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

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Message-ID: <20210831164546.t7b6ksblzhsmm6jr@linutronix.de>
Date:   Tue, 31 Aug 2021 18:45:46 +0200
From:   Sebastian Andrzej Siewior <bigeasy@...utronix.de>
To:     Mel Gorman <mgorman@...hsingularity.net>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        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 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? 

Sebastian