[PATCH] xen-scsiback: some modifications about code comment

[PATCH] xen-scsiback: some modifications about code comment

[Rudy Zhang]

From: Tao Chen <boby.chen@huawei.com>

Signed-off-by: Tao Chen <boby.chen@huawei.com>
---
 drivers/xen/xen-scsiback.c | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/drivers/xen/xen-scsiback.c b/drivers/xen/xen-scsiback.c
index 3e32146..59f09fd 100644
--- a/drivers/xen/xen-scsiback.c
+++ b/drivers/xen/xen-scsiback.c
@@ -83,7 +83,7 @@ struct ids_tuple {
 
 struct v2p_entry {
 	struct ids_tuple v;		/* translate from */
-	struct scsiback_tpg *tpg;	/* translate to   */
+	struct scsiback_tpg *tpg;	/* translate to */
 	unsigned int lun;
 	struct kref kref;
 	struct list_head l;
@@ -525,7 +525,7 @@ static int scsiback_gnttab_data_map(struct vscsiif_request *ring_req,
 		}
 	}
 
-	/* free of (sgl) in fast_flush_area()*/
+	/* free of (sgl) in fast_flush_area() */
 	pending_req->sgl = kmalloc_array(nr_segments,
 					sizeof(struct scatterlist), GFP_KERNEL);
 	if (!pending_req->sgl)
@@ -1084,7 +1084,7 @@ static void scsiback_do_1lun_hotplug(struct vscsibk_info *info, int op,
 			}
 		}
 		break;
-	/*When it is necessary, processing is added here.*/
+	/* When it is necessary, processing is added here. */
 	default:
 		break;
 	}
@@ -1475,8 +1475,8 @@ static u32 scsiback_tpg_get_inst_index(struct se_portal_group *se_tpg)
 static int scsiback_check_stop_free(struct se_cmd *se_cmd)
 {
 	/*
-	 * Do not release struct se_cmd's containing a valid TMR
-	 * pointer.  These will be released directly in scsiback_device_action()
+	 * Do not release struct se_cmd's containing a valid TMR pointer.
+	 * These will be released directly in scsiback_device_action()
 	 * with transport_generic_free_cmd().
 	 */
 	if (se_cmd->se_cmd_flags & SCF_SCSI_TMR_CDB)
@@ -1642,7 +1642,7 @@ static int scsiback_make_nexus(struct scsiback_tpg *tpg,
 		return -ENOMEM;
 	}
 	/*
-	 *  Initialize the struct se_session pointer
+	 * Initialize the struct se_session pointer
 	 */
 	tv_nexus->tvn_se_sess = transport_init_session(TARGET_PROT_NORMAL);
 	if (IS_ERR(tv_nexus->tvn_se_sess)) {
@@ -1759,7 +1759,7 @@ static ssize_t scsiback_tpg_store_nexus(struct se_portal_group *se_tpg,
 	unsigned char i_port[VSCSI_NAMELEN], *ptr, *port_ptr;
 	int ret;
 	/*
-	 * Shutdown the active I_T nexus if 'NULL' is passed..
+	 * Shutdown the active I_T nexus if 'NULL' is passed.
 	 */
 	if (!strncmp(page, "NULL", 4)) {
 		ret = scsiback_drop_nexus(tpg);
@@ -1930,7 +1930,7 @@ static void scsiback_drop_tpg(struct se_portal_group *se_tpg)
 	 */
 	scsiback_drop_nexus(tpg);
 	/*
-	 * Deregister the se_tpg from TCM..
+	 * Deregister the se_tpg from TCM.
 	 */
 	core_tpg_deregister(se_tpg);
 	kfree(tpg);
-- 
1.8.5

Re: [PATCH] xen-scsiback: some modifications about code comment

[Juergen Gross]

On 02/07/2015 04:31 AM, Rudy Zhang wrote:
> From: Tao Chen <boby.chen@huawei.com>
>
> Signed-off-by: Tao Chen <boby.chen@huawei.com>

Are some white space fixes in comments really worth a patch?

