linux-kernel - Re: [PATCH 1/1] mm/vmstat: Protect per cpu variables with preempt disable on RT

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Date:   Thu, 2 Sep 2021 13:07:18 -0700
From:   Andrew Morton <akpm@...ux-foundation.org>
To:     Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Cc:     Mel Gorman <mgorman@...hsingularity.net>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...nel.org>,
        Vlastimil Babka <vbabka@...e.cz>,
        Hugh Dickins <hughd@...gle.com>, Linux-MM <linux-mm@...ck.org>,
        Linux-RT-Users <linux-rt-users@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/1] mm/vmstat: Protect per cpu variables with preempt
 disable on RT

On Tue, 31 Aug 2021 18:45:46 +0200 Sebastian Andrzej Siewior <bigeasy@...utronix.de> wrote:

> On 2021-08-05 17:00:19 [+0100], Mel Gorman wrote:
> >  mm/vmstat.c | 48 ++++++++++++++++++++++++++++++++++++++++++++++++
> >  1 file changed, 48 insertions(+)
> 
> The version in RT also covered the functions
>   __count_vm_event()
>   __count_vm_events()
> 
> in include/linux/vmstat.h. Were they dropped by mistake or on purpose? 
> 

?