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Date:   Wed, 29 May 2019 22:09:58 -0400
From:   "Martin K. Petersen" <martin.petersen@...cle.com>
To:     Jason Yan <yanaijie@...wei.com>
Cc:     <martin.petersen@...cle.com>, <jejb@...ux.vnet.ibm.com>,
        <linux-scsi@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <hare@...e.com>, <dan.j.williams@...el.com>, <jthumshirn@...e.de>,
        <hch@....de>, <huangdaode@...ilicon.com>,
        <chenxiang66@...ilicon.com>, <miaoxie@...wei.com>,
        <john.garry@...wei.com>, <zhaohongjiang@...wei.com>,
        Ewan Milne <emilne@...hat.com>, Tomas Henzl <thenzl@...hat.com>
Subject: Re: [PATCH 1/2] scsi: libsas: only clear phy->in_shutdown after shutdown event done


Jason,

> When the event queue is full of phy up and down events and reached the
> threshold, we will queue a shutdown-event, and set phy->in_shutdown so
> that we will not queue a shutdown-event again. But before the
> shutdown-event can be executed, every phy-down event will clear
> phy->in_shutdown and a new shutdown-event will be queued. The queue will
> be full of these shutdown-events.
>
> Fix this by only clear phy->in_shutdown in sas_phye_shutdown(), that is
> after the first shutdown-event has been executed.

Applied 1+2 to 5.2/scsi-fixes. Thanks!

-- 
Martin K. Petersen	Oracle Linux Engineering

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