Juergen

> ---
>   drivers/xen/xen-scsiback.c | 16 ++++++++--------
>   1 file changed, 8 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/xen/xen-scsiback.c b/drivers/xen/xen-scsiback.c
> index 3e32146..59f09fd 100644
> --- a/drivers/xen/xen-scsiback.c
> +++ b/drivers/xen/xen-scsiback.c
> @@ -83,7 +83,7 @@ struct ids_tuple {
>
>   struct v2p_entry {
>   	struct ids_tuple v;		/* translate from */
> -	struct scsiback_tpg *tpg;	/* translate to   */
> +	struct scsiback_tpg *tpg;	/* translate to */
>   	unsigned int lun;
>   	struct kref kref;
>   	struct list_head l;
> @@ -525,7 +525,7 @@ static int scsiback_gnttab_data_map(struct vscsiif_request *ring_req,
>   		}
>   	}
>
> -	/* free of (sgl) in fast_flush_area()*/
> +	/* free of (sgl) in fast_flush_area() */
>   	pending_req->sgl = kmalloc_array(nr_segments,
>   					sizeof(struct scatterlist), GFP_KERNEL);
>   	if (!pending_req->sgl)
> @@ -1084,7 +1084,7 @@ static void scsiback_do_1lun_hotplug(struct vscsibk_info *info, int op,
>   			}
>   		}
>   		break;
> -	/*When it is necessary, processing is added here.*/
> +	/* When it is necessary, processing is added here. */
>   	default:
>   		break;
>   	}
> @@ -1475,8 +1475,8 @@ static u32 scsiback_tpg_get_inst_index(struct se_portal_group *se_tpg)
>   static int scsiback_check_stop_free(struct se_cmd *se_cmd)
>   {
>   	/*
> -	 * Do not release struct se_cmd's containing a valid TMR
> -	 * pointer.  These will be released directly in scsiback_device_action()
> +	 * Do not release struct se_cmd's containing a valid TMR pointer.
> +	 * These will be released directly in scsiback_device_action()
>   	 * with transport_generic_free_cmd().
>   	 */
>   	if (se_cmd->se_cmd_flags & SCF_SCSI_TMR_CDB)
> @@ -1642,7 +1642,7 @@ static int scsiback_make_nexus(struct scsiback_tpg *tpg,
>   		return -ENOMEM;
>   	}
>   	/*
> -	 *  Initialize the struct se_session pointer
> +	 * Initialize the struct se_session pointer
>   	 */
>   	tv_nexus->tvn_se_sess = transport_init_session(TARGET_PROT_NORMAL);
>   	if (IS_ERR(tv_nexus->tvn_se_sess)) {
> @@ -1759,7 +1759,7 @@ static ssize_t scsiback_tpg_store_nexus(struct se_portal_group *se_tpg,
>   	unsigned char i_port[VSCSI_NAMELEN], *ptr, *port_ptr;
>   	int ret;
>   	/*
> -	 * Shutdown the active I_T nexus if 'NULL' is passed..
> +	 * Shutdown the active I_T nexus if 'NULL' is passed.
>   	 */
>   	if (!strncmp(page, "NULL", 4)) {
>   		ret = scsiback_drop_nexus(tpg);
> @@ -1930,7 +1930,7 @@ static void scsiback_drop_tpg(struct se_portal_group *se_tpg)
>   	 */
>   	scsiback_drop_nexus(tpg);
>   	/*
> -	 * Deregister the se_tpg from TCM..
> +	 * Deregister the se_tpg from TCM.
>   	 */
>   	core_tpg_deregister(se_tpg);
>   	kfree(tpg);
>

Re: [Xen-devel] [PATCH] xen-scsiback: some modifications about code comment

[David Vrabel]

On 09/02/15 07:08, Juergen Gross wrote:
> On 02/07/2015 04:31 AM, Rudy Zhang wrote:
>> From: Tao Chen <boby.chen@huawei.com>
>>
>> Signed-off-by: Tao Chen <boby.chen@huawei.com>
> 
> Are some white space fixes in comments really worth a patch?

No.

David