linux-kernel - Re: [PATCH v2 0/2] netfilter: nf_tables: Fix percpu address space issues in nf_tables

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Message-ID: <Ztc3_dZwFoR7s2c3@calendula>
Date: Tue, 3 Sep 2024 18:23:25 +0200
From: Pablo Neira Ayuso <pablo@...filter.org>
To: Uros Bizjak <ubizjak@...il.com>
Cc: netfilter-devel@...r.kernel.org, coreteam@...filter.org,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	Jozsef Kadlecsik <kadlec@...filter.org>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>
Subject: Re: [PATCH v2 0/2] netfilter: nf_tables: Fix percpu address space
 issues in nf_tables_api.c

On Tue, Sep 03, 2024 at 06:19:57PM +0200, Uros Bizjak wrote:
> On Tue, Sep 3, 2024 at 6:14 PM Pablo Neira Ayuso <pablo@...filter.org> wrote:
> >
> > Hi,
> >
> > On Thu, Aug 29, 2024 at 05:29:30PM +0200, Uros Bizjak wrote:
> > > Use {ERR_PTR,IS_ERR,PTR_ERR}_PCPU() macros when crossing between generic
> > > and percpu address spaces and add __percpu annotation to *stats pointer
> > > to fix percpu address space issues.
> >
> > IIRC, you submitted patch 1/2 in this series to the mm tree.
> 
> Yes, patch 1/2 is in this series just for convenience.
> 
> > Let us know if this patch gets upstreamed via MM tree (if mm
> > maintainers are fine with it) or maybe MM maintainers prefer an
> > alternative path for this.
> 
> The patch is accepted into the MM tree [1].
> 
> [1] https://lore.kernel.org/mm-commits/20240820052852.CB380C4AF0B@smtp.kernel.org/

Thanks, I will wait for it to propagate to the netdev tree.