From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: Eric Farman <farman@linux.vnet.ibm.com>
Cc: linux-scsi@vger.kernel.org, jejb@linux.vnet.ibm.com,
martin.petersen@oracle.com, famz@redhat.com
Subject: Re: [PATCH v2] virtio_scsi: Reject commands when virtqueue is broken
Date: Fri, 20 Jan 2017 19:18:52 -0500 [thread overview]
Message-ID: <yq1wpdpgt8z.fsf@oracle.com> (raw)
In-Reply-To: <1484329686-21553-2-git-send-email-farman@linux.vnet.ibm.com> (Eric Farman's message of "Fri, 13 Jan 2017 12:48:06 -0500")
>>>>> "Eric" == Eric Farman <farman@linux.vnet.ibm.com> writes:
Eric> In the case of a graceful set of detaches, where the
Eric> virtio-scsi-ccw disk is removed from the guest prior to the
Eric> controller, the guest behaves quite normally. Specifically, the
Eric> detach gets us into sd_sync_cache to issue a Synchronize Cache(10)
Eric> command, which immediately fails (and is retried a couple of
Eric> times) because the device has been removed. Later, the removal of
Eric> the controller sees two CRWs presented, but there's no further
Eric> indication of the removal from the guest viewpoint.
Applied to 4.10/scsi-fixes.
--
Martin K. Petersen Oracle Linux Engineering
prev parent reply other threads:[~2017-01-21 0:18 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-13 17:48 [PATCH v2] virtio_scsi: Reject commands when virtqueue is broken Eric Farman
2017-01-13 17:48 ` Eric Farman
2017-01-16 5:39 ` Fam Zheng
2017-01-21 0:18 ` Martin K. Petersen [this message]
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