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Re: [PATCH] video4linux: Push down the BKL

From:  Alan Cox <alan-AT-redhat.com>
To:  Mauro Carvalho Chehab <mchehab-AT-infradead.org>
Subject:  Re: [PATCH] video4linux: Push down the BKL
Date:  Tue, 27 May 2008 14:14:47 -0400
Message-ID:  <20080527181447.GB17790@devserv.devel.redhat.com>
Cc:  Alan Cox <alan-AT-redhat.com>, video4linux-list-AT-redhat.com, linux-kernel-AT-vger.kernel.org, Alan Cox <alan-AT-lxorguk.ukuu.org.uk>, Jonathan Corbet <corbet-AT-lwn.net>
Archive-link:  Article, Thread

On Tue, May 27, 2008 at 01:31:00PM -0300, Mauro Carvalho Chehab wrote:
> It is safer to have a tool to test and stress the driver before going to
> production.

Stress testing is rarely useful here - things like ioctl races you find by
thinking evil thoughts. Stress tests that fail obviously help find some stuff
but its error cases and hotplug corner cases that are usually the most foul

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