linux-kernel - Re: [PATCH 3/4] sched: add sched_numa_find_nth

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Date:   Fri, 11 Nov 2022 20:14:44 +0200
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Yury Norov <yury.norov@...il.com>
Cc:     linux-kernel@...r.kernel.org,
        "David S. Miller" <davem@...emloft.net>,
        Barry Song <baohua@...nel.org>,
        Ben Segall <bsegall@...gle.com>,
        Daniel Bristot de Oliveira <bristot@...hat.com>,
        Dietmar Eggemann <dietmar.eggemann@....com>,
        Gal Pressman <gal@...dia.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Heiko Carstens <hca@...ux.ibm.com>,
        Ingo Molnar <mingo@...hat.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Jason Gunthorpe <jgg@...dia.com>,
        Jesse Brandeburg <jesse.brandeburg@...el.com>,
        Jonathan Cameron <Jonathan.Cameron@...wei.com>,
        Juri Lelli <juri.lelli@...hat.com>,
        Leon Romanovsky <leonro@...dia.com>,
        Mel Gorman <mgorman@...e.de>,
        Peter Zijlstra <peterz@...radead.org>,
        Rasmus Villemoes <linux@...musvillemoes.dk>,
        Saeed Mahameed <saeedm@...dia.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Tariq Toukan <tariqt@...dia.com>,
        Tariq Toukan <ttoukan.linux@...il.com>,
        Tony Luck <tony.luck@...el.com>,
        Valentin Schneider <vschneid@...hat.com>,
        Vincent Guittot <vincent.guittot@...aro.org>,
        linux-crypto@...r.kernel.org, netdev@...r.kernel.org,
        linux-rdma@...r.kernel.org
Subject: Re: [PATCH 3/4] sched: add sched_numa_find_nth_cpu()

On Fri, Nov 11, 2022 at 09:07:15AM -0800, Yury Norov wrote:
> On Fri, Nov 11, 2022 at 01:42:29PM +0200, Andy Shevchenko wrote:
> > On Thu, Nov 10, 2022 at 08:00:26PM -0800, Yury Norov wrote:

...

> > > +out:
> > 
> > out_unlock: ?
> 
> Do you think it's better?

Yes. It shows what will happen at goto.

So when one reads the "goto out;" it's something like "return ret;".
But "goto out_unlock;" immediately pictures "unlock; return ret;".

P.S. That's basically the way how we name labels.

> > > +	rcu_read_unlock();
> > > +	return ret;

-- 
With Best Regards,
Andy Shevchenko