linux-kernel - Re: [PATCH] dma/pool: do not complain if DMA pool is not allocated

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Date:   Wed, 10 Aug 2022 08:40:42 +0200
From:   Michal Hocko <mhocko@...e.com>
To:     Andrew Morton <akpm@...ux-foundation.org>
Cc:     Baoquan He <bhe@...hat.com>, Christoph Hellwig <hch@....de>,
        John Donnelly <john.p.donnelly@...cle.com>,
        David Hildenbrand <david@...hat.com>, linux-mm@...ck.org,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] dma/pool: do not complain if DMA pool is not allocated

On Tue 09-08-22 18:32:52, Andrew Morton wrote:
> On Tue, 9 Aug 2022 17:37:59 +0200 Michal Hocko <mhocko@...e.com> wrote:
> 
> > we have a system complainging about order-10 allocation for the DMA pool.
> > 
> 
> I'll add a cc:stable to this - if future users like the patch, so will
> current ones!

Technically speaking this is not a fix so I am not sure the stable tree
is really a great fit. On the other hand I am definitely going to
backport this to older SLES kernels because we have had at least 2
reports where this has been brought up for clarification.

That being said, no objection from me.

-- 
Michal Hocko
SUSE Labs