Re: [Patch v2 2/2] libiscsi: Remove iscsi_destroy_session

[Johannes Thumshirn]

On Wed, Sep 13, 2017 at 05:09:03PM -0700, Lee Duncan wrote:
> On 07/13/2017 09:11 AM, Khazhismel Kumykov wrote:
> > iscsi_session_teardown was the only user of this function. Function
> > currently is just short for iscsi_remove_session + iscsi_free_session.
> > 
> > Signed-off-by: Khazhismel Kumykov 
> 
> Why is this needed? I dislike changes that don't fix anything.

The function has no more users left after patch 1, so why keep it bitrotting?

-- 
Johannes Thumshirn  Storage
jthumsh...@suse.de+49 911 74053 689
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: Felix Imendörffer, Jane Smithard, Graham Norton
HRB 21284 (AG Nürnberg)
Key fingerprint = EC38 9CAB C2C4 F25D 8600 D0D0 0393 969D 2D76 0850

Re: [Patch v2 2/2] libiscsi: Remove iscsi_destroy_session

[Johannes Thumshirn]

On Wed, Sep 13, 2017 at 05:09:03PM -0700, Lee Duncan wrote:
> On 07/13/2017 09:11 AM, Khazhismel Kumykov wrote:
> > iscsi_session_teardown was the only user of this function. Function
> > currently is just short for iscsi_remove_session + iscsi_free_session.
> > 
> > Signed-off-by: Khazhismel Kumykov 
> 
> Why is this needed? I dislike changes that don't fix anything.

The function has no more users left after patch 1, so why keep it bitrotting?

-- 
Johannes Thumshirn  Storage
jthumsh...@suse.de+49 911 74053 689
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: Felix Imendörffer, Jane Smithard, Graham Norton
HRB 21284 (AG Nürnberg)
Key fingerprint = EC38 9CAB C2C4 F25D 8600 D0D0 0393 969D 2D76 0850

Re: [Patch v2 2/2] libiscsi: Remove iscsi_destroy_session

[Lee Duncan]

On 07/13/2017 09:11 AM, Khazhismel Kumykov wrote:
> iscsi_session_teardown was the only user of this function. Function
> currently is just short for iscsi_remove_session + iscsi_free_session.
> 
> Signed-off-by: Khazhismel Kumykov 

Why is this needed? I dislike changes that don't fix anything.

> ---
>  drivers/scsi/scsi_transport_iscsi.c | 16 
>  include/scsi/scsi_transport_iscsi.h |  1 -
>  2 files changed, 17 deletions(-)
> 
> diff --git a/drivers/scsi/scsi_transport_iscsi.c 
> b/drivers/scsi/scsi_transport_iscsi.c
> index a424eaeafeb0..924ac408d8a9 100644
> --- a/drivers/scsi/scsi_transport_iscsi.c
> +++ b/drivers/scsi/scsi_transport_iscsi.c
> @@ -2210,22 +2210,6 @@ void iscsi_free_session(struct iscsi_cls_session 
> *session)
>  }
>  EXPORT_SYMBOL_GPL(iscsi_free_session);
>  
> -/**
> - * iscsi_destroy_session - destroy iscsi session
> - * @session: iscsi_session
> - *
> - * Can be called by a LLD or iscsi_transport. There must not be
> - * any running connections.
> - */
> -int iscsi_destroy_session(struct iscsi_cls_session *session)
> -{
> - iscsi_remove_session(session);
> - ISCSI_DBG_TRANS_SESSION(session, "Completing session destruction\n");
> - iscsi_free_session(session);
> - return 0;
> -}
> -EXPORT_SYMBOL_GPL(iscsi_destroy_session);
> -
>  /**
>   * iscsi_create_conn - create iscsi class connection
>   * @session: iscsi cls session
> diff --git a/include/scsi/scsi_transport_iscsi.h 
> b/include/scsi/scsi_transport_iscsi.h
> index 6183d20a01fb..b266d2a3bcb1 100644
> --- a/include/scsi/scsi_transport_iscsi.h
> +++ b/include/scsi/scsi_transport_iscsi.h
> @@ -434,7 +434,6 @@ extern struct iscsi_cls_session 
> *iscsi_create_session(struct Scsi_Host *shost,
>   unsigned int target_id);
>  extern void iscsi_remove_session(struct iscsi_cls_session *session);
>  extern void iscsi_free_session(struct iscsi_cls_session *session);
> -extern int iscsi_destroy_session(struct iscsi_cls_session *session);
>  extern struct iscsi_cls_conn *iscsi_create_conn(struct iscsi_cls_session 
> *sess,
>   int dd_size, uint32_t cid);
>  extern int iscsi_destroy_conn(struct iscsi_cls_conn *conn);
> 

-- 
Lee Duncan
SUSE Labs

Re: [Patch v2 2/2] libiscsi: Remove iscsi_destroy_session

[Lee Duncan]

On 07/13/2017 09:11 AM, Khazhismel Kumykov wrote:
> iscsi_session_teardown was the only user of this function. Function
> currently is just short for iscsi_remove_session + iscsi_free_session.
> 
> Signed-off-by: Khazhismel Kumykov 

Why is this needed? I dislike changes that don't fix anything.

