From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:54780 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752169AbeCMOT1 (ORCPT ); Tue, 13 Mar 2018 10:19:27 -0400 Subject: Patch "scsi: qla2xxx: Fix login state machine stuck at GPDB" has been added to the 4.15-stable tree To: quinn.tran@cavium.com, gregkh@linuxfoundation.org, hare@suse.com, himanshu.madhani@cavium.com, martin.petersen@oracle.com, stable@vger.kernel.org Cc: , From: Date: Tue, 13 Mar 2018 15:18:39 +0100 Message-ID: <1520950719186183@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled scsi: qla2xxx: Fix login state machine stuck at GPDB to the 4.15-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: scsi-qla2xxx-fix-login-state-machine-stuck-at-gpdb.patch and it can be found in the queue-4.15 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From 414d9ff3f8039f85d23f619dcbbd1ba2628a1a67 Mon Sep 17 00:00:00 2001 From: Quinn Tran Date: Mon, 4 Dec 2017 14:45:03 -0800 Subject: scsi: qla2xxx: Fix login state machine stuck at GPDB From: Quinn Tran commit 414d9ff3f8039f85d23f619dcbbd1ba2628a1a67 upstream. This patch returns discovery state machine back to Login Complete. Fixes: 726b85487067d ("qla2xxx: Add framework for async fabric discovery") Cc: # 4.10+ Signed-off-by: Quinn Tran Signed-off-by: Himanshu Madhani Reviewed-by: Hannes Reinecke Signed-off-by: Martin K. Petersen Signed-off-by: Greg Kroah-Hartman --- drivers/scsi/qla2xxx/qla_init.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) --- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -863,6 +863,7 @@ void qla24xx_handle_gpdb_event(scsi_qla_ int rval = ea->rc; fc_port_t *fcport = ea->fcport; unsigned long flags; + u16 opt = ea->sp->u.iocb_cmd.u.mbx.out_mb[10]; fcport->flags &= ~FCF_ASYNC_SENT; @@ -893,7 +894,8 @@ void qla24xx_handle_gpdb_event(scsi_qla_ } spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags); - ea->fcport->login_gen++; + if (opt != PDO_FORCE_ADISC) + ea->fcport->login_gen++; ea->fcport->deleted = 0; ea->fcport->logout_on_delete = 1; @@ -917,6 +919,13 @@ void qla24xx_handle_gpdb_event(scsi_qla_ qla24xx_post_gpsc_work(vha, fcport); } + } else if (ea->fcport->login_succ) { + /* + * We have an existing session. A late RSCN delivery + * must have triggered the session to be re-validate. + * session is still valid. + */ + fcport->disc_state = DSC_LOGIN_COMPLETE; } spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags); } /* gpdb event */ Patches currently in stable-queue which might be from quinn.tran@cavium.com are queue-4.15/scsi-qla2xxx-retry-switch-command-on-time-out.patch queue-4.15/scsi-qla2xxx-relogin-to-target-port-on-a-cable-swap.patch queue-4.15/scsi-qla2xxx-fix-abort-command-deadlock-due-to-spinlock.patch queue-4.15/scsi-qla2xxx-fix-re-login-for-nport-handle-in-use.patch queue-4.15/scsi-qla2xxx-fix-login-state-machine-stuck-at-gpdb.patch queue-4.15/scsi-qla2xxx-fix-system-crash-for-notify-ack-timeout-handling.patch queue-4.15/scsi-qla2xxx-replace-fcport-alloc-with-qla2x00_alloc_fcport.patch queue-4.15/scsi-qla2xxx-clear-loop-id-after-delete.patch queue-4.15/scsi-qla2xxx-fix-relogin-being-triggered-too-fast.patch queue-4.15/scsi-qla2xxx-skip-irq-affinity-for-target-qpairs.patch queue-4.15/scsi-qla2xxx-fix-scan-state-field-for-fcport.patch queue-4.15/scsi-qla2xxx-fix-prli-state-check.patch queue-4.15/scsi-qla2xxx-fix-system-crash-in-qlt_plogi_ack_unref.patch queue-4.15/scsi-qla2xxx-serialize-gpnid-for-multiple-rscn.patch queue-4.15/scsi-qla2xxx-fix-gpnid-error-processing.patch queue-4.15/scsi-qla2xxx-move-session-delete-to-driver-work-queue.patch