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From: Christoph Hellwig <hch@lst.de>
To: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: "linux-ia64@vger.kernel.org" <linux-ia64@vger.kernel.org>,
	Linux-sh list <linux-sh@vger.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Guo Ren <guoren@kernel.org>,
	sparclinux <sparclinux@vger.kernel.org>,
	linux-riscv@lists.infradead.org,
	Vincent Chen <deanbo422@gmail.com>,
	Christoph Hellwig <hch@lst.de>,
	Linux-Arch <linux-arch@vger.kernel.org>,
	linux-s390 <linux-s390@vger.kernel.org>,
	"open list:QUALCOMM HEXAGON..." <linux-hexagon@vger.kernel.org>,
	the arch/x86 maintainers <x86@kernel.org>,
	arcml <linux-snps-arc@lists.infradead.org>,
	linux-xtensa@linux-xtensa.org, Arnd Bergmann <arnd@arndb.de>,
	linux-m68k <linux-m68k@lists.linux-m68k.org>,
	Openrisc <openrisc@lists.librecores.org>,
	Greentime Hu <green.hu@gmail.com>,
	MTD Maling List <linux-mtd@lists.infradead.org>,
	Guan Xuetao <gxt@pku.edu.cn>,
	Linux ARM <linux-arm-kernel@lists.infradead.org>,
	Michal Simek <monstr@monstr.eu>,
	Parisc List <linux-parisc@vger.kernel.org>,
	linux-mips@vger.kernel.org, alpha <linux-alpha@vger.kernel.org>,
	nios2-dev@lists.rocketboards.org
Subject: Re: [PATCH 08/26] m68k: simplify ioremap_nocache
Date: Mon, 19 Aug 2019 11:18:46 +0200	[thread overview]
Message-ID: <20190819091846.GA27890@lst.de> (raw)
In-Reply-To: <CAMuHMdWyXGjokWi7tn9JHCTz9YMb_vHn6XKeE7KzH5n-54Sy0A@mail.gmail.com>

On Mon, Aug 19, 2019 at 10:56:02AM +0200, Geert Uytterhoeven wrote:
> BTW, shouldn't we get rid of the sole user of ioremap_uc(), too?
> Seems to make a difference on x86 only, where it is "strongly uncached"
> (whatever that may mean ;-)

Yes, we probably should.  However that actually seems worth a discussion
so I wanted to defer it until after this already huge series.

Another thing we can do after this series is to kill of ioremap_nocache.

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  reply	other threads:[~2019-08-19  9:20 UTC|newest]

Thread overview: 55+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-17  7:32 generic ioremap (and lots of cleanups) Christoph Hellwig
2019-08-17  7:32 ` [PATCH 01/26] mtd/maps/pxa2xx: use ioremap_cache insted of ioremap_cached Christoph Hellwig
2019-09-02  8:07   ` Christoph Hellwig
2019-09-02  8:31     ` Richard Weinberger
2019-08-17  7:32 ` [PATCH 02/26] arm, unicore32: remove ioremap_cached Christoph Hellwig
2019-08-17  7:32 ` [PATCH 03/26] m68k, microblaze: remove ioremap_fullcache Christoph Hellwig
2019-08-19  8:50   ` Geert Uytterhoeven
2019-09-02 14:16   ` Michal Simek
2019-08-17  7:32 ` [PATCH 04/26] mips: remove ioremap_cachable Christoph Hellwig
2019-08-19 20:57   ` Paul Burton
2019-08-30 16:06     ` Christoph Hellwig
2019-09-03  8:57   ` Paul Burton
2019-08-17  7:32 ` [PATCH 05/26] openrisc: map as uncached in ioremap Christoph Hellwig
2019-08-23 13:55   ` Stafford Horne
2019-08-30 16:07     ` Christoph Hellwig
2019-08-30 21:45       ` Stafford Horne
2019-08-17  7:32 ` [PATCH 06/26] ia64: rename ioremap_nocache to ioremap_uc Christoph Hellwig
2019-08-17 16:00   ` Sergei Shtylyov
2019-08-17  7:32 ` [PATCH 07/26] hexagon: clean up ioremap Christoph Hellwig
2019-08-17  7:32 ` [PATCH 08/26] m68k: simplify ioremap_nocache Christoph Hellwig
2019-08-19  8:56   ` Geert Uytterhoeven
2019-08-19  9:18     ` Christoph Hellwig [this message]
2019-08-30 16:06     ` Christoph Hellwig
2019-09-02  7:53       ` Geert Uytterhoeven
2019-08-17  7:32 ` [PATCH 09/26] alpha: remove the unused __ioremap wrapper Christoph Hellwig
2019-08-17  7:32 ` [PATCH 10/26] nios2: remove __ioremap Christoph Hellwig
2019-08-17  7:32 ` [PATCH 11/26] parisc: " Christoph Hellwig
2019-08-17  7:32 ` [PATCH 12/26] x86: clean up ioremap Christoph Hellwig
2019-08-17 10:34   ` Ingo Molnar
2019-08-30 16:04     ` Christoph Hellwig
2019-08-17  7:32 ` [PATCH 13/26] xtensa: " Christoph Hellwig
2019-08-17  7:32 ` [PATCH 14/26] asm-generic: don't provide __ioremap Christoph Hellwig
2019-08-17 20:58   ` Paul Walmsley
2019-08-17 21:27     ` Paul Walmsley
2019-08-17  7:32 ` [PATCH 15/26] asm-generic: ioremap_uc should behave the same with and without MMU Christoph Hellwig
2019-08-17 21:07   ` Paul Walmsley
2019-08-17  7:32 ` [PATCH 16/26] asm-generic: don't provide ioremap for CONFIG_MMU Christoph Hellwig
2019-08-17 21:15   ` Paul Walmsley
2019-08-17  7:32 ` [PATCH 17/26] arch: rely on asm-generic/io.h for default ioremap_* definitions Christoph Hellwig
2019-08-17 21:13   ` Paul Walmsley
2019-08-17  7:32 ` [PATCH 18/26] m68k: rename __iounmap and mark it static Christoph Hellwig
2019-08-19  9:00   ` Geert Uytterhoeven
2019-08-17  7:32 ` [PATCH 19/26] arm64: remove __iounmap Christoph Hellwig
2019-08-19  7:36   ` Will Deacon
2019-08-30 16:05     ` Christoph Hellwig
2019-08-31 16:29       ` Will Deacon
2019-08-17  7:32 ` [PATCH 20/26] hexagon: " Christoph Hellwig
2019-08-17  7:32 ` [PATCH 21/26] nios2: " Christoph Hellwig
2019-08-17  7:32 ` [PATCH 22/26] sh: " Christoph Hellwig
2019-08-17  7:32 ` [PATCH 23/26] lib: provide a simple generic ioremap implementation Christoph Hellwig
2019-08-17  7:32 ` [PATCH 24/26] riscv: use the generic ioremap code Christoph Hellwig
2019-08-17 21:22   ` Paul Walmsley
2019-09-01  8:02     ` Christoph Hellwig
2019-08-17  7:32 ` [PATCH 25/26] csky: use generic ioremap Christoph Hellwig
2019-08-17  7:32 ` [PATCH 26/26] nds32: " Christoph Hellwig

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