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Commit 571f824c authored by Abhijeet Joglekar's avatar Abhijeet Joglekar Committed by James Bottomley
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[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: default avatarAbhijeet Joglekar <abjoglek@cisco.com>
Signed-off-by: default avatarRobert Love <robert.w.love@intel.com>
Signed-off-by: default avatarJames Bottomley <James.Bottomley@HansenPartnership.com>
parent 1f6ff364

drivers/scsi/libfc/fc_rport.c

+6 −1
Original line number Diff line number Diff line
@@ -214,6 +214,7 @@ static void fc_rport_state_enter(struct fc_rport *rport, 


static void fc_rport_work(struct work_struct *work)

{

	u32 port_id;

	struct fc_rport_libfc_priv *rdata =

		container_of(work, struct fc_rport_libfc_priv, event_work);

	enum fc_rport_event event;
@@ -279,8 +280,12 @@ static void fc_rport_work(struct work_struct *work) 
			rport_ops->event_callback(lport, rport, event);

		if (trans_state == FC_PORTSTATE_ROGUE)

			put_device(&rport->dev);

		else

		else {

			port_id = rport->port_id;

			fc_remote_port_delete(rport);

			lport->tt.exch_mgr_reset(lport, 0, port_id);

			lport->tt.exch_mgr_reset(lport, port_id, 0);

		}

	} else

		mutex_unlock(&rdata->rp_mutex);

}