linux-kernel - [PATCH 16/20] Staging: hv: Move on_io_completion() from struct hv_storvsc

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Message-Id: <1301330025-25542-16-git-send-email-kys@microsoft.com>
Date:	Mon, 28 Mar 2011 09:33:41 -0700
From:	"K. Y. Srinivasan" <kys@...rosoft.com>
To:	gregkh@...e.de, linux-kernel@...r.kernel.org,
	devel@...uxdriverproject.org, virtualization@...ts.osdl.org
Cc:	"K. Y. Srinivasan" <kys@...rosoft.com>,
	Haiyang Zhang <haiyangz@...rosoft.com>,
	Abhishek Kane <v-abkane@...rosoft.com>,
	Hank Janssen <hjanssen@...rosoft.com>
Subject: [PATCH 16/20] Staging: hv: Move on_io_completion() from struct hv_storvsc_request

In preparation of consolidating all I/O request state, move
the on_io_completion() field from struct hv_storvsc_request to
struct storvsc_request_extension.

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

diff --git a/drivers/staging/hv/blkvsc_drv.c b/drivers/staging/hv/blkvsc_drv.c
index 83c4ba3..0e3b193 100644
--- a/drivers/staging/hv/blkvsc_drv.c
+++ b/drivers/staging/hv/blkvsc_drv.c
@@ -938,7 +938,7 @@ static int blkvsc_submit_request(struct blkvsc_request *blkvsc_req,
 
 	vm_srb->data_in = blkvsc_req->write ? WRITE_TYPE : READ_TYPE;
 
-	storvsc_req->on_io_completion = request_completion;
+	storvsc_req->extension.on_io_completion = request_completion;
 	storvsc_req->extension.context = blkvsc_req;
 
 	vm_srb->port_number = blkdev->port;
diff --git a/drivers/staging/hv/storvsc.c b/drivers/staging/hv/storvsc.c
index 33943ed..d444cc9 100644
--- a/drivers/staging/hv/storvsc.c
+++ b/drivers/staging/hv/storvsc.c
@@ -324,7 +324,7 @@ static void stor_vsc_on_io_completion(struct hv_device *device,
 	/* TODO: */
 	request->bytes_xfer = vstor_packet->vm_srb.data_transfer_length;
 
-	request->on_io_completion(request);
+	request->extension.on_io_completion(request);
 
 	atomic_dec(&stor_device->num_outstanding_req);
 
diff --git a/drivers/staging/hv/storvsc_api.h b/drivers/staging/hv/storvsc_api.h
index 68c5036..89fa155 100644
--- a/drivers/staging/hv/storvsc_api.h
+++ b/drivers/staging/hv/storvsc_api.h
@@ -64,6 +64,7 @@ struct storvsc_request_extension {
 
 	unsigned char *sense_buffer;
 	void *context;
+	void (*on_io_completion)(struct hv_storvsc_request *request);
 
 	struct vstor_packet vstor_packet;
 };
@@ -72,7 +73,6 @@ struct hv_storvsc_request {
 	u32 status;
 	u32 bytes_xfer;
 
-	void (*on_io_completion)(struct hv_storvsc_request *request);
 
 	struct storvsc_request_extension extension;
 
diff --git a/drivers/staging/hv/storvsc_drv.c b/drivers/staging/hv/storvsc_drv.c
index 65e03e6..e3e0486 100644
--- a/drivers/staging/hv/storvsc_drv.c
+++ b/drivers/staging/hv/storvsc_drv.c
@@ -770,7 +770,7 @@ static int storvsc_queuecommand_lck(struct scsi_cmnd *scmnd,
 		break;
 	}
 
-	request->on_io_completion = storvsc_commmand_completion;
+	request->extension.on_io_completion = storvsc_commmand_completion;
 	request->extension.context = cmd_request;/* scmnd; */
 
 	/* request->PortId = scmnd->device->channel; */
-- 
1.7.4.1

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