> ---
>  drivers/scsi/scsi_transport_iscsi.c | 16 
>  include/scsi/scsi_transport_iscsi.h |  1 -
>  2 files changed, 17 deletions(-)
> 
> diff --git a/drivers/scsi/scsi_transport_iscsi.c 
> b/drivers/scsi/scsi_transport_iscsi.c
> index a424eaeafeb0..924ac408d8a9 100644
> --- a/drivers/scsi/scsi_transport_iscsi.c
> +++ b/drivers/scsi/scsi_transport_iscsi.c
> @@ -2210,22 +2210,6 @@ void iscsi_free_session(struct iscsi_cls_session 
> *session)
>  }
>  EXPORT_SYMBOL_GPL(iscsi_free_session);
>  
> -/**
> - * iscsi_destroy_session - destroy iscsi session
> - * @session: iscsi_session
> - *
> - * Can be called by a LLD or iscsi_transport. There must not be
> - * any running connections.
> - */
> -int iscsi_destroy_session(struct iscsi_cls_session *session)
> -{
> - iscsi_remove_session(session);
> - ISCSI_DBG_TRANS_SESSION(session, "Completing session destruction\n");
> - iscsi_free_session(session);
> - return 0;
> -}
> -EXPORT_SYMBOL_GPL(iscsi_destroy_session);
> -
>  /**
>   * iscsi_create_conn - create iscsi class connection
>   * @session: iscsi cls session
> diff --git a/include/scsi/scsi_transport_iscsi.h 
> b/include/scsi/scsi_transport_iscsi.h
> index 6183d20a01fb..b266d2a3bcb1 100644
> --- a/include/scsi/scsi_transport_iscsi.h
> +++ b/include/scsi/scsi_transport_iscsi.h
> @@ -434,7 +434,6 @@ extern struct iscsi_cls_session 
> *iscsi_create_session(struct Scsi_Host *shost,
>   unsigned int target_id);
>  extern void iscsi_remove_session(struct iscsi_cls_session *session);
>  extern void iscsi_free_session(struct iscsi_cls_session *session);
> -extern int iscsi_destroy_session(struct iscsi_cls_session *session);
>  extern struct iscsi_cls_conn *iscsi_create_conn(struct iscsi_cls_session 
> *sess,
>   int dd_size, uint32_t cid);
>  extern int iscsi_destroy_conn(struct iscsi_cls_conn *conn);
> 

-- 
Lee Duncan
SUSE Labs

Re: [Patch v2 2/2] libiscsi: Remove iscsi_destroy_session

[Chris Leech]

Thanks.

Acked-by: Chris Leech 

On Thu, Jul 13, 2017 at 09:11:22AM -0700, 'Khazhismel Kumykov' via open-iscsi 
wrote:
> iscsi_session_teardown was the only user of this function. Function
> currently is just short for iscsi_remove_session + iscsi_free_session.
> 
> Signed-off-by: Khazhismel Kumykov 
> ---
>  drivers/scsi/scsi_transport_iscsi.c | 16 
>  include/scsi/scsi_transport_iscsi.h |  1 -
>  2 files changed, 17 deletions(-)
> 
> diff --git a/drivers/scsi/scsi_transport_iscsi.c 
> b/drivers/scsi/scsi_transport_iscsi.c
> index a424eaeafeb0..924ac408d8a9 100644
> --- a/drivers/scsi/scsi_transport_iscsi.c
> +++ b/drivers/scsi/scsi_transport_iscsi.c
> @@ -2210,22 +2210,6 @@ void iscsi_free_session(struct iscsi_cls_session 
> *session)
>  }
>  EXPORT_SYMBOL_GPL(iscsi_free_session);
>  
> -/**
> - * iscsi_destroy_session - destroy iscsi session
> - * @session: iscsi_session
> - *
> - * Can be called by a LLD or iscsi_transport. There must not be
> - * any running connections.
> - */
> -int iscsi_destroy_session(struct iscsi_cls_session *session)
> -{
> - iscsi_remove_session(session);
> - ISCSI_DBG_TRANS_SESSION(session, "Completing session destruction\n");
> - iscsi_free_session(session);
> - return 0;
> -}
> -EXPORT_SYMBOL_GPL(iscsi_destroy_session);
> -
>  /**
>   * iscsi_create_conn - create iscsi class connection
>   * @session: iscsi cls session
> diff --git a/include/scsi/scsi_transport_iscsi.h 
> b/include/scsi/scsi_transport_iscsi.h
> index 6183d20a01fb..b266d2a3bcb1 100644
> --- a/include/scsi/scsi_transport_iscsi.h
> +++ b/include/scsi/scsi_transport_iscsi.h
> @@ -434,7 +434,6 @@ extern struct iscsi_cls_session 
> *iscsi_create_session(struct Scsi_Host *shost,
>   unsigned int target_id);
>  extern void iscsi_remove_session(struct iscsi_cls_session *session);
>  extern void iscsi_free_session(struct iscsi_cls_session *session);
> -extern int iscsi_destroy_session(struct iscsi_cls_session *session);
>  extern struct iscsi_cls_conn *iscsi_create_conn(struct iscsi_cls_session 
> *sess,
>   int dd_size, uint32_t cid);
>  extern int iscsi_destroy_conn(struct iscsi_cls_conn *conn);
> -- 
> 2.13.2.932.g7449e964c-goog
> 
> -- 
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Re: [Patch v2 2/2] libiscsi: Remove iscsi_destroy_session

