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Date:   Thu, 21 Apr 2022 16:11:08 +0200
From:   Christoph Hellwig <hch@lst.de>
To:     Arnd Bergmann <arnd@kernel.org>
Cc:     Christoph Hellwig <hch@lst.de>,
        Russell King <linux@armlinux.org.uk>,
        Linus Walleij <linus.walleij@linaro.org>,
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Subject: Re: [PATCH 4/7] ARM: remove the unused virt_to_dma helper
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On Thu, Apr 21, 2022 at 10:00:55AM +0200, Arnd Bergmann wrote:
> I think __virt_to_bus() is now unused as well and could be removed
> in the same step.

Yes.

> It looks like __bus_to_virt() is still used in the ISA DMA API, but
> as that is only used on footbridge and rpc, the generic version of
> that could be moved into rpc (footbridge already has a custom
> version).

That sounds like a useful cleanup, but isn't really in scope for
this series.