkvsc_driver_context *blkvsc_drv_ctx =
- (struct blkvsc_driver_context *)drv->priv;
struct storvsc_driver_object *storvsc_drv_obj =
- &blkvsc_drv_ctx->drv_obj;
+ drv->priv;
struct vm_device *device_ctx = device_to_vm_device(device);
struct hv_device *device_obj = &device_ctx->device_obj;
struct block_device_context *blkdev = dev_get_drvdata(device);
@@ -850,10 +842,8 @@ static int blkvsc_submit_request(struct blkvsc_request *blkvsc_req,
struct vm_device *device_ctx = blkdev->device_ctx;
struct hv_driver *drv =
drv_to_hv_drv(device_ctx->device.driver);
- struct blkvsc_driver_context *blkvsc_drv_ctx =
- (struct blkvsc_driver_context *)drv->priv;
struct storvsc_driver_object *storvsc_drv_obj =
- &blkvsc_drv_ctx->drv_obj;
+ drv->priv;
struct hv_storvsc_request *storvsc_req;
int ret;

--
1.5.5.6


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