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From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: Pavel Machek <pavel@ucw.cz>
Subject: Re: [PATCH 1/8] PM: Add suspend block api.
Date: Sun, 2 May 2010 22:10:53 +0200
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Cc: "Arve Hj??nnev??g" <arve@android.com>, linux-pm@lists.linux-foundation.org,
       linux-kernel@vger.kernel.org, Alan Stern <stern@rowland.harvard.edu>,
       Tejun Heo <tj@kernel.org>, Oleg Nesterov <oleg@redhat.com>,
       Len Brown <len.brown@intel.com>, Randy Dunlap <rdunlap@xenotime.net>,
       Jesse Barnes <jbarnes@virtuousgeek.org>, Magnus Damm <damm@igel.co.jp>,
       Nigel Cunningham <nigel@tuxonice.net>,
       Cornelia Huck <cornelia.huck@de.ibm.com>,
       Ming Lei <tom.leiming@gmail.com>, Wu Fengguang <fengguang.wu@intel.com>,
       Andrew Morton <akpm@linux-foundation.org>,
       Maxim Levitsky <maximlevitsky@gmail.com>, linux-doc@vger.kernel.org
References: <1272667021-21312-1-git-send-email-arve@android.com> <1272667021-21312-2-git-send-email-arve@android.com> <20100502065635.GA1790@ucw.cz>
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On Sunday 02 May 2010, Pavel Machek wrote:
> Hi!
> 
> > Adds /sys/power/policy that selects the behaviour of /sys/power/state.
> > After setting the policy to opportunistic, writes to /sys/power/state
> > become non-blocking requests that specify which suspend state to enter
> > when no suspend blockers are active. A special state, "on", stops the
> > process by activating the "main" suspend blocker.
> 
> As I explained before (and got no reply),  the proposed interface is
> ugly. It uses one sysfs file to change semantics of another one.

In fact this behavior was discussed at the LF Collab Summit and no one
involved had any problem with that.

> > Signed-off-by: Arve Hj??nnev??g <arve@android.com>
> 
> NAK.

Ignored.

Thanks,
Rafael