linux-kernel - Re: [PATCH 1/3] ata: allow subsystem to be used on m68k arch

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Date:   Sun, 8 Jan 2017 02:08:23 -0800
From:   Christoph Hellwig <hch@...radead.org>
To:     Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
Cc:     Christoph Hellwig <hch@...radead.org>, Tejun Heo <tj@...nel.org>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Michael Schmitz <schmitzmic@...il.com>,
        linux-ide@...r.kernel.org, linux-m68k@...ts.linux-m68k.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] ata: allow subsystem to be used on m68k arch

On Fri, Dec 30, 2016 at 06:14:36PM +0100, Bartlomiej Zolnierkiewicz wrote:
> * m32r: I don't know why it was restricted but it builds fine nowadays
>   (I will fix it later in incremental patch)
> 
> * s390: no PATA hardware, legacy IDE subsystem is also not supported

s390 now has PCIe support, so PATA could be attached through a PCIe to
PCI bridge in theory.  And while that is very theoretical not having
arch ifdefs is still something we should strive for, so I'd suggest
removing the condition entirely.