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scsi: libfc: Replace ->seq_exch_abort callback with function call

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The ->seq_exch_abort callback only ever had one implementation,
so we can as well call it directly and drop the callback.

Signed-off-by: Hannes Reinecke <hare@suse.com>
Acked-by: Johannes Thumshirn <jth@kernel.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Hannes Reinecke 2016-10-18 10:01:49 +02:00 committed by Martin K. Petersen
parent 0cac937da5
commit 0ebaed17fe
3 changed files with 11 additions and 20 deletions
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13
drivers/scsi/libfc/fc_exch.c
View File

@ -629,6 +629,13 @@ static void fc_seq_set_resp(struct fc_seq *sp,
* @ep: The exchange to be aborted
* @timer_msec: The period of time to wait before aborting
*
* Abort an exchange and sequence. Generally called because of a
* exchange timeout or an abort from the upper layer.
*
* A timer_msec can be specified for abort timeout, if non-zero
* timer_msec value is specified then exchange resp handler
* will be called with timeout error if no response to abort.
*
* Locking notes: Called with exch lock held
*
* Return value: 0 on success else error code
@ -692,8 +699,7 @@ static int fc_exch_abort_locked(struct fc_exch *ep,
*
* Return value: 0 on success else error code
*/
static int fc_seq_exch_abort(const struct fc_seq *req_sp,
unsigned int timer_msec)
int fc_seq_exch_abort(const struct fc_seq *req_sp, unsigned int timer_msec)
{
struct fc_exch *ep;
int error;
@ -2654,9 +2660,6 @@ int fc_exch_init(struct fc_lport *lport)
if (!lport->tt.exch_mgr_reset)
lport->tt.exch_mgr_reset = fc_exch_mgr_reset;
if (!lport->tt.seq_exch_abort)
lport->tt.seq_exch_abort = fc_seq_exch_abort;
if (!lport->tt.seq_assign)
lport->tt.seq_assign = fc_seq_assign;

4
drivers/scsi/libfc/fc_fcp.c
View File

@ -287,9 +287,9 @@ static int fc_fcp_send_abort(struct fc_fcp_pkt *fsp)
put_cpu();
fsp->state |= FC_SRB_ABORT_PENDING;
rc = fsp->lp->tt.seq_exch_abort(fsp->seq_ptr, 0);
rc = fc_seq_exch_abort(fsp->seq_ptr, 0);
/*
* ->seq_exch_abort() might return -ENXIO if
* fc_seq_exch_abort() might return -ENXIO if
* the sequence is already completed
*/
if (rc == -ENXIO) {

14
include/scsi/libfc.h
View File

@ -514,19 +514,6 @@ struct libfc_function_template {
*/
void (*get_lesb)(struct fc_lport *, struct fc_els_lesb *lesb);
/*
* Abort an exchange and sequence. Generally called because of a
* exchange timeout or an abort from the upper layer.
*
* A timer_msec can be specified for abort timeout, if non-zero
* timer_msec value is specified then exchange resp handler
* will be called with timeout error if no response to abort.
*
* STATUS: OPTIONAL
*/
int (*seq_exch_abort)(const struct fc_seq *,
unsigned int timer_msec);
/*
* Indicate that an exchange/sequence tuple is complete and the memory
* allocated for the related objects may be freed.
@ -1052,6 +1039,7 @@ void fc_exch_mgr_free(struct fc_lport *);
void fc_exch_recv(struct fc_lport *, struct fc_frame *);
void fc_exch_mgr_reset(struct fc_lport *, u32 s_id, u32 d_id);
int fc_seq_send(struct fc_lport *lport, struct fc_seq *sp, struct fc_frame *fp);
int fc_seq_exch_abort(const struct fc_seq *, unsigned int timer_msec);
/*
* Functions for fc_functions_template