linux-kernel - Re: [PATCH 6/9] mm/memcontrol: Replace the PREEMPT

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Message-Id: <5D24D94E-2277-4876-BE91-1E9A6AB7009B@linux.dev>
Date:   Thu, 18 Aug 2022 10:45:05 +0800
From:   Muchun Song <muchun.song@...ux.dev>
To:     Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Cc:     linux-kernel@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>,
        Peter Zijlstra <peterz@...radead.org>,
        Steven Rostedt <rostedt@...dmis.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Matthew Wilcox <willy@...radead.org>,
        Johannes Weiner <hannes@...xchg.org>,
        Michal Hocko <mhocko@...nel.org>,
        Roman Gushchin <roman.gushchin@...ux.dev>,
        Shakeel Butt <shakeelb@...gle.com>,
        Muchun Song <songmuchun@...edance.com>,
        cgroups@...r.kernel.org, Linux MM <linux-mm@...ck.org>
Subject: Re: [PATCH 6/9] mm/memcontrol: Replace the PREEMPT_RT conditionals



> On Aug 18, 2022, at 00:27, Sebastian Andrzej Siewior <bigeasy@...utronix.de> wrote:
> 
> From: Thomas Gleixner <tglx@...utronix.de>
> 
> Use VM_WARN_ON_IRQS_ENABLED() and preempt_disable/enable_nested() to
> replace the CONFIG_PREEMPT_RT #ifdeffery.
> 
> Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
> Cc: Johannes Weiner <hannes@...xchg.org>
> Cc: Michal Hocko <mhocko@...nel.org>
> Cc: Roman Gushchin <roman.gushchin@...ux.dev>
> Cc: Shakeel Butt <shakeelb@...gle.com>
> Cc: Muchun Song <songmuchun@...edance.com>
> Cc: cgroups@...r.kernel.org
> Cc: linux-mm@...ck.org
> Signed-off-by: Sebastian Andrzej Siewior <bigeasy@...utronix.de>

More simple.

Reviewed-by: Muchun Song <songmuchun@...edance.com>

Thanks.