[Chris Leech]

Thanks.

Acked-by: Chris Leech 

On Thu, Jul 13, 2017 at 09:11:22AM -0700, 'Khazhismel Kumykov' via open-iscsi 
wrote:
> iscsi_session_teardown was the only user of this function. Function
> currently is just short for iscsi_remove_session + iscsi_free_session.
> 
> Signed-off-by: Khazhismel Kumykov 
> ---
>  drivers/scsi/scsi_transport_iscsi.c | 16 
>  include/scsi/scsi_transport_iscsi.h |  1 -
>  2 files changed, 17 deletions(-)
> 
> diff --git a/drivers/scsi/scsi_transport_iscsi.c 
> b/drivers/scsi/scsi_transport_iscsi.c
> index a424eaeafeb0..924ac408d8a9 100644
> --- a/drivers/scsi/scsi_transport_iscsi.c
> +++ b/drivers/scsi/scsi_transport_iscsi.c
> @@ -2210,22 +2210,6 @@ void iscsi_free_session(struct iscsi_cls_session 
> *session)
>  }
>  EXPORT_SYMBOL_GPL(iscsi_free_session);
>  
> -/**
> - * iscsi_destroy_session - destroy iscsi session
> - * @session: iscsi_session
> - *
> - * Can be called by a LLD or iscsi_transport. There must not be
> - * any running connections.
> - */
> -int iscsi_destroy_session(struct iscsi_cls_session *session)
> -{
> - iscsi_remove_session(session);
> - ISCSI_DBG_TRANS_SESSION(session, "Completing session destruction\n");
> - iscsi_free_session(session);
> - return 0;
> -}
> -EXPORT_SYMBOL_GPL(iscsi_destroy_session);
> -
>  /**
>   * iscsi_create_conn - create iscsi class connection
>   * @session: iscsi cls session
> diff --git a/include/scsi/scsi_transport_iscsi.h 
> b/include/scsi/scsi_transport_iscsi.h
> index 6183d20a01fb..b266d2a3bcb1 100644
> --- a/include/scsi/scsi_transport_iscsi.h
> +++ b/include/scsi/scsi_transport_iscsi.h
> @@ -434,7 +434,6 @@ extern struct iscsi_cls_session 
> *iscsi_create_session(struct Scsi_Host *shost,
>   unsigned int target_id);
>  extern void iscsi_remove_session(struct iscsi_cls_session *session);
>  extern void iscsi_free_session(struct iscsi_cls_session *session);
> -extern int iscsi_destroy_session(struct iscsi_cls_session *session);
>  extern struct iscsi_cls_conn *iscsi_create_conn(struct iscsi_cls_session 
> *sess,
>   int dd_size, uint32_t cid);
>  extern int iscsi_destroy_conn(struct iscsi_cls_conn *conn);
> -- 
> 2.13.2.932.g7449e964c-goog
> 
> -- 
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[Patch v2 2/2] libiscsi: Remove iscsi_destroy_session

[Khazhismel Kumykov]

iscsi_session_teardown was the only user of this function. Function
currently is just short for iscsi_remove_session + iscsi_free_session.

