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From: Arnd Bergmann <arnd@arndb.de>
To: Christoph Hellwig <hch@lst.de>
Cc: Guo Ren <guoren@kernel.org>, Michal Simek <monstr@monstr.eu>,
	Greentime Hu <green.hu@gmail.com>,
	Vincent Chen <deanbo422@gmail.com>, Guan Xuetao <gxt@pku.edu.cn>,
	"the arch/x86 maintainers" <x86@kernel.org>,
	alpha <linux-alpha@vger.kernel.org>,
	"open list:SYNOPSYS ARC ARCHITECTURE" 
	<linux-snps-arc@lists.infradead.org>,
	Linux ARM <linux-arm-kernel@lists.infradead.org>,
	"open list:QUALCOMM HEXAGON..." <linux-hexagon@vger.kernel.org>,
	linux-ia64@vger.kernel.org,
	linux-m68k <linux-m68k@lists.linux-m68k.org>,
	linux-mips@vger.kernel.org,
	"moderated list:NIOS2 ARCHITECTURE" 
	<nios2-dev@lists.rocketboards.org>,
	openrisc@lists.librecores.org,
	Parisc List <linux-parisc@vger.kernel.org>,
	linux-riscv@lists.infradead.org,
	linux-s390 <linux-s390@vger.kernel.org>,
	Linux-sh list <linux-sh@vger.kernel.org>,
	sparclinux <sparclinux@vger.kernel.org>,
	linux-xtensa@linux-xtensa.org,
	linux-mtd <linux-mtd@lists.infradead.org>,
	linux-arch <linux-arch@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 11/21] asm-generic: don't provide ioremap for CONFIG_MMU
Date: Mon, 11 Nov 2019 11:29:40 +0100
Message-ID: <CAK8P3a36-afn--XqG0ddj6VSPCzA_cfZqRxQXDuan7yk8CKg4w@mail.gmail.com> (raw)
In-Reply-To: <20191029064834.23438-12-hch@lst.de>

On Tue, Oct 29, 2019 at 7:49 AM Christoph Hellwig <hch@lst.de> wrote:
>
> All MMU-enabled ports have a non-trivial ioremap and should thus provide
> the prototype for their implementation instead of providing a generic
> one unless a different symbol is not defined.  Note that this only
> affects sparc32 nds32 as all others do provide their own version.
>
> Also update the kerneldoc comments in asm-generic/io.h to explain the
> situation around the default ioremap* implementations correctly.
>
> Signed-off-by: Christoph Hellwig <hch@lst.de>

Reviewed-by: Arnd Bergmann <arnd@arndb.de>

  parent reply index

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20191029064834.23438-1-hch@lst.de>
     [not found] ` <20191029064834.23438-8-hch@lst.de>
2019-11-05 14:29   ` [PATCH 07/21] parisc: remove __ioremap Helge Deller
     [not found] ` <20191029064834.23438-18-hch@lst.de>
2019-11-07 15:29   ` [PATCH 17/21] lib: provide a simple generic ioremap implementation Palmer Dabbelt
2019-11-11 10:10   ` Arnd Bergmann
2019-11-07 20:47 ` generic-iomap tree for linux-next Christoph Hellwig
2019-11-08  2:20   ` Stephen Rothwell
2019-11-08  4:52     ` Stephen Rothwell
2019-11-08  5:14       ` Christoph Hellwig
     [not found] ` <20191029064834.23438-11-hch@lst.de>
2019-11-06 17:56   ` [PATCH 10/21] asm-generic: ioremap_uc should behave the same with and without MMU Palmer Dabbelt
2019-11-11 10:09   ` Arnd Bergmann
2019-11-11 10:15     ` Christoph Hellwig
2019-11-11 10:27       ` Arnd Bergmann
2019-11-11 10:29         ` Christoph Hellwig
2019-11-11 19:33           ` Arnd Bergmann
     [not found] ` <20191029064834.23438-13-hch@lst.de>
2019-11-07 15:29   ` [PATCH 12/21] arch: rely on asm-generic/io.h for default ioremap_* definitions Palmer Dabbelt
2019-11-11 10:10   ` Arnd Bergmann
     [not found] ` <20191029064834.23438-12-hch@lst.de>
2019-11-06 18:11   ` [PATCH 11/21] asm-generic: don't provide ioremap for CONFIG_MMU Palmer Dabbelt
2019-11-06 18:16     ` Geert Uytterhoeven
2019-11-06 18:28       ` Christoph Hellwig
2019-11-11 10:31       ` Arnd Bergmann
2019-11-11 10:29   ` Arnd Bergmann [this message]
     [not found] ` <20191029064834.23438-2-hch@lst.de>
2019-11-11 10:33   ` [PATCH 01/21] arm: remove ioremap_cached Arnd Bergmann
     [not found] ` <20191029064834.23438-4-hch@lst.de>
2019-11-11 10:36   ` [PATCH 03/21] ia64: rename ioremap_nocache to ioremap_uc Arnd Bergmann
     [not found] ` <20191029064834.23438-20-hch@lst.de>
2019-11-12  8:51   ` [PATCH 19/21] nds32: use generic ioremap Greentime Hu

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