linux-kernel - Re: [RFC PATCH 0/2] mm/vmstat: Reduce zone lock hold time when reading /proc/pagetypeinfo

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Message-ID: <20191024082042.GS17610@dhcp22.suse.cz>
Date:   Thu, 24 Oct 2019 10:20:42 +0200
From:   Michal Hocko <mhocko@...nel.org>
To:     Andrew Morton <akpm@...ux-foundation.org>,
        Mel Gorman <mgorman@...e.de>, Waiman Long <longman@...hat.com>
Cc:     Johannes Weiner <hannes@...xchg.org>, Roman Gushchin <guro@...com>,
        Vlastimil Babka <vbabka@...e.cz>,
        Konstantin Khlebnikov <khlebnikov@...dex-team.ru>,
        Jann Horn <jannh@...gle.com>, Song Liu <songliubraving@...com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Rafael Aquini <aquini@...hat.com>, linux-mm@...ck.org,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [RFC PATCH 0/2] mm/vmstat: Reduce zone lock hold time when
 reading /proc/pagetypeinfo

On Wed 23-10-19 12:27:35, Michal Hocko wrote:
[...]
> I went with a bound to the pages iteratred over in the free_list. See
> patch 2.

I will fold http://lkml.kernel.org/r/20191023180121.GN17610@dhcp22.suse.cz
to patch 2 unless there are any objections. If there are no further
comments I will send the two patches without an RFC tomorrow.

Thanks for all the feedback.
-- 
Michal Hocko
SUSE Labs