Staging: hv: Get rid of the forward declaration of blkvsc_cancel_pending_reqs()
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>
This commit is contained in:
Родитель
9d64582071
Коммит
f60f2138a9
|
@ -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 decl */
|
||||||
static int blkvsc_probe(struct device *dev);
|
static int blkvsc_probe(struct device *dev);
|
||||||
static int blkvsc_remove(struct device *device);
|
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_inquiry(struct block_device_context *blkdev);
|
||||||
static int blkvsc_do_read_capacity(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_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_do_pending_reqs(struct block_device_context *blkdev);
|
||||||
|
|
||||||
static int blkvsc_ringbuffer_size = BLKVSC_RING_BUFFER_SIZE;
|
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);
|
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)
|
static int blkvsc_do_pending_reqs(struct block_device_context *blkdev)
|
||||||
{
|
{
|
||||||
struct blkvsc_request *pend_req, *tmp;
|
struct blkvsc_request *pend_req, *tmp;
|
||||||
|
|
Загрузка…
Ссылка в новой задаче