Signed-off-by: Khazhismel Kumykov 
---
 drivers/scsi/scsi_transport_iscsi.c | 16 
 include/scsi/scsi_transport_iscsi.h |  1 -
 2 files changed, 17 deletions(-)

diff --git a/drivers/scsi/scsi_transport_iscsi.c 
b/drivers/scsi/scsi_transport_iscsi.c
index a424eaeafeb0..924ac408d8a9 100644
--- a/drivers/scsi/scsi_transport_iscsi.c
+++ b/drivers/scsi/scsi_transport_iscsi.c
@@ -2210,22 +2210,6 @@ void iscsi_free_session(struct iscsi_cls_session 
*session)
 }
 EXPORT_SYMBOL_GPL(iscsi_free_session);
 
-/**
- * iscsi_destroy_session - destroy iscsi session
- * @session: iscsi_session
- *
- * Can be called by a LLD or iscsi_transport. There must not be
- * any running connections.
- */
-int iscsi_destroy_session(struct iscsi_cls_session *session)
-{
-   iscsi_remove_session(session);
-   ISCSI_DBG_TRANS_SESSION(session, "Completing session destruction\n");
-   iscsi_free_session(session);
-   return 0;
-}
-EXPORT_SYMBOL_GPL(iscsi_destroy_session);
-
 /**
  * iscsi_create_conn - create iscsi class connection
  * @session: iscsi cls session
diff --git a/include/scsi/scsi_transport_iscsi.h 
b/include/scsi/scsi_transport_iscsi.h
index 6183d20a01fb..b266d2a3bcb1 100644
--- a/include/scsi/scsi_transport_iscsi.h
+++ b/include/scsi/scsi_transport_iscsi.h
@@ -434,7 +434,6 @@ extern struct iscsi_cls_session 
*iscsi_create_session(struct Scsi_Host *shost,
unsigned int target_id);
 extern void iscsi_remove_session(struct iscsi_cls_session *session);
 extern void iscsi_free_session(struct iscsi_cls_session *session);
-extern int iscsi_destroy_session(struct iscsi_cls_session *session);
 extern struct iscsi_cls_conn *iscsi_create_conn(struct iscsi_cls_session *sess,
int dd_size, uint32_t cid);
 extern int iscsi_destroy_conn(struct iscsi_cls_conn *conn);
-- 
2.13.2.932.g7449e964c-goog



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[Patch v2 2/2] libiscsi: Remove iscsi_destroy_session

[Khazhismel Kumykov]

iscsi_session_teardown was the only user of this function. Function
currently is just short for iscsi_remove_session + iscsi_free_session.

Signed-off-by: Khazhismel Kumykov 
---
 drivers/scsi/scsi_transport_iscsi.c | 16 
 include/scsi/scsi_transport_iscsi.h |  1 -
 2 files changed, 17 deletions(-)

diff --git a/drivers/scsi/scsi_transport_iscsi.c 
b/drivers/scsi/scsi_transport_iscsi.c
index a424eaeafeb0..924ac408d8a9 100644
--- a/drivers/scsi/scsi_transport_iscsi.c
+++ b/drivers/scsi/scsi_transport_iscsi.c
@@ -2210,22 +2210,6 @@ void iscsi_free_session(struct iscsi_cls_session 
*session)
 }
 EXPORT_SYMBOL_GPL(iscsi_free_session);
 
-/**
- * iscsi_destroy_session - destroy iscsi session
- * @session: iscsi_session
- *
- * Can be called by a LLD or iscsi_transport. There must not be
- * any running connections.
- */
-int iscsi_destroy_session(struct iscsi_cls_session *session)
-{
-   iscsi_remove_session(session);
-   ISCSI_DBG_TRANS_SESSION(session, "Completing session destruction\n");
-   iscsi_free_session(session);
-   return 0;
-}
-EXPORT_SYMBOL_GPL(iscsi_destroy_session);
-
 /**
  * iscsi_create_conn - create iscsi class connection
  * @session: iscsi cls session
diff --git a/include/scsi/scsi_transport_iscsi.h 
b/include/scsi/scsi_transport_iscsi.h
index 6183d20a01fb..b266d2a3bcb1 100644
--- a/include/scsi/scsi_transport_iscsi.h
+++ b/include/scsi/scsi_transport_iscsi.h
@@ -434,7 +434,6 @@ extern struct iscsi_cls_session 
*iscsi_create_session(struct Scsi_Host *shost,
unsigned int target_id);
 extern void iscsi_remove_session(struct iscsi_cls_session *session);
 extern void iscsi_free_session(struct iscsi_cls_session *session);
-extern int iscsi_destroy_session(struct iscsi_cls_session *session);
 extern struct iscsi_cls_conn *iscsi_create_conn(struct iscsi_cls_session *sess,
int dd_size, uint32_t cid);
 extern int iscsi_destroy_conn(struct iscsi_cls_conn *conn);
-- 
2.13.2.932.g7449e964c-goog



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