linux-kernel - Re: [PATCH 1/9] PM: Add suspend block api.

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Date:	Fri, 23 Apr 2010 19:15:59 -0700
From:	Arve Hjønnevåg <arve@...roid.com>
To:	Alan Stern <stern@...land.harvard.edu>
Cc:	linux-pm@...ts.linux-foundation.org, linux-kernel@...r.kernel.org,
	Len Brown <len.brown@...el.com>, Pavel Machek <pavel@....cz>,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	Randy Dunlap <rdunlap@...otime.net>,
	Jesse Barnes <jbarnes@...tuousgeek.org>,
	Magnus Damm <damm@...l.co.jp>,
	Nigel Cunningham <nigel@...onice.net>,
	Cornelia Huck <cornelia.huck@...ibm.com>,
	Ming Lei <tom.leiming@...il.com>,
	Wu Fengguang <fengguang.wu@...el.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Maxim Levitsky <maximlevitsky@...il.com>,
	linux-doc@...r.kernel.org
Subject: Re: [PATCH 1/9] PM: Add suspend block api.

2010/4/23 Alan Stern <stern@...land.harvard.edu>:
> On Thu, 22 Apr 2010, [UTF-8] Arve Hjønnevåg wrote:
...
>> +Calling suspend_block when the suspend blocker is active or suspend_unblock when
>> +it is not active has no effect. This allows drivers to update their state and
>> +call suspend suspend_block or suspend_unblock based on the result.
>
> But suspend_block() and suspend_unblock() don't nest.  You should
> mention this.
>

I'm not sure what you mean by this? I think the first sentence
dictates nesting is not supported.

I think the rest of your comments will be addressed in the next
version of the document, that I worked with Rafael on.

-- 
Arve Hjønnevåg
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