diff mbox

tcmu: remove useless code and clean up the code style.

Message ID 1528353096-115725-1-git-send-email-xiubli@redhat.com (mailing list archive)
State New, archived
Headers show

Commit Message

Xiubo Li June 7, 2018, 6:31 a.m. UTC
From: Xiubo Li <xiubli@redhat.com>

Since the TCMU_RING_SIZE macro is not using here will discard it
and at the same time clean up the code style.

Signed-off-by: Xiubo Li <xiubli@redhat.com>
---
 drivers/target/target_core_user.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

Comments

Mike Christie June 7, 2018, 2:32 p.m. UTC | #1
On 06/07/2018 01:31 AM, xiubli@redhat.com wrote:
> From: Xiubo Li <xiubli@redhat.com>
> 
> Since the TCMU_RING_SIZE macro is not using here will discard it
> and at the same time clean up the code style.
> 
> Signed-off-by: Xiubo Li <xiubli@redhat.com>
> ---
>  drivers/target/target_core_user.c | 8 ++------
>  1 file changed, 2 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c
> index 4f26bdc..2c63936 100644
> --- a/drivers/target/target_core_user.c
> +++ b/drivers/target/target_core_user.c
> @@ -79,14 +79,10 @@
>  #define DATA_BLOCK_SIZE PAGE_SIZE
>  #define DATA_BLOCK_SHIFT PAGE_SHIFT
>  #define DATA_BLOCK_BITS_DEF (256 * 1024)
> -#define DATA_SIZE (DATA_BLOCK_BITS * DATA_BLOCK_SIZE)
>  
>  #define TCMU_MBS_TO_BLOCKS(_mbs) (_mbs << (20 - DATA_BLOCK_SHIFT))
>  #define TCMU_BLOCKS_TO_MBS(_blocks) (_blocks >> (20 - DATA_BLOCK_SHIFT))
>  
> -/* The total size of the ring is 8M + 256K * PAGE_SIZE */
> -#define TCMU_RING_SIZE (CMDR_SIZE + DATA_SIZE)
> -
>  /*
>   * Default number of global data blocks(512K * PAGE_SIZE)
>   * when the unmap thread will be started.
> @@ -279,7 +275,7 @@ static int tcmu_genl_cmd_done(struct genl_info *info, int completed_cmd)
>  	if (!info->attrs[TCMU_ATTR_CMD_STATUS] ||
>  	    !info->attrs[TCMU_ATTR_DEVICE_ID]) {
>  		printk(KERN_ERR "TCMU_ATTR_CMD_STATUS or TCMU_ATTR_DEVICE_ID not set, doing nothing\n");
> -                return -EINVAL;
> +		return -EINVAL;
>          }
>  
>  	dev_id = nla_get_u32(info->attrs[TCMU_ATTR_DEVICE_ID]);
> @@ -309,7 +305,7 @@ static int tcmu_genl_cmd_done(struct genl_info *info, int completed_cmd)
>  
>  	spin_unlock(&udev->nl_cmd_lock);
>  	if (!is_removed)
> -		 target_undepend_item(&dev->dev_group.cg_item);
> +		target_undepend_item(&dev->dev_group.cg_item);
>  	if (!ret)
>  		complete(&nl_cmd->complete);
>  	return ret;
> 

Acked-by: Mike Christie <mchristi@redhat.com>
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Martin K. Petersen June 8, 2018, 1:35 a.m. UTC | #2
Xiubo,

> Since the TCMU_RING_SIZE macro is not using here will discard it and
> at the same time clean up the code style.

Applied to 4.19/scsi-queue. Thanks!
Xiubo Li June 8, 2018, 2:16 a.m. UTC | #3
On 2018/6/8 9:35, Martin K. Petersen wrote:
> Xiubo,
>
>> Since the TCMU_RING_SIZE macro is not using here will discard it and
>> at the same time clean up the code style.
> Applied to 4.19/scsi-queue. Thanks!
>
Thanks very much.

BRs

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diff mbox

Patch

diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c
index 4f26bdc..2c63936 100644
--- a/drivers/target/target_core_user.c
+++ b/drivers/target/target_core_user.c
@@ -79,14 +79,10 @@ 
 #define DATA_BLOCK_SIZE PAGE_SIZE
 #define DATA_BLOCK_SHIFT PAGE_SHIFT
 #define DATA_BLOCK_BITS_DEF (256 * 1024)
-#define DATA_SIZE (DATA_BLOCK_BITS * DATA_BLOCK_SIZE)
 
 #define TCMU_MBS_TO_BLOCKS(_mbs) (_mbs << (20 - DATA_BLOCK_SHIFT))
 #define TCMU_BLOCKS_TO_MBS(_blocks) (_blocks >> (20 - DATA_BLOCK_SHIFT))
 
-/* The total size of the ring is 8M + 256K * PAGE_SIZE */
-#define TCMU_RING_SIZE (CMDR_SIZE + DATA_SIZE)
-
 /*
  * Default number of global data blocks(512K * PAGE_SIZE)
  * when the unmap thread will be started.
@@ -279,7 +275,7 @@  static int tcmu_genl_cmd_done(struct genl_info *info, int completed_cmd)
 	if (!info->attrs[TCMU_ATTR_CMD_STATUS] ||
 	    !info->attrs[TCMU_ATTR_DEVICE_ID]) {
 		printk(KERN_ERR "TCMU_ATTR_CMD_STATUS or TCMU_ATTR_DEVICE_ID not set, doing nothing\n");
-                return -EINVAL;
+		return -EINVAL;
         }
 
 	dev_id = nla_get_u32(info->attrs[TCMU_ATTR_DEVICE_ID]);
@@ -309,7 +305,7 @@  static int tcmu_genl_cmd_done(struct genl_info *info, int completed_cmd)
 
 	spin_unlock(&udev->nl_cmd_lock);
 	if (!is_removed)
-		 target_undepend_item(&dev->dev_group.cg_item);
+		target_undepend_item(&dev->dev_group.cg_item);
 	if (!ret)
 		complete(&nl_cmd->complete);
 	return ret;