linux-kernel - Re: [PATCH] kthread_should_stop_check_freeze (was: Re: [PATCH -mm 3/7] Freezer: Remove PF

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Date:	Tue, 13 Mar 2007 10:20:43 +0000
From:	Christoph Hellwig <hch@...radead.org>
To:	Srivatsa Vaddagiri <vatsa@...ibm.com>
Cc:	Christoph Hellwig <hch@...radead.org>,
	Anton Blanchard <anton@...ba.org>, Pavel Machek <pavel@....cz>,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Oleg Nesterov <oleg@...sign.ru>, Andrew Morton <akpm@...l.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Aneesh Kumar <aneesh.kumar@...il.com>,
	Gautham R Shenoy <ego@...ibm.com>
Subject: Re: [PATCH] kthread_should_stop_check_freeze (was: Re: [PATCH -mm 3/7] Freezer: Remove PF_NOFREEZE from rcutorture thread)

On Tue, Mar 13, 2007 at 03:28:08PM +0530, Srivatsa Vaddagiri wrote:
> On Tue, Mar 13, 2007 at 09:16:29AM +0000, Christoph Hellwig wrote:
> > > Document as well in the kernel_thread() API, as I notice people still
> > > use kernel_thread() some places (ex: rtasd.c in powerpc arch)?
> > 
> > They shouldn't use kernel_thread.
> 
> Hmm ..that needs to be documented as well then! I can easily count more
> than dozen places where kernel_thread() is being used.
> 
> I agree though that kthread is a much cleaner interface to create/destroy 
> threads.

Well, it takes a lot of time to convert all the existing users.  But
I try to make sure to flame^H^H^H^H^Hcorrect everyone who tries to sneak
a new user of kernel_thread in.
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