From: Stafford Horne <shorne@gmail.com>
To: David Laight <David.Laight@aculab.com>
Cc: Arnd Bergmann <arnd@arndb.de>,
Christoph Hellwig <hch@infradead.org>,
LKML <linux-kernel@vger.kernel.org>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>, Guo Ren <guoren@kernel.org>,
Paul Walmsley <paul.walmsley@sifive.com>,
Palmer Dabbelt <palmer@dabbelt.com>,
Albert Ou <aou@eecs.berkeley.edu>,
Richard Weinberger <richard@nod.at>,
Anton Ivanov <anton.ivanov@cambridgegreys.com>,
Johannes Berg <johannes@sipsolutions.net>,
Bjorn Helgaas <bhelgaas@google.com>,
Linux ARM <linux-arm-kernel@lists.infradead.org>,
"linux-csky@vger.kernel.org" <linux-csky@vger.kernel.org>,
linux-riscv <linux-riscv@lists.infradead.org>,
linux-um <linux-um@lists.infradead.org>,
linux-pci <linux-pci@vger.kernel.org>,
linux-arch <linux-arch@vger.kernel.org>
Subject: Re: [PATCH v2 2/2] asm-generic: Add new pci.h and use it
Date: Wed, 20 Jul 2022 22:24:01 +0900 [thread overview]
Message-ID: <YtgB8SDLB4d0adfB@antec> (raw)
In-Reply-To: <874af766883a4c0da6759eff433ec6d6@AcuMS.aculab.com>
On Tue, Jul 19, 2022 at 03:09:35PM +0000, David Laight wrote:
> From: Stafford Horne
> > Sent: 19 July 2022 13:24
> >
> > On Tue, Jul 19, 2022 at 01:55:03PM +0200, Arnd Bergmann wrote:
> > > On Tue, Jul 19, 2022 at 12:55 PM Stafford Horne <shorne@gmail.com> wrote:
> > Option 3:
> >
> > > Or we could try to keep the generic definition in a global header
> > > like linux/isa-dma.h.
> >
> > Perhaps option 3 makes the whole patch the most clean.
>
> Isn't there a define that can be used inside an if?
> So you could do:
> if (!IS_CONFIG_X86_32 || !isa_dma_bridge_buggy)
> disable_dma();
> (but I can't remember the name!)
I think you probably mean:
if (IS_ENABLED(CONFIG_X86_32) ... )
That could work too, but we still want to move the definition of
isa_dma_bridge_buggy out of architectures and into the global header. I have
gone with option 3 for now.
-Stafford
prev parent reply other threads:[~2022-07-20 13:24 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20220717033453.2896843-1-shorne@gmail.com>
2022-07-17 3:34 ` [PATCH v2 1/2] asm-generic: Remove pci.h copying remaining code to x86 Stafford Horne
2022-07-17 9:23 ` Geert Uytterhoeven
2022-07-18 4:33 ` Christoph Hellwig
2022-07-18 8:40 ` Arnd Bergmann
2022-07-19 10:51 ` Stafford Horne
2022-07-17 3:34 ` [PATCH v2 2/2] asm-generic: Add new pci.h and use it Stafford Horne
2022-07-18 4:37 ` Christoph Hellwig
2022-07-18 6:56 ` Arnd Bergmann
[not found] ` <CAAfxs740yz1vJmtFHOPTXT6fqi0+37SR_OhoGsONe4mx_21+_g@mail.gmail.com>
2022-07-19 7:45 ` Arnd Bergmann
2022-07-19 10:55 ` Stafford Horne
2022-07-19 11:55 ` Arnd Bergmann
2022-07-19 12:23 ` Stafford Horne
2022-07-19 13:05 ` Stafford Horne
2022-07-19 13:18 ` Arnd Bergmann
2022-07-19 13:33 ` Stafford Horne
2022-07-19 14:32 ` Christoph Hellwig
2022-07-20 13:21 ` Stafford Horne
2022-07-19 15:09 ` David Laight
2022-07-20 13:24 ` Stafford Horne [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=YtgB8SDLB4d0adfB@antec \
--to=shorne@gmail.com \
--cc=David.Laight@aculab.com \
--cc=anton.ivanov@cambridgegreys.com \
--cc=aou@eecs.berkeley.edu \
--cc=arnd@arndb.de \
--cc=bhelgaas@google.com \
--cc=catalin.marinas@arm.com \
--cc=guoren@kernel.org \
--cc=hch@infradead.org \
--cc=johannes@sipsolutions.net \
--cc=linux-arch@vger.kernel.org \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-csky@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-pci@vger.kernel.org \
--cc=linux-riscv@lists.infradead.org \
--cc=linux-um@lists.infradead.org \
--cc=palmer@dabbelt.com \
--cc=paul.walmsley@sifive.com \
--cc=richard@nod.at \
--cc=will@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).