Staging: hv: Get rid of the forward declaration of blkvsc_cancel_pending_reqs()
authorK. Y. Srinivasan <kys@microsoft.com>
Fri, 22 Apr 2011 21:13:26 +0000 (14:13 -0700)
committerGreg Kroah-Hartman <gregkh@suse.de>
Mon, 25 Apr 2011 23:20:44 +0000 (16:20 -0700)
Get rid of the forward declaration of blkvsc_cancel_pending_reqs() by moving
the code around.

Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Abhishek Kane <v-abkane@microsoft.com>
Signed-off-by: Hank Janssen <hjanssen@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/staging/hv/blkvsc_drv.c

index 1ca84b587a365a10783f4a7cb750b08a69de78cc..cab317cc1e036798de080ccbbc4ed627bc0cfa61 100644 (file)
@@ -493,6 +493,85 @@ static int blkvsc_do_flush(struct block_device_context *blkdev)
 }
 
 
+static int blkvsc_cancel_pending_reqs(struct block_device_context *blkdev)
+{
+       struct blkvsc_request *pend_req, *tmp;
+       struct blkvsc_request *comp_req, *tmp2;
+       struct vmscsi_request *vm_srb;
+
+       int ret = 0;
+
+       DPRINT_DBG(BLKVSC_DRV, "blkvsc_cancel_pending_reqs()");
+
+       /* Flush the pending list first */
+       list_for_each_entry_safe(pend_req, tmp, &blkdev->pending_list,
+                                pend_entry) {
+               /*
+                * The pend_req could be part of a partially completed
+                * request. If so, complete those req first until we
+                * hit the pend_req
+                */
+               list_for_each_entry_safe(comp_req, tmp2,
+                                        &pend_req->group->blkvsc_req_list,
+                                        req_entry) {
+                       DPRINT_DBG(BLKVSC_DRV, "completing blkvsc_req %p "
+                                  "sect_start %lu sect_count %ld\n",
+                                  comp_req,
+                                  (unsigned long) comp_req->sector_start,
+                                  comp_req->sector_count);
+
+                       if (comp_req == pend_req)
+                               break;
+
+                       list_del(&comp_req->req_entry);
+
+                       if (comp_req->req) {
+                               vm_srb =
+                               &comp_req->request.vstor_packet.
+                               vm_srb;
+                               ret = __blk_end_request(comp_req->req,
+                                       (!vm_srb->scsi_status ? 0 : -EIO),
+                                       comp_req->sector_count *
+                                       blkdev->sector_size);
+
+                               /* FIXME: shouldn't this do more than return? */
+                               if (ret)
+                                       goto out;
+                       }
+
+                       kmem_cache_free(blkdev->request_pool, comp_req);
+               }
+
+               DPRINT_DBG(BLKVSC_DRV, "cancelling pending request - %p\n",
+                          pend_req);
+
+               list_del(&pend_req->pend_entry);
+
+               list_del(&pend_req->req_entry);
+
+               if (comp_req->req) {
+                       if (!__blk_end_request(pend_req->req, -EIO,
+                                              pend_req->sector_count *
+                                              blkdev->sector_size)) {
+                               /*
+                                * All the sectors have been xferred ie the
+                                * request is done
+                                */
+                               DPRINT_DBG(BLKVSC_DRV,
+                                          "blkvsc_cancel_pending_reqs() - "
+                                          "req %p COMPLETED\n", pend_req->req);
+                               kmem_cache_free(blkdev->request_pool,
+                                               pend_req->group);
+                       }
+               }
+
+               kmem_cache_free(blkdev->request_pool, pend_req);
+       }
+
+out:
+       return ret;
+}
+
 /* Static decl */
 static int blkvsc_probe(struct device *dev);
 static int blkvsc_remove(struct device *device);
@@ -507,7 +586,6 @@ static int blkvsc_do_request(struct block_device_context *blkdev,
 static int blkvsc_do_inquiry(struct block_device_context *blkdev);
 static int blkvsc_do_read_capacity(struct block_device_context *blkdev);
 static int blkvsc_do_read_capacity16(struct block_device_context *blkdev);
-static int blkvsc_cancel_pending_reqs(struct block_device_context *blkdev);
 static int blkvsc_do_pending_reqs(struct block_device_context *blkdev);
 
 static int blkvsc_ringbuffer_size = BLKVSC_RING_BUFFER_SIZE;
@@ -1343,85 +1421,6 @@ static void blkvsc_request_completion(struct hv_storvsc_request *request)
        spin_unlock_irqrestore(&blkdev->lock, flags);
 }
 
-static int blkvsc_cancel_pending_reqs(struct block_device_context *blkdev)
-{
-       struct blkvsc_request *pend_req, *tmp;
-       struct blkvsc_request *comp_req, *tmp2;
-       struct vmscsi_request *vm_srb;
-
-       int ret = 0;
-
-       DPRINT_DBG(BLKVSC_DRV, "blkvsc_cancel_pending_reqs()");
-
-       /* Flush the pending list first */
-       list_for_each_entry_safe(pend_req, tmp, &blkdev->pending_list,
-                                pend_entry) {
-               /*
-                * The pend_req could be part of a partially completed
-                * request. If so, complete those req first until we
-                * hit the pend_req
-                */
-               list_for_each_entry_safe(comp_req, tmp2,
-                                        &pend_req->group->blkvsc_req_list,
-                                        req_entry) {
-                       DPRINT_DBG(BLKVSC_DRV, "completing blkvsc_req %p "
-                                  "sect_start %lu sect_count %ld\n",
-                                  comp_req,
-                                  (unsigned long) comp_req->sector_start,
-                                  comp_req->sector_count);
-
-                       if (comp_req == pend_req)
-                               break;
-
-                       list_del(&comp_req->req_entry);
-
-                       if (comp_req->req) {
-                               vm_srb =
-                               &comp_req->request.vstor_packet.
-                               vm_srb;
-                               ret = __blk_end_request(comp_req->req,
-                                       (!vm_srb->scsi_status ? 0 : -EIO),
-                                       comp_req->sector_count *
-                                       blkdev->sector_size);
-
-                               /* FIXME: shouldn't this do more than return? */
-                               if (ret)
-                                       goto out;
-                       }
-
-                       kmem_cache_free(blkdev->request_pool, comp_req);
-               }
-
-               DPRINT_DBG(BLKVSC_DRV, "cancelling pending request - %p\n",
-                          pend_req);
-
-               list_del(&pend_req->pend_entry);
-
-               list_del(&pend_req->req_entry);
-
-               if (comp_req->req) {
-                       if (!__blk_end_request(pend_req->req, -EIO,
-                                              pend_req->sector_count *
-                                              blkdev->sector_size)) {
-                               /*
-                                * All the sectors have been xferred ie the
-                                * request is done
-                                */
-                               DPRINT_DBG(BLKVSC_DRV,
-                                          "blkvsc_cancel_pending_reqs() - "
-                                          "req %p COMPLETED\n", pend_req->req);
-                               kmem_cache_free(blkdev->request_pool,
-                                               pend_req->group);
-                       }
-               }
-
-               kmem_cache_free(blkdev->request_pool, pend_req);
-       }
-
-out:
-       return ret;
-}
-
 static int blkvsc_do_pending_reqs(struct block_device_context *blkdev)
 {
        struct blkvsc_request *pend_req, *tmp;