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

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Message-ID: <20070312224524.GB807@kryten>
Date:	Mon, 12 Mar 2007 17:45:24 -0500
From:	Anton Blanchard <anton@...ba.org>
To:	Pavel Machek <pavel@....cz>
Cc:	"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>,
	Srivatsa Vaddagiri <vatsa@...ibm.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)


> Do not do it, then. Confusion it causes is not worth saving one line
> of code. 
> 
> You do less typing, but the resulting code is _less_ readable, not
> more.

Then please document it _clearly_ with the kthread code somewhere. The
reason I brought this up is I had no idea we had to put the freezer gunk
in all kernel thread loops and Ive been writing kernel threads for years.

Anton
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