linux-kernel - Re: [PATCH v2 4/4] futex: Avoid taking hb lock if nothing to wakeup

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Message-ID: <20131210153629.GA1397@gmail.com>
Date:	Tue, 10 Dec 2013 16:36:29 +0100
From:	Ingo Molnar <mingo@...nel.org>
To:	Davidlohr Bueso <davidlohr@...com>
Cc:	Thomas Gleixner <tglx@...utronix.de>, linux-kernel@...r.kernel.org,
	dvhart@...ux.intel.com, peterz@...radead.org,
	paulmck@...ux.vnet.ibm.com, efault@....de, jeffm@...e.com,
	torvalds@...ux-foundation.org, scott.norton@...com,
	tom.vaden@...com, aswin@...com, Waiman.Long@...com,
	jason.low2@...com
Subject: Re: [PATCH v2 4/4] futex: Avoid taking hb lock if nothing to wakeup


* Davidlohr Bueso <davidlohr@...com> wrote:

> On Fri, 2013-12-06 at 19:26 +0100, Thomas Gleixner wrote:
> > On Tue, 3 Dec 2013, Davidlohr Bueso wrote:
> > > Signed-off-by: Waiman Long <Waiman.Long@...com>
> > > Signed-off-by: Jason Low <jason.low2@...com>
> > > Signed-off-by: Davidlohr Bueso <davidlohr@...com>
> > 
> > Who is the author of this? According to the SOB chains its Waiman, who
> > handed it down to Jason and it finally got sumbitted by you. Is that
> > correct?
> 
> This was a group effort for the original patchset -- things did change
> quite a bit for this particular patch in v2. Waiman and Jason helped
> review and test the original atomic ops code.

Then please put that into the credits (in the changelog and/or in the 
source code), and/or into copyright notices, etc. - but keep the 
SOB-chain the true route of the patch, where the primary author is the 
first in the SOB and where the person sending the patch is the last 
SOB. (the two are identical normally.)

Thanks,

	Ingo
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