[PATCH 19/22] Staging: hv: Get rid of the bytes_xfer field from struct hv_storvsc_request

From: K. Y. Srinivasan
Date: Tue Apr 05 2011 - 09:56:24 EST


In preparation of consolidating all I/O request state,
get rid of the bytes_xfer field from struct hv_storvsc_request
and instead use the state in the struct vmscsi_request directly.

Signed-off-by: K. Y. Srinivasan <kys@xxxxxxxxxxxxx>
Signed-off-by: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx>
Signed-off-by: Abhishek Kane <v-abkane@xxxxxxxxxxxxx>
Signed-off-by: Hank Janssen <hjanssen@xxxxxxxxxxxxx>
---
drivers/staging/hv/storvsc.c | 4 ++--
drivers/staging/hv/storvsc_api.h | 2 --
drivers/staging/hv/storvsc_drv.c | 2 +-
3 files changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/staging/hv/storvsc.c b/drivers/staging/hv/storvsc.c
index cee1fe9..c71481f 100644
--- a/drivers/staging/hv/storvsc.c
+++ b/drivers/staging/hv/storvsc.c
@@ -327,8 +327,8 @@ static void stor_vsc_on_io_completion(struct hv_device *device,
}
}

- /* TODO: */
- request->bytes_xfer = vstor_packet->vm_srb.data_transfer_length;
+ stor_pkt->vm_srb.data_transfer_length =
+ vstor_packet->vm_srb.data_transfer_length;

request->extension.on_io_completion(request);

diff --git a/drivers/staging/hv/storvsc_api.h b/drivers/staging/hv/storvsc_api.h
index 3cfae2d..738627c 100644
--- a/drivers/staging/hv/storvsc_api.h
+++ b/drivers/staging/hv/storvsc_api.h
@@ -70,8 +70,6 @@ struct storvsc_request_extension {
};

struct hv_storvsc_request {
- u32 bytes_xfer;
-
struct storvsc_request_extension extension;

struct hv_multipage_buffer data_buffer;
diff --git a/drivers/staging/hv/storvsc_drv.c b/drivers/staging/hv/storvsc_drv.c
index 05ff110..fbeec70 100644
--- a/drivers/staging/hv/storvsc_drv.c
+++ b/drivers/staging/hv/storvsc_drv.c
@@ -485,7 +485,7 @@ static void storvsc_commmand_completion(struct hv_storvsc_request *request)

/* ASSERT(request->BytesXfer <= request->data_buffer.Length); */
scsi_set_resid(scmnd,
- request->data_buffer.len - request->bytes_xfer);
+ request->data_buffer.len - vm_srb->data_transfer_length);

scsi_done_fn = scmnd->scsi_done;

--
1.7.4.1

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