linux-kernel - Re: [PATCH 4/9] PM / Hibernate: user, implement user

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Message-Id: <201006251537.06601.rjw@sisk.pl>
Date:	Fri, 25 Jun 2010 15:37:06 +0200
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Jiri Slaby <jslaby@...e.cz>
Cc:	pavel@....cz, linux-pm@...ts.linux-foundation.org,
	linux-kernel@...r.kernel.org, jirislaby@...il.com
Subject: Re: [PATCH 4/9] PM / Hibernate: user, implement user_ops reader

On Wednesday, June 02, 2010, Jiri Slaby wrote:
> Switch /dev/snapshot writer to hibernate_io_ops approach so that we
> can do whatever we want with snapshot processing code. All the later
> code changes will be transparent and needn't care about different
> readers/writers.
> 
> In this patch only reader is implemented, writer was done previously.
> 
> It works similarly to writer, CONSUMER here is snapshot layer,
> PRODUCER is fops->write.

Here, I have pretty much the same comment as for [3/9].  I don't really think
it's necessary or even useful to change the s2disk code paths.

> Signed-off-by: Jiri Slaby <jslaby@...e.cz>
> Cc: "Rafael J. Wysocki" <rjw@...k.pl>
> ---

Rafael
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