lkml.org 
[lkml]   [2012]   [Jan]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 01/15] Staging: hv: storvsc: Cleanup some comments
Date
Use consistent format for comments and get rid of some unnecessary
comments.

Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
---
drivers/staging/hv/storvsc_drv.c | 57 +++++++++++++++++--------------------
1 files changed, 26 insertions(+), 31 deletions(-)

diff --git a/drivers/staging/hv/storvsc_drv.c b/drivers/staging/hv/storvsc_drv.c
index eb853f7..1633b03 100644
--- a/drivers/staging/hv/storvsc_drv.c
+++ b/drivers/staging/hv/storvsc_drv.c
@@ -50,8 +50,10 @@ static int storvsc_ringbuffer_size = STORVSC_RING_BUFFER_SIZE;
module_param(storvsc_ringbuffer_size, int, S_IRUGO);
MODULE_PARM_DESC(storvsc_ringbuffer_size, "Ring buffer size (bytes)");

-/* to alert the user that structure sizes may be mismatched even though the */
-/* protocol versions match. */
+/*
+ * To alert the user that structure sizes may be mismatched even though the
+ * protocol versions match.
+ */


#define REVISION_STRING(REVISION_) #REVISION_
@@ -68,26 +70,36 @@ MODULE_PARM_DESC(storvsc_ringbuffer_size, "Ring buffer size (bytes)");
} \
} while (0)

-/* Major/minor macros. Minor version is in LSB, meaning that earlier flat */
-/* version numbers will be interpreted as "0.x" (i.e., 1 becomes 0.1). */
+/*
+ * Major/minor macros. Minor version is in LSB, meaning that earlier flat
+ * version numbers will be interpreted as "0.x" (i.e., 1 becomes 0.1).
+ */
+
#define VMSTOR_PROTOCOL_MAJOR(VERSION_) (((VERSION_) >> 8) & 0xff)
#define VMSTOR_PROTOCOL_MINOR(VERSION_) (((VERSION_)) & 0xff)
#define VMSTOR_PROTOCOL_VERSION(MAJOR_, MINOR_) ((((MAJOR_) & 0xff) << 8) | \
(((MINOR_) & 0xff)))
#define VMSTOR_INVALID_PROTOCOL_VERSION (-1)

-/* Version history: */
-/* V1 Beta 0.1 */
-/* V1 RC < 2008/1/31 1.0 */
-/* V1 RC > 2008/1/31 2.0 */
+/*
+ * Version history:
+ * V1 Beta: 0.1
+ * V1 RC < 2008/1/31: 1.0
+ * V1 RC > 2008/1/31: 2.0
+ * Win7: 4.2
+ */
+
#define VMSTOR_PROTOCOL_VERSION_CURRENT VMSTOR_PROTOCOL_VERSION(4, 2)




-/* This will get replaced with the max transfer length that is possible on */
-/* the host adapter. */
-/* The max transfer length will be published when we offer a vmbus channel. */
+/*
+ * This will get replaced with the max transfer length that is possible on
+ * the host adapter.
+ * The max transfer length will be published when we offer a vmbus channel.
+ */
+
#define MAX_TRANSFER_LENGTH 0x40000
#define DEFAULT_PACKET_SIZE (sizeof(struct vmdata_gpa_direct) + \
sizeof(struct vstor_packet) + \
@@ -211,18 +223,19 @@ struct vstor_packet {
};
} __packed;

-/* Packet flags */
/*
+ * Packet Flags:
+ *
* This flag indicates that the server should send back a completion for this
* packet.
*/
+
#define REQUEST_COMPLETION_FLAG 0x1

/* This is the set of flags that the vsc can set in any packets it sends */
#define VSC_LEGAL_FLAGS (REQUEST_COMPLETION_FLAG)


-/* Defines */

#define STORVSC_MAX_IO_REQUESTS 128

@@ -674,7 +687,6 @@ static int storvsc_connect_to_vsp(struct hv_device *device, u32 ring_size)

memset(&props, 0, sizeof(struct vmstorage_channel_properties));

- /* Open the channel */
ret = vmbus_open(device->channel,
ring_size,
ring_size,
@@ -1154,9 +1166,6 @@ static int storvsc_host_reset(struct hv_device *device)
}


-/*
- * storvsc_host_reset_handler - Reset the scsi HBA
- */
static int storvsc_host_reset_handler(struct scsi_cmnd *scmnd)
{
struct hv_host_device *host_dev = shost_priv(scmnd->device->host);
@@ -1166,9 +1175,6 @@ static int storvsc_host_reset_handler(struct scsi_cmnd *scmnd)
}


-/*
- * storvsc_command_completion - Command completion processing
- */
static void storvsc_command_completion(struct hv_storvsc_request *request)
{
struct storvsc_cmd_request *cmd_request =
@@ -1262,9 +1268,6 @@ static bool storvsc_check_scsi_cmd(struct scsi_cmnd *scmnd)
return allowed;
}

-/*
- * storvsc_queuecommand - Initiate command processing
- */
static int storvsc_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *scmnd)
{
int ret;
@@ -1407,7 +1410,6 @@ retry_request:
return ret;
}

-/* Scsi driver */
static struct scsi_host_template scsi_driver = {
.module = THIS_MODULE,
.name = "storvsc_host_t",
@@ -1448,11 +1450,6 @@ static const struct hv_vmbus_device_id id_table[] = {

MODULE_DEVICE_TABLE(vmbus, id_table);

-
-/*
- * storvsc_probe - Add a new device for this driver
- */
-
static int storvsc_probe(struct hv_device *device,
const struct hv_vmbus_device_id *dev_id)
{
@@ -1542,8 +1539,6 @@ err_out0:
return ret;
}

-/* The one and only one */
-
static struct hv_driver storvsc_drv = {
.name = KBUILD_MODNAME,
.id_table = id_table,
--
1.7.4.1


\
 
 \ /
  Last update: 2012-01-12 21:45    [W:1.059 / U:0.288 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site