linux-kernel - Re: [PATCH v2] mm: vmstat: fix /proc/sys/vm/stat

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Message-ID: <alpine.LSU.2.11.2007311915130.9716@eggly.anvils>
Date:   Fri, 31 Jul 2020 19:17:05 -0700 (PDT)
From:   Hugh Dickins <hughd@...gle.com>
To:     Roman Gushchin <guro@...com>
cc:     Hugh Dickins <hughd@...gle.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Johannes Weiner <hannes@...xchg.org>,
        Michal Hocko <mhocko@...nel.org>,
        Vlastimil Babka <vbabka@...e.cz>, linux-mm@...ck.org,
        kernel-team@...com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] mm: vmstat: fix /proc/sys/vm/stat_refresh generating
 false warnings

On Fri, 31 Jul 2020, Roman Gushchin wrote:
> On Thu, Jul 30, 2020 at 09:06:55PM -0700, Hugh Dickins wrote:
> > 
> > Though another alternative did occur to me overnight: we could
> > scrap the logged warning, and show "nr_whatever -53" as output
> > from /proc/sys/vm/stat_refresh: that too would be acceptable
> > to me, and you redirect to /dev/null.
> 
> It sounds like a good idea to me. Do you want me to prepare a patch?

Yes, if you like that one best, please do prepare a patch - thanks!

Hugh