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From: Hou Pu <>
To: Mike Christie <>,,,
Subject: Re: [PATCH v4 0/2] iscsi-target: fix login error when receiving is too fast
Date: Tue, 28 Jul 2020 11:16:42 +0800
Message-ID: <> (raw)
In-Reply-To: <>

On 2020/7/26 10:58 上午, Mike Christie wrote:
> On 7/16/20 5:02 AM, Hou Pu wrote:
>> Hi,
>> We encountered "iSCSI Login negotiation failed" several times.
>> After enable debug log in iscsi_target_nego.c of iSCSI target.
>> Error shows:
>>    "Got LOGIN_FLAGS_READ_ACTIVE=1, conn: xxxxxxxxxx >>>>"
>> Patch 1 is trying to fix this problem. Please see comment in patch 1
>> for details.
>> Sorry for delay of v4. Version 3 of this patchset could be found here[1].
>> Changes from v4:
>> * In iscsi_target_do_login_rx(), call cancel_delayed_work() if it is final
>>    login pdu. Also call cancel_delayed_work() if current negotiation is failed.
>>    This is advised by Mike Christie. See below[1] for more details.
>> Changes from v3:
>> * Fix style problem found by
> Ah sorry, I thought I replied a little later about my concerns being overly paranoid and your patch being ok. I don't see it on the list so not sure what happened.
> If you are still not liking the cancel call, I'm ok with v3. Add my reviewed by to either version you prefer.
> Reviewed-by: Mike Christie <>

It took me some time to understand how workqueue works and make sure
it is safe to cancel it. So it is delayed between v3 and v4. Sorry
for that.

I think it is necessary to cancel delayed work as your suggestion.


  reply index

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-16 10:02 Hou Pu
2020-07-16 10:02 ` [PATCH v4 1/2] " Hou Pu
2020-07-16 10:02 ` [PATCH v4 2/2] iscsi-target: Fix inconsistent debug message in __iscsi_target_sk_check_close Hou Pu
2020-07-26  2:58 ` [PATCH v4 0/2] iscsi-target: fix login error when receiving is too fast Mike Christie
2020-07-28  3:16   ` Hou Pu [this message]
2020-07-29  4:10 ` Martin K. Petersen

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