public inbox for linux-scsi@vger.kernel.org
 help / color / mirror / Atom feed
From: Andrew Vasquez <andrew.vasquez@qlogic.com>
To: Rudolph Pereira <rudolph@usyd.edu.au>
Cc: linux-scsi@vger.kernel.org
Subject: Re: fc remote port timeout with qla2xxx driver
Date: Wed, 31 Aug 2005 15:44:09 -0700	[thread overview]
Message-ID: <20050831224409.GL11577@plap.qlogic.org> (raw)
In-Reply-To: <20050831060134.GA26115@usyd.edu.au>

On Wed, 31 Aug 2005, Rudolph Pereira wrote:

> Aug 31 15:55:16 baku kernel: scsi(0): Sending Login IOCB (a0005000) to [81/0b1132].
> Aug 31 15:55:16 baku kernel: scsi(0): Process IODesc -- processing a0005000.
> Aug 31 15:55:16 baku kernel: scsi(0): Login IOCB -- status=0 mb1=0 pn=210000d02367d125.
> Aug 31 15:55:16 baku kernel: scsi(0): Login IOCB -- found RSCN fcport in fcports list [f7c84600].
> Aug 31 15:55:16 baku kernel: scsi(0): Login IOCB -- marking existing fcport [81/0b1132] online.
> Aug 31 15:55:16 baku kernel: scsi(0): Login IOCB -- Freeing RSCN fcport f5c12d80 [81/0b1132].
> Aug 31 15:55:16 baku kernel: scsi(0): port login OK: logged in ID 0x81
> Aug 31 15:55:16 baku kernel: scsi(0): qla2x00_port_login - end
> Aug 31 15:55:50 baku kernel:  rport-0:0-0: blocked FC remote port time out: removing target
> 
> at this point, the path is no longer unavailable, whereas it should be
> (everything's physically connected). The most worrying indication is the
> final "blocked FC remote port time out" which seems like the port is not
> being unblocked when it should.
> 
> Has anyone seen this issue, and is it known, and if so, are there any
> fixes for it?

Hmm, could you try the attached small patch?  This should close that
whole where the fc_remote_port state is restored to a correct state.

---

diff --git a/drivers/scsi/qla2xxx/qla_rscn.c b/drivers/scsi/qla2xxx/qla_rscn.c
--- a/drivers/scsi/qla2xxx/qla_rscn.c
+++ b/drivers/scsi/qla2xxx/qla_rscn.c
@@ -330,6 +330,8 @@ qla2x00_update_login_fcport(scsi_qla_hos
 	fcport->flags &= ~FCF_FAILOVER_NEEDED;
 	fcport->iodesc_idx_sent = IODESC_INVALID_INDEX;
 	atomic_set(&fcport->state, FCS_ONLINE);
+	if (fcport->rport)
+		fc_remote_port_unblock(fcport->rport);
 }
 
 

  reply	other threads:[~2005-08-31 22:44 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-08-31  6:01 fc remote port timeout with qla2xxx driver Rudolph Pereira
2005-08-31 22:44 ` Andrew Vasquez [this message]
2005-09-01  2:58   ` Rudolph Pereira
2005-09-20 20:32     ` [PATCH] qla2xxx: " Andrew Vasquez

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20050831224409.GL11577@plap.qlogic.org \
    --to=andrew.vasquez@qlogic.com \
    --cc=linux-scsi@vger.kernel.org \
    --cc=rudolph@usyd.edu.au \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox