linux-kernel - Re: mmotm 2020-01-21-13-28 uploaded (struct proc

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Message-ID: <20200126150757.GA27267@avx2>
Date:   Sun, 26 Jan 2020 18:07:57 +0300
From:   Alexey Dobriyan <adobriyan@...il.com>
To:     Randy Dunlap <rdunlap@...radead.org>
Cc:     akpm@...ux-foundation.org, broonie@...nel.org, mhocko@...e.cz,
        sfr@...b.auug.org.au, linux-next@...r.kernel.org,
        linux-fsdevel@...r.kernel.org, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org, mm-commits@...r.kernel.org
Subject: Re: mmotm 2020-01-21-13-28 uploaded (struct proc_ops)

On Tue, Jan 21, 2020 at 07:19:22PM -0800, Randy Dunlap wrote:
> On 1/21/20 1:29 PM, akpm@...ux-foundation.org wrote:
> > The mm-of-the-moment snapshot 2020-01-21-13-28 has been uploaded to
> > 
> >    http://www.ozlabs.org/~akpm/mmotm/
> > 
> > mmotm-readme.txt says
> > 
> > README for mm-of-the-moment:
> > 
> > http://www.ozlabs.org/~akpm/mmotm/
> > 
> > This is a snapshot of my -mm patch queue.  Uploaded at random hopefully
> > more than once a week.
> 
> and when CONFIG_PROC_FS is not set/enabled, kernel/sched/psi.c gets:
> 
> ../kernel/sched/psi.c: In function ‘psi_proc_init’:
> ../kernel/sched/psi.c:1287:56: error: macro "proc_create" requires 4 arguments, but only 3 given
>    proc_create("pressure/cpu", 0, NULL &psi_cpu_proc_ops);

Thanks, Randy. I've checked current mmotm, it looks like no more "NUL"s
exist.