From: Pavel Machek <pavel@ucw.cz>
To: "Srivatsa S. Bhat" <srivatsa.bhat@linux.vnet.ibm.com>
Cc: Tejun Heo <tj@kernel.org>,
rjw@sisk.pl, len.brown@intel.com, linux-pm@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 2/4] PM/Freezer: Make thaw_processes() thaw only userspace tasks
Date: Wed, 1 Feb 2012 15:03:57 +0100 [thread overview]
Message-ID: <20120201140357.GD3673@elf.ucw.cz> (raw)
In-Reply-To: <4F27311C.5020200@linux.vnet.ibm.com>
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
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next prev parent reply other threads:[~2012-02-01 14:04 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-01-30 23:14 [PATCH v2 0/4] PM / Freezer: Fix the semantics of thaw_processes() and thaw_kernel_threads() Srivatsa S. Bhat
2012-01-30 23:14 ` [PATCH v2 1/4] PM/Freezer: Use thaw_kernel_threads() in preparation for changes to thaw_processes() Srivatsa S. Bhat
2012-01-30 23:14 ` [PATCH v2 2/4] PM/Freezer: Make thaw_processes() thaw only userspace tasks Srivatsa S. Bhat
2012-01-30 23:30 ` Tejun Heo
2012-01-31 0:09 ` Srivatsa S. Bhat
2012-01-31 0:12 ` Tejun Heo
2012-02-01 14:03 ` Pavel Machek [this message]
2012-01-30 23:15 ` [PATCH v2 3/4] PM/Hibernate: Thaw kernel threads in hibernation_snapshot() in error/test path Srivatsa S. Bhat
2012-01-30 23:15 ` [PATCH v2 4/4] PM/Hibernate: Refactor and simplify freezer_test_done Srivatsa S. Bhat
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