From: willy@linux.intel.com (Matthew Wilcox)
Subject: [PATCH] NVMe: Create module parameter for shutdown timeout.
Date: Fri, 20 Jun 2014 13:15:52 -0400 [thread overview]
Message-ID: <20140620171552.GN12025@linux.intel.com> (raw)
In-Reply-To: <1403256174-3595-1-git-send-email-daniel.mcleran@intel.com>
On Fri, Jun 20, 2014@03:22:54AM -0600, Dan McLeran wrote:
> The current implementation hard-codes shutdown timeout to 2 seconds. Some devices take
> longer than this to successfully complete a normal shutdown. This patch creates a module
> parameter for shutdown timeout and sets the default to 5 seconds.
Those devices are broken. From the spec:
"It is recommended that the host wait a minimum of one second for the
shutdown operations to complete."
We're being generous and allowing them two seconds. Whoever's device
this is should fix it.
next prev parent reply other threads:[~2014-06-20 17:15 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-20 9:22 [PATCH] NVMe: Create module parameter for shutdown timeout Dan McLeran
2014-06-20 17:15 ` Matthew Wilcox [this message]
2014-06-20 17:26 ` Mayes, Barrett N
2014-06-20 18:34 ` Mayes, Barrett N
2014-06-28 13:00 ` Matthew Wilcox
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