linux-kernel - Re: [PATCH 2/4] dma-pool: Get rid of dma_in_atomic

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Message-ID: <alpine.DEB.2.23.453.2007091449540.972523@chino.kir.corp.google.com>
Date:   Thu, 9 Jul 2020 14:51:13 -0700 (PDT)
From:   David Rientjes <rientjes@...gle.com>
To:     Nicolas Saenz Julienne <nsaenzjulienne@...e.de>
cc:     hch@....de, Robin Murphy <robin.murphy@....com>,
        iommu@...ts.linux-foundation.org,
        Marek Szyprowski <m.szyprowski@...sung.com>,
        linux-rpi-kernel@...ts.infradead.org, jeremy.linton@....com,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/4] dma-pool: Get rid of dma_in_atomic_pool()

On Thu, 9 Jul 2020, Nicolas Saenz Julienne wrote:

> The function is only used once and can be simplified to a one-liner.
> 
> Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@...e.de>

I'll leave this one to Christoph to decide on.  One thing I really liked 
about hacking around in kernel/dma is the coding style, it really follows 
"one function does one thing and does it well" even if there is only one 
caller.  dma_in_atomic_pool() was an attempt to follow in those footsteps.