linux-kernel - Re: [PATCH] scsi: storvsc: Allow only one remove lun work item to be issued per lun

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Message-ID: <20170415140647.GA12851@infradead.org>
Date:   Sat, 15 Apr 2017 07:06:47 -0700
From:   Christoph Hellwig <hch@...radead.org>
To:     Cathy Avery <cavery@...hat.com>
Cc:     kys@...rosoft.com, jejb@...ux.vnet.ibm.com,
        martin.petersen@...cle.com, sthemmin@...rosoft.com,
        haiyangz@...rosoft.com, devel@...uxdriverproject.org,
        linux-kernel@...r.kernel.org, linux-scsi@...r.kernel.org
Subject: Re: [PATCH] scsi: storvsc: Allow only one remove lun work item to be
 issued per lun

Just add a singlethreaded workqueue for storvsc_handle_error and you'll
get serialization for all error handling for free.