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Date: Mon, 5 Sep 2011 05:15:41 -0400
From: Christoph Hellwig <hch@infradead.org>
To: Kyungmin Park <kmpark@infradead.org>
Cc: Jens Axboe <jaxboe@fusionio.com>, Jaehoon Chung <jh80.chung@samsung.com>,
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        Arnd Bergmann <arnd.bergmann@linaro.org>,
        Arnd Bergmann <arnd@arndb.de>, Lin Ming <lxy@ss.pku.edu.cn>
Subject: Re: [RFC PATCH v2] support ioctl for tunable user request
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So what the heck is a tunable request supposed to be?  How does it
qualify for beeing a generic request/bio type?