From: hch@infradead.org (Christoph Hellwig)
Subject: [PATCH] nvme: allow timed-out ios to retry
Date: Sun, 17 Sep 2017 17:27:13 -0700 [thread overview]
Message-ID: <20170918002713.GA20043@infradead.org> (raw)
In-Reply-To: <20170907203759.GA2832@localhost.localdomain>
On Thu, Sep 07, 2017@04:37:59PM -0400, Keith Busch wrote:
> I'm a bit conflicted on this. While it'd be nice to give commands a chance
> to succeed after a timeout handling's controller reset, some uses would
> rather a command fail fast than succeed slow, and this change could keep
> a request outstanding for a very long time.
That's what we have the fastfail flags for, which we set for all
the internal commands for example? and evaluate just a little bit
above the start_time line.
next prev parent reply other threads:[~2017-09-18 0:27 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-09-07 20:18 [PATCH] nvme: allow timed-out ios to retry James Smart
2017-09-07 20:37 ` Keith Busch
2017-09-08 16:11 ` James Smart
2017-09-18 17:15 ` James Smart
2017-09-18 17:24 ` Keith Busch
2017-09-18 17:42 ` James Smart
2017-09-18 17:49 ` Keith Busch
2017-09-18 0:27 ` Christoph Hellwig [this message]
2017-09-20 11:27 ` Sagi Grimberg
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