Message ID | 20200405225905.17171-1-bvanassche@acm.org (mailing list archive) |
---|---|
State | Mainlined |
Commit | 21e855cdfeb91cf2fe92cd608c3f1d657fc73c5c |
Headers | show |
Series | qla2xxx: Split qla2x00_configure_local_loop() | expand |
Hi Bart, On Sun, Apr 05, 2020 at 03:59:05PM -0700, Bart Van Assche wrote: > The size of the function qla2x00_configure_local_loop() hurts its > readability. Hence split that function. This patch does not change > any functionality. > > Cc: Nilesh Javali <njavali@marvell.com> > Cc: Himanshu Madhani <hmadhani@marvell.com> > Cc: Quinn Tran <qutran@marvell.com> > Cc: Martin Wilck <mwilck@suse.com> > Cc: Daniel Wagner <dwagner@suse.de> > Cc: Roman Bolshakov <r.bolshakov@yadro.com> > Signed-off-by: Bart Van Assche <bvanassche@acm.org> Looks good to me. Reviewed-by: Daniel Wagner <dwagner@suse.de> Thanks, Daniel
On 4/5/20 5:59 PM, Bart Van Assche wrote: > The size of the function qla2x00_configure_local_loop() hurts its > readability. Hence split that function. This patch does not change > any functionality. > > Cc: Nilesh Javali <njavali@marvell.com> > Cc: Himanshu Madhani <hmadhani@marvell.com> > Cc: Quinn Tran <qutran@marvell.com> > Cc: Martin Wilck <mwilck@suse.com> > Cc: Daniel Wagner <dwagner@suse.de> > Cc: Roman Bolshakov <r.bolshakov@yadro.com> > Signed-off-by: Bart Van Assche <bvanassche@acm.org> > --- > drivers/scsi/qla2xxx/qla_init.c | 92 ++++++++++++++++++--------------- > 1 file changed, 50 insertions(+), 42 deletions(-) > > diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c > index 5b2deaa730bf..80390d3f3236 100644 > --- a/drivers/scsi/qla2xxx/qla_init.c > +++ b/drivers/scsi/qla2xxx/qla_init.c > @@ -5081,6 +5081,54 @@ qla2x00_configure_loop(scsi_qla_host_t *vha) > return (rval); > } > > +static int qla2x00_configure_n2n_loop(scsi_qla_host_t *vha) > +{ > + struct qla_hw_data *ha = vha->hw; > + unsigned long flags; > + fc_port_t *fcport; > + int rval; > + > + if (test_and_clear_bit(N2N_LOGIN_NEEDED, &vha->dpc_flags)) { > + /* borrowing */ > + u32 *bp, sz; > + > + memset(ha->init_cb, 0, ha->init_cb_size); > + sz = min_t(int, sizeof(struct els_plogi_payload), > + ha->init_cb_size); > + rval = qla24xx_get_port_login_templ(vha, ha->init_cb_dma, > + ha->init_cb, sz); > + if (rval == QLA_SUCCESS) { > + __be32 *q = &ha->plogi_els_payld.data[0]; > + > + bp = (uint32_t *)ha->init_cb; > + cpu_to_be32_array(q, bp, sz / 4); > + memcpy(bp, q, sizeof(ha->plogi_els_payld.data)); > + } else { > + ql_dbg(ql_dbg_init, vha, 0x00d1, > + "PLOGI ELS param read fail.\n"); > + goto skip_login; > + } > + } > + > + list_for_each_entry(fcport, &vha->vp_fcports, list) { > + if (fcport->n2n_flag) { > + qla24xx_fcport_handle_login(vha, fcport); > + return QLA_SUCCESS; > + } > + } > + > +skip_login: > + spin_lock_irqsave(&vha->work_lock, flags); > + vha->scan.scan_retry++; > + spin_unlock_irqrestore(&vha->work_lock, flags); > + > + if (vha->scan.scan_retry < MAX_SCAN_RETRIES) { > + set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); > + set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); > + } > + return QLA_FUNCTION_FAILED; > +} > + > /* > * qla2x00_configure_local_loop > * Updates Fibre Channel Device Database with local loop devices. > @@ -5098,7 +5146,6 @@ qla2x00_configure_local_loop(scsi_qla_host_t *vha) > int found_devs; > int found; > fc_port_t *fcport, *new_fcport; > - > uint16_t index; > uint16_t entries; > struct gid_list_info *gid; > @@ -5108,47 +5155,8 @@ qla2x00_configure_local_loop(scsi_qla_host_t *vha) > unsigned long flags; > > /* Inititae N2N login. */ > - if (N2N_TOPO(ha)) { > - if (test_and_clear_bit(N2N_LOGIN_NEEDED, &vha->dpc_flags)) { > - /* borrowing */ > - u32 *bp, sz; > - > - memset(ha->init_cb, 0, ha->init_cb_size); > - sz = min_t(int, sizeof(struct els_plogi_payload), > - ha->init_cb_size); > - rval = qla24xx_get_port_login_templ(vha, > - ha->init_cb_dma, (void *)ha->init_cb, sz); > - if (rval == QLA_SUCCESS) { > - __be32 *q = &ha->plogi_els_payld.data[0]; > - > - bp = (uint32_t *)ha->init_cb; > - cpu_to_be32_array(q, bp, sz / 4); > - > - memcpy(bp, q, sizeof(ha->plogi_els_payld.data)); > - } else { > - ql_dbg(ql_dbg_init, vha, 0x00d1, > - "PLOGI ELS param read fail.\n"); > - goto skip_login; > - } > - } > - > - list_for_each_entry(fcport, &vha->vp_fcports, list) { > - if (fcport->n2n_flag) { > - qla24xx_fcport_handle_login(vha, fcport); > - return QLA_SUCCESS; > - } > - } > -skip_login: > - spin_lock_irqsave(&vha->work_lock, flags); > - vha->scan.scan_retry++; > - spin_unlock_irqrestore(&vha->work_lock, flags); > - > - if (vha->scan.scan_retry < MAX_SCAN_RETRIES) { > - set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); > - set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); > - } > - return QLA_FUNCTION_FAILED; > - } > + if (N2N_TOPO(ha)) > + return qla2x00_configure_n2n_loop(vha); > > found_devs = 0; > new_fcport = NULL; > Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com> -- Himanshu
On Sun, Apr 05, 2020 at 03:59:05PM -0700, Bart Van Assche wrote: > The size of the function qla2x00_configure_local_loop() hurts its > readability. Hence split that function. This patch does not change > any functionality. > Hi Bart, Reviewed-by: Roman Bolshakov <r.bolshakov@yadro.com> Thanks, Roman
Bart, > The size of the function qla2x00_configure_local_loop() hurts its > readability. Hence split that function. This patch does not change any > functionality. Applied to 5.8/scsi-queue, thanks!
