linux-kernel - Re: [PATCH v2] parport_pc: Also enable driver for PCI systems

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Message-ID: <alpine.DEB.2.21.2202161631020.34636@angie.orcam.me.uk>
Date:   Wed, 16 Feb 2022 16:35:14 +0000 (GMT)
From:   "Maciej W. Rozycki" <macro@...am.me.uk>
To:     Christoph Hellwig <hch@...radead.org>
cc:     Sudip Mukherjee <sudipm.mukherjee@...il.com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>, Guo Ren <guoren@...nel.org>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Heiko Carstens <hca@...ux.ibm.com>,
        Vasily Gorbik <gor@...ux.ibm.com>,
        Christian Borntraeger <borntraeger@...ux.ibm.com>,
        Alexander Gordeev <agordeev@...ux.ibm.com>,
        Sven Schnelle <svens@...ux.ibm.com>,
        Jeff Dike <jdike@...toit.com>,
        Richard Weinberger <richard@....at>,
        Anton Ivanov <anton.ivanov@...bridgegreys.com>,
        Chris Zankel <chris@...kel.net>,
        Max Filippov <jcmvbkbc@...il.com>,
        linux-arm-kernel@...ts.infradead.org, linux-csky@...r.kernel.org,
        linux-riscv@...ts.infradead.org, linux-s390@...r.kernel.org,
        linux-um@...ts.infradead.org, linux-xtensa@...ux-xtensa.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] parport_pc: Also enable driver for PCI systems

On Wed, 16 Feb 2022, Christoph Hellwig wrote:

> > > Instead of adding generic-y just ad a mandatory-y in
> > > include/asm-generic/Kbuild.
> > 
> >  I'm inconvinced.  Not all archs want it, 5 don't.
> 
> Which is exactly what mandatory-y is for.  Provide the asm-generic
> version by default, but let architectures override it.

 I don't think so.  Those 5 architectures don't want it at all; 7 other 
ones have their own versions.

 Otherwise we could blanket-list all asm-generic headers as mandatory-y.

  Maciej