return ret;
}
+
+/*
+ * blkvsc_remove() - Callback when our device is removed
+ */
+static int blkvsc_remove(struct device *device)
+{
+ struct hv_driver *drv =
+ drv_to_hv_drv(device->driver);
+ struct storvsc_driver_object *storvsc_drv_obj =
+ drv->priv;
+ struct hv_device *device_obj = device_to_hv_device(device);
+ struct block_device_context *blkdev = dev_get_drvdata(device);
+ unsigned long flags;
+ int ret;
+
+ DPRINT_DBG(BLKVSC_DRV, "blkvsc_remove()\n");
+
+ if (!storvsc_drv_obj->base.dev_rm)
+ return -1;
+
+ /*
+ * Call to the vsc driver to let it know that the device is being
+ * removed
+ */
+ ret = storvsc_drv_obj->base.dev_rm(device_obj);
+ if (ret != 0) {
+ /* TODO: */
+ DPRINT_ERR(BLKVSC_DRV,
+ "unable to remove blkvsc device (ret %d)", ret);
+ }
+
+ /* Get to a known state */
+ spin_lock_irqsave(&blkdev->lock, flags);
+
+ blkdev->shutting_down = 1;
+
+ blk_stop_queue(blkdev->gd->queue);
+
+ spin_unlock_irqrestore(&blkdev->lock, flags);
+
+ while (blkdev->num_outstanding_reqs) {
+ DPRINT_INFO(STORVSC, "waiting for %d requests to complete...",
+ blkdev->num_outstanding_reqs);
+ udelay(100);
+ }
+
+ blkvsc_do_flush(blkdev);
+
+ spin_lock_irqsave(&blkdev->lock, flags);
+
+ blkvsc_cancel_pending_reqs(blkdev);
+
+ spin_unlock_irqrestore(&blkdev->lock, flags);
+
+ blk_cleanup_queue(blkdev->gd->queue);
+
+ del_gendisk(blkdev->gd);
+
+ kmem_cache_destroy(blkdev->request_pool);
+
+ kfree(blkdev);
+
+ return ret;
+}
+
/* Static decl */
static int blkvsc_probe(struct device *dev);
-static int blkvsc_remove(struct device *device);
static void blkvsc_shutdown(struct device *device);
static int blkvsc_release(struct gendisk *disk, fmode_t mode);
return 0;
}
-/*
- * blkvsc_remove() - Callback when our device is removed
- */
-static int blkvsc_remove(struct device *device)
-{
- struct hv_driver *drv =
- drv_to_hv_drv(device->driver);
- struct storvsc_driver_object *storvsc_drv_obj =
- drv->priv;
- struct hv_device *device_obj = device_to_hv_device(device);
- struct block_device_context *blkdev = dev_get_drvdata(device);
- unsigned long flags;
- int ret;
-
- DPRINT_DBG(BLKVSC_DRV, "blkvsc_remove()\n");
-
- if (!storvsc_drv_obj->base.dev_rm)
- return -1;
-
- /*
- * Call to the vsc driver to let it know that the device is being
- * removed
- */
- ret = storvsc_drv_obj->base.dev_rm(device_obj);
- if (ret != 0) {
- /* TODO: */
- DPRINT_ERR(BLKVSC_DRV,
- "unable to remove blkvsc device (ret %d)", ret);
- }
-
- /* Get to a known state */
- spin_lock_irqsave(&blkdev->lock, flags);
-
- blkdev->shutting_down = 1;
-
- blk_stop_queue(blkdev->gd->queue);
-
- spin_unlock_irqrestore(&blkdev->lock, flags);
-
- while (blkdev->num_outstanding_reqs) {
- DPRINT_INFO(STORVSC, "waiting for %d requests to complete...",
- blkdev->num_outstanding_reqs);
- udelay(100);
- }
-
- blkvsc_do_flush(blkdev);
-
- spin_lock_irqsave(&blkdev->lock, flags);
-
- blkvsc_cancel_pending_reqs(blkdev);
-
- spin_unlock_irqrestore(&blkdev->lock, flags);
-
- blk_cleanup_queue(blkdev->gd->queue);
-
- del_gendisk(blkdev->gd);
-
- kmem_cache_destroy(blkdev->request_pool);
-
- kfree(blkdev);
-
- return ret;
-}
-
/*
* We break the request into 1 or more blkvsc_requests and submit
* them. If we can't submit them all, we put them on the