linux-kernel - Re: [PATCH v4] percpu_counter: add a cmpxchg-based _add

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Date: Tue, 28 May 2024 14:19:29 -0700
From: Andrew Morton <akpm@...ux-foundation.org>
To: Dennis Zhou <dennis@...nel.org>
Cc: Mateusz Guzik <mjguzik@...il.com>, tj@...nel.org, hughd@...gle.com,
 vbabka@...e.cz, linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: Re: [PATCH v4] percpu_counter: add a cmpxchg-based _add_batch
 variant

On Tue, 28 May 2024 13:56:58 -0700 Dennis Zhou <dennis@...nel.org> wrote:

> >  EXPORT_SYMBOL(percpu_counter_add_batch);
> >  
> >  /*
> > -- 
> > 2.39.2
> > 
> 
> Andrew you picked up the __this_cpu_try_cmpxchg() patches. At this point
> you might as well pick up this too. The cpumask clean ups are likely
> going to give me trouble later this week when I rebase so I'll probably
> have to base my percpuh hotplug branch on your mm-unstable now.

Well, if it makes more sense to carry these in a different tree, let's
do that.