linux-kernel - Re: [PATCH v5 3/6] thermal: Added Bang-bang thermal governor

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Date:	Sat, 26 Jul 2014 16:14:46 +0200
From:	Peter Feuerer <peter@...e.net>
To:	Peter Feuerer <peter@...e.net>, Zhang Rui <rui.zhang@...el.com>,
	linux-pm@...r.kernel.org
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Andreas Mohr <andi@...as.de>, Borislav Petkov <bp@...e.de>,
	Javi Merino <javi.merino@....com>
Subject: Re: [PATCH v5 3/6] thermal: Added Bang-bang thermal governor

Hi Rui,

Peter Feuerer writes:

> The bang-bang thermal governor uses a hysteresis to switch abruptly on
> or off a cooling device.  It is intended to control fans, which can
> not be throttled but just switched on or off.
> Bang-bang cannot be set as default governor as it is intended for
> special devices only.  For those special devices the driver needs to
> explicitely request it.
> 
> Cc: Andrew Morton <akpm@...ux-foundation.org>
> Cc: Zhang Rui <rui.zhang@...el.com>

Anything that prevents you from giving your acked-by?

[...]

-- 
kind regards,
--peter;
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