linux-kernel - Re: [PATCH v3 1/3] sched: fix confusing PFA_NO_NEW

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Message-ID: <20140924133513.GD16555@htj.dyndns.org>
Date:	Wed, 24 Sep 2014 09:35:13 -0400
From:	Tejun Heo <tj@...nel.org>
To:	Zefan Li <lizefan@...wei.com>
Cc:	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...nel.org>,
	Kees Cook <keescook@...omium.org>,
	Miao Xie <miaox@...fujitsu.com>,
	Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>,
	LKML <linux-kernel@...r.kernel.org>,
	Cgroups <cgroups@...r.kernel.org>,
	David Rientjes <rientjes@...gle.com>
Subject: Re: [PATCH v3 1/3] sched: fix confusing PFA_NO_NEW_PRIVS constant

On Wed, Sep 24, 2014 at 09:22:18AM -0400, Tejun Heo wrote:
> On Tue, Sep 23, 2014 at 03:44:19PM +0800, Zefan Li wrote:
> > From: Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>
> > 
> > Commit 1d4457f99928 ("sched: move no_new_privs into new atomic flags")
> > defined PFA_NO_NEW_PRIVS as hexadecimal value, but it is confusing
> > because it is used as bit number. Redefine it as decimal bit number.
> > 
> > Note this changes the bit position of PFA_NOW_NEW_PRIVS from 1 to 0.
> > 
> > Cc: Peter Zijlstra <peterz@...radead.org>
> > Cc: Ingo Molnar <mingo@...nel.org>
> > Cc: Miao Xie <miaox@...fujitsu.com>
> > Cc: Kees Cook <keescook@...omium.org>
> > Signed-off-by: Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>
> > Acked-by: Kees Cook <keescook@...omium.org>
> > [ lizf: slightly modified subject and changelog ]
> > Signed-off-by: Zefan Li <lizefan@...wei.com>
> 
> Applied 1-3 to cgroup/for-3.17-fixes w/ the typo spotted by davidr
> fixed.

Reverted due to build failure.  Will wait for a refreshed version. :(

Thanks.

-- 
tejun
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