linux-kernel - Re: [tip:locking/core] locking/osq_lock: Fix osq

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Message-ID: <20170901111734.wxsyfmxtvjr3o7ro@hirez.programming.kicks-ass.net>
Date:   Fri, 1 Sep 2017 13:17:34 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     Davidlohr Bueso <dave@...olabs.net>
Cc:     tglx@...utronix.de, hpa@...or.com, mingo@...nel.org,
        prsood@...eaurora.org, linux-kernel@...r.kernel.org,
        torvalds@...ux-foundation.org, linux-tip-commits@...r.kernel.org
Subject: Re: [tip:locking/core] locking/osq_lock: Fix osq_lock queue
 corruption

On Thu, Aug 31, 2017 at 12:40:19PM -0700, Davidlohr Bueso wrote:
> On Thu, 10 Aug 2017, tip-bot for Prateek Sood wrote:
> 
> > Signed-off-by: Prateek Sood <prsood@...eaurora.org>
> > [ Added pictures, rewrote comments. ]
> > Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
> > Cc: Linus Torvalds <torvalds@...ux-foundation.org>
> > Cc: Peter Zijlstra <peterz@...radead.org>
> > Cc: Thomas Gleixner <tglx@...utronix.de>
> > Cc: sramana@...eaurora.org
> > Link: http://lkml.kernel.org/r/1500040076-27626-1-git-send-email-prsood@codeaurora.org
> > Signed-off-by: Ingo Molnar <mingo@...nel.org>
> 
> Any reason -stable wasn't Cc'ed here? This goes back to 3.15:
> 
> fb0527bd5ea (locking/mutexes: Introduce cancelable MCS lock for adaptive spinning)

No real reason, and yes, I should have done a Fixes tag I suppose :/