forked from luck/tmp_suning_uos_patched
[SCSI] libfc: when rport goes away (re-plogi), clean up exchanges to/from rport
When a rport goes away, libFC does a plogi which will reset exchanges at the rport. Clean exchanges at our end, both in transport and libFC. If transport hooks into exch_mgr_reset, it will call back into fc_exch_mgr_reset() to clean up libFC exchanges. Signed-off-by: Abhijeet Joglekar <abjoglek@cisco.com> Signed-off-by: Robert Love <robert.w.love@intel.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
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@ -214,6 +214,7 @@ static void fc_rport_state_enter(struct fc_rport *rport,
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static void fc_rport_work(struct work_struct *work)
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{
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u32 port_id;
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struct fc_rport_libfc_priv *rdata =
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container_of(work, struct fc_rport_libfc_priv, event_work);
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enum fc_rport_event event;
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@ -279,8 +280,12 @@ static void fc_rport_work(struct work_struct *work)
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rport_ops->event_callback(lport, rport, event);
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if (trans_state == FC_PORTSTATE_ROGUE)
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put_device(&rport->dev);
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else
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else {
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port_id = rport->port_id;
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fc_remote_port_delete(rport);
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lport->tt.exch_mgr_reset(lport, 0, port_id);
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lport->tt.exch_mgr_reset(lport, port_id, 0);
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}
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} else
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mutex_unlock(&rdata->rp_mutex);
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}
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