From: keith.busch@intel.com (Keith Busch)
Subject: [PATCH] NVMe: do not touch sq door bell if nvmeq has been suspended
Date: Tue, 2 Feb 2016 14:27:57 +0000 [thread overview]
Message-ID: <20160202142756.GA10690@localhost.localdomain> (raw)
In-Reply-To: <56B0A401.30306@dev.mellanox.co.il>
On Tue, Feb 02, 2016@02:41:37PM +0200, Sagi Grimberg wrote:
> First of all, I think we need to cancel all
> inflight requests before nvme_dev_unmap.
IO cancelling is where it is because it protects against host memory
corruption. If you're going to mess with the ordering, just make sure
the PCI device is disabled from bus mastering first.
next prev parent reply other threads:[~2016-02-02 14:27 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-01 15:42 [PATCH] NVMe: do not touch sq door bell if nvmeq has been suspended Wenbo Wang
2016-02-01 15:59 ` Busch, Keith
2016-02-01 16:17 ` Wenbo Wang
2016-02-01 16:54 ` Jens Axboe
2016-02-02 7:15 ` Wenbo Wang
2016-02-02 12:41 ` Sagi Grimberg
2016-02-02 14:27 ` Keith Busch [this message]
2016-02-02 14:33 ` Sagi Grimberg
2016-02-02 14:46 ` Keith Busch
2016-02-02 17:20 ` Sagi Grimberg
2016-02-03 0:49 ` Wenbo Wang
2016-02-02 17:25 ` Keith Busch
2016-02-03 0:19 ` Wenbo Wang
2016-02-03 14:41 ` Keith Busch
2016-02-03 16:35 ` Wenbo Wang
2016-02-03 16:38 ` Keith Busch
2016-02-06 14:32 ` Wenbo Wang
2016-02-07 13:41 ` Sagi Grimberg
2016-02-08 15:01 ` Keith Busch
2016-02-09 11:22 ` Wenbo Wang
2016-02-09 22:55 ` Keith Busch
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