linux-kernel - Re: [PATCH v2 2/4] PM/Freezer: Make thaw_processes() thaw only userspace tasks

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Message-ID: <20120201140357.GD3673@elf.ucw.cz>
Date:	Wed, 1 Feb 2012 15:03:57 +0100
From:	Pavel Machek <pavel@....cz>
To:	"Srivatsa S. Bhat" <srivatsa.bhat@...ux.vnet.ibm.com>
Cc:	Tejun Heo <tj@...nel.org>, rjw@...k.pl, len.brown@...el.com,
	linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 2/4] PM/Freezer: Make thaw_processes() thaw only
 userspace tasks

Hi!

> The thing is that, I wanted to avoid a bug in the patch posted at
> https://lkml.org/lkml/2012/1/29/47 as explained in the link.
> 
> So I guess I should have simply done:
> 
> freeze_kernel_threads() calls thaw_kernel_threads() upon error.

Seems like a good idea. When error is reported, call should be NOP.
									Pavel
-- 
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