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c index 5b2deaa730bf..80390d3f3236 100644 --- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -5081,6 +5081,54 @@ qla2x00_configure_loop(scsi_qla_host_t *vha) return (rval); } +static int qla2x00_configure_n2n_loop(scsi_qla_host_t *vha) +{ + struct qla_hw_data *ha = vha->hw; + unsigned long flags; + fc_port_t *fcport; + int rval; + + if (test_and_clear_bit(N2N_LOGIN_NEEDED, &vha->dpc_flags)) { + /* borrowing */ + u32 *bp, sz; + + memset(ha->init_cb, 0, ha->init_cb_size); + sz = min_t(int, sizeof(struct els_plogi_payload), + ha->init_cb_size); + rval = qla24xx_get_port_login_templ(vha, ha->init_cb_dma, + ha->init_cb, sz); + if (rval == QLA_SUCCESS) { + __be32 *q = &ha->plogi_els_payld.data[0]; + + bp = (uint32_t *)ha->init_cb; + cpu_to_be32_array(q, bp, sz / 4); + memcpy(bp, q, sizeof(ha->plogi_els_payld.data)); + } else { + ql_dbg(ql_dbg_init, vha, 0x00d1, + "PLOGI ELS param read fail.\n"); + goto skip_login; + } + } + + list_for_each_entry(fcport, &vha->vp_fcports, list) { + if (fcport->n2n_flag) { + qla24xx_fcport_handle_login(vha, fcport); + return QLA_SUCCESS; + } + } + +skip_login: + spin_lock_irqsave(&vha->work_lock, flags); + vha->scan.scan_retry++; + spin_unlock_irqrestore(&vha->work_lock, flags); + + if (vha->scan.scan_retry < MAX_SCAN_RETRIES) { + set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); + set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); + } + return QLA_FUNCTION_FAILED; +} + /* * qla2x00_configure_local_loop * Updates Fibre Channel Device Database with local loop devices. @@ -5098,7 +5146,6 @@ qla2x00_configure_local_loop(scsi_qla_host_t *vha) int found_devs; int found; fc_port_t *fcport, *new_fcport; - uint16_t index; uint16_t entries; struct gid_list_info *gid; @@ -5108,47 +5155,8 @@ qla2x00_configure_local_loop(scsi_qla_host_t *vha) unsigned long flags; /* Inititae N2N login. */ - if (N2N_TOPO(ha)) { - if (test_and_clear_bit(N2N_LOGIN_NEEDED, &vha->dpc_flags)) { - /* borrowing */ - u32 *bp, sz; - - memset(ha->init_cb, 0, ha->init_cb_size); - sz = min_t(int, sizeof(struct els_plogi_payload), - ha->init_cb_size); - rval = qla24xx_get_port_login_templ(vha, - ha->init_cb_dma, (void *)ha->init_cb, sz); - if (rval == QLA_SUCCESS) { - __be32 *q = &ha->plogi_els_payld.data[0]; - - bp = (uint32_t *)ha->init_cb; - cpu_to_be32_array(q, bp, sz / 4); - - memcpy(bp, q, sizeof(ha->plogi_els_payld.data)); - } else { - ql_dbg(ql_dbg_init, vha, 0x00d1, - "PLOGI ELS param read fail.\n"); - goto skip_login; - } - } - - list_for_each_entry(fcport, &vha->vp_fcports, list) { - if (fcport->n2n_flag) { - qla24xx_fcport_handle_login(vha, fcport); - return QLA_SUCCESS; - } - } -skip_login: - spin_lock_irqsave(&vha->work_lock, flags); - vha->scan.scan_retry++; - spin_unlock_irqrestore(&vha->work_lock, flags); - - if (vha->scan.scan_retry < MAX_SCAN_RETRIES) { - set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); - set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); - } - return QLA_FUNCTION_FAILED; - } + if (N2N_TOPO(ha)) + return qla2x00_configure_n2n_loop(vha); found_devs = 0; new_fcport = NULL;
The size of the function qla2x00_configure_local_loop() hurts its readability. Hence split that function. This patch does not change any functionality. Cc: Nilesh Javali <njavali@marvell.com> Cc: Himanshu Madhani <hmadhani@marvell.com> Cc: Quinn Tran <qutran@marvell.com> Cc: Martin Wilck <mwilck@suse.com> Cc: Daniel Wagner <dwagner@suse.de> Cc: Roman Bolshakov <r.bolshakov@yadro.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> --- drivers/scsi/qla2xxx/qla_init.c | 92 ++++++++++++++++++--------------- 1 file changed, 50 insertions(+), 42 deletions(-)