linux-kernel - Re: [PATCH 16/16] PCI: Remove usage of the deprecated "pci-dma-compat.h" API

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Date:   Mon, 10 Jan 2022 00:49:55 -0800
From:   Christoph Hellwig <hch@...radead.org>
To:     Marion & Christophe JAILLET <christophe.jaillet@...adoo.fr>
Cc:     Bjorn Helgaas <helgaas@...nel.org>, arnd@...db.de,
        hch@...radead.org, akpm@...ux-foundation.org, bhelgaas@...gle.com,
        linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel-janitors@...r.kernel.org
Subject: Re: [PATCH 16/16] PCI: Remove usage of the deprecated
 "pci-dma-compat.h" API

On Fri, Jan 07, 2022 at 06:23:25PM +0100, Marion & Christophe JAILLET wrote:
> What is the best option?
> 1. Add    #include <linux/dma-mapping.h>?		or
> 2. Add this "missing" include in needed place?
> 
> I would say 2, but I would need help, because I don't have a built farm at
> home! :)

In the long run 2 is where we want to end up.  But I'd do 1 first to get
the legacy API removal finished, and then do 2 later after a lot of test
coverage from the build bot.