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From:   Thomas Gleixner <tglx@linutronix.de>
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To:     Mike Galbraith <efault@gmx.de>, linux-kernel@vger.kernel.org,
        linux-tip-commits@vger.kernel.org
Cc:     Gratian Crisan <gratian.crisan@ni.com>, stable@vger.kernel.org,
        x86 <x86@kernel.org>
Subject: Re: [tip: locking/urgent] futex: Handle transient "ownerless" rtmutex state correctly
In-Reply-To: <c35f88c5eb00c69fa74bbc7225316307a5eb38d8.camel@gmx.de>
References: <87a6w6x7bb.fsf@ni.com> <160469801844.397.7418241151599681987.tip-bot2@tip-bot2> <c35f88c5eb00c69fa74bbc7225316307a5eb38d8.camel@gmx.de>
Date:   Sat, 07 Nov 2020 22:07:54 +0100
Message-ID: <87v9egkh91.fsf@nanos.tec.linutronix.de>
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On Sat, Nov 07 2020 at 18:05, Mike Galbraith wrote:
> On Fri, 2020-11-06 at 21:26 +0000, tip-bot2 for Mike Galbraith wrote:
>> +		if (unlikely(!newowner)) {
>> +			ret = -EAGAIN;
>                         ^^^
>
> My box just discovered an unnoticed typo.  That 'ret' should read 'err'
> so we goto retry, else fbomb_v2 proggy will trigger gripeage.

Bah. I noticed and wanted to fix it before committing and then
forgot. Fixed now.