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From: "Arnd Bergmann" <arnd@arndb.de>
To: Geert Uytterhoeven <geert@linux-m68k.org>,
	Michael Ellerman <mpe@ellerman.id.au>
Cc: Linux-Arch <linux-arch@vger.kernel.org>,
	Baoquan He <bhe@redhat.com>,
	linux-sh@vger.kernel.org, linux-m68k@lists.linux-m68k.org,
	linux-hexagon@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-mips@vger.kernel.org, Christoph Hellwig <hch@infradead.org>,
	linux-mm@kvack.org, Luis Chamberlain <mcgrof@kernel.org>,
	linux-parisc@vger.kernel.org, linux-alpha@vger.kernel.org,
	sparclinux@vger.kernel.org, linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH v3 2/2] arch/*/io.h: remove ioremap_uc in some architectures
Date: Sun, 05 Mar 2023 21:10:31 +0100	[thread overview]
Message-ID: <5dec69d0-0bc9-4f6c-8d0d-ee5422783100@app.fastmail.com> (raw)
In-Reply-To: <CAMuHMdXoM24uAZGcjBtscNMOSY_+4u08PEOR7gOfCH7jvCceDg@mail.gmail.com>

On Sun, Mar 5, 2023, at 10:29, Geert Uytterhoeven wrote:
>
> On Sun, Mar 5, 2023 at 10:23 AM Michael Ellerman <mpe@ellerman.id.au> wrote:
>> Maybe that exact code path is only reachable on x86/ia64? But if so
>> please explain why.
>>
>> Otherwise it looks like this series could break that driver on powerpc
>> at least.
>
> Indeed.

When I last looked into this, I sent a patch to use ioremap()
on non-x86:

https://lore.kernel.org/all/20191111192258.2234502-1-arnd@arndb.de/

    Arnd

  reply	other threads:[~2023-03-05 20:10 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20230303102817.212148-1-bhe@redhat.com>
2023-03-03 10:28 ` [PATCH v3 2/2] arch/*/io.h: remove ioremap_uc in some architectures Baoquan He
2023-03-05  9:23   ` Michael Ellerman
2023-03-05  9:29     ` Geert Uytterhoeven
2023-03-05 20:10       ` Arnd Bergmann [this message]
2023-03-07  0:58         ` Michael Ellerman
2023-03-07  1:30           ` Baoquan He
2023-03-07  7:17             ` Arnd Bergmann

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