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Date: Wed, 7 Nov 2018 08:44:12 -0700
From: Keith Busch <keith.busch@intel.com>
To: Ming Lei <tom.leiming@gmail.com>
Cc: Jens Axboe <axboe@kernel.dk>, linux-block <linux-block@vger.kernel.org>
Subject: Re: [PATCH] block: Clear kernel memory before copying to user
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On Wed, Nov 07, 2018 at 11:44:59PM +0800, Ming Lei wrote:
> blk_update_request() may tell us how much progress made, :-)

Except when it doesn't, which is 100% of the time for many block
drivers, including nvme.