From: Baoquan He <bhe@redhat.com>
To: Christophe Leroy <christophe.leroy@csgroup.eu>
Cc: Arnd Bergmann <arnd@arndb.de>,
Matthew Wilcox <willy@infradead.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
Andrew Morton <akpm@linux-foundation.org>,
Christoph Hellwig <hch@infradead.org>,
Alexander Gordeev <agordeev@linux.ibm.com>,
Kefeng Wang <wangkefeng.wang@huawei.com>,
Niklas Schnelle <schnelle@linux.ibm.com>,
David Laight <David.Laight@aculab.com>,
Stafford Horne <shorne@gmail.com>,
"James E . J . Bottomley" <James.Bottomley@hansenpartnership.com>,
Helge Deller <deller@gmx.de>,
"linux-parisc@vger.kernel.org" <linux-parisc@vger.kernel.org>
Subject: Re: [PATCH v4 12/16] parisc: mm: Convert to GENERIC_IOREMAP
Date: Tue, 21 Feb 2023 19:43:51 +0800 [thread overview]
Message-ID: <Y/SudyUShbcJXqbY@MiWiFi-R3L-srv> (raw)
In-Reply-To: <73f98755-9230-c4d5-0e12-38e6f3b0a189@csgroup.eu>
On 02/17/23 at 02:35pm, Christophe Leroy wrote:
......
> > Not so many:
> >
> > $ git grep ARCH_HAS_IOREMAP_WC | grep define
> > arch/loongarch/include/asm/io.h:#define ARCH_HAS_IOREMAP_WC
> > arch/mips/include/asm/io.h:#define ARCH_HAS_IOREMAP_WC
> > arch/powerpc/include/asm/io.h:#define ARCH_HAS_IOREMAP_WC
> > arch/x86/include/asm/io.h:#define ARCH_HAS_IOREMAP_WC
> >
> > And also make sure they define ioremap_wc :
> >
> > $ git grep "define ioremap_wc" `git grep -l "define ARCH_HAS_IOREMAP_WC"`
> > arch/loongarch/include/asm/io.h:#define ioremap_wc(offset, size) \
> > arch/mips/include/asm/io.h:#define ioremap_wc(offset, size)
> > \
> > arch/powerpc/include/asm/io.h:#define ioremap_wc ioremap_wc
> > arch/x86/include/asm/io.h:#define ioremap_wc ioremap_wc
> >
>
>
> By the way there are so few, you can make all at once:
OK, I will try to pack this into one preparation patch. Thanks.
>
> $ git grep ARCH_HAS_IOREMAP_ | grep define
> arch/loongarch/include/asm/io.h:#define ARCH_HAS_IOREMAP_WC
> arch/m68k/include/asm/kmap.h:#define ARCH_HAS_IOREMAP_WT
> arch/mips/include/asm/io.h:#define ARCH_HAS_IOREMAP_WC
> arch/powerpc/include/asm/io.h:#define ARCH_HAS_IOREMAP_WC
> arch/powerpc/include/asm/io.h:#define ARCH_HAS_IOREMAP_WT
> arch/x86/include/asm/io.h:#define ARCH_HAS_IOREMAP_WC
> arch/x86/include/asm/io.h:#define ARCH_HAS_IOREMAP_WT
>
> Christophe
next prev parent reply other threads:[~2023-02-21 11:44 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-16 12:34 [PATCH v4 00/16] mm: ioremap: Convert architectures to take GENERIC_IOREMAP way Baoquan He
2023-02-16 12:34 ` [PATCH v4 01/16] hexagon: mm: Convert to GENERIC_IOREMAP Baoquan He
2023-02-16 12:53 ` Arnd Bergmann
2023-02-16 14:47 ` Baoquan He
2023-02-16 14:51 ` Arnd Bergmann
2023-02-17 12:11 ` Baoquan He
2023-02-16 12:34 ` [PATCH v4 02/16] openrisc: mm: remove unneeded early ioremap code Baoquan He
2023-02-16 12:34 ` [PATCH v4 03/16] mm/ioremap: Define generic_ioremap_prot() and generic_iounmap() Baoquan He
2023-02-16 12:34 ` [PATCH v4 04/16] mm: ioremap: allow ARCH to have its own ioremap method definition Baoquan He
2023-02-16 12:41 ` Arnd Bergmann
2023-02-16 12:34 ` [PATCH v4 05/16] mm/ioremap: add slab availability checking in ioremap_prot Baoquan He
2023-02-16 12:34 ` [PATCH v4 06/16] arc: mm: Convert to GENERIC_IOREMAP Baoquan He
2023-02-16 12:34 ` [PATCH v4 07/16] ia64: " Baoquan He
2023-02-16 12:34 ` [PATCH v4 08/16] openrisc: " Baoquan He
2023-02-16 12:34 ` [PATCH v4 09/16] s390: " Baoquan He
2023-02-16 16:21 ` Niklas Schnelle
2023-02-21 11:48 ` Baoquan He
2023-02-21 12:26 ` Niklas Schnelle
2023-02-21 12:52 ` Baoquan He
2023-02-16 12:34 ` [PATCH v4 10/16] sh: " Baoquan He
2023-02-16 12:34 ` [PATCH v4 11/16] xtensa: " Baoquan He
2023-02-16 12:34 ` [PATCH v4 12/16] parisc: " Baoquan He
2023-02-16 13:50 ` Matthew Wilcox
2023-02-16 15:02 ` Baoquan He
2023-02-16 15:18 ` Arnd Bergmann
2023-02-17 13:31 ` Baoquan He
2023-02-17 13:46 ` Christophe Leroy
2023-02-17 14:21 ` Baoquan He
2023-02-17 14:33 ` Christophe Leroy
2023-02-17 14:35 ` Christophe Leroy
2023-02-21 11:43 ` Baoquan He [this message]
2023-02-22 8:35 ` Baoquan He
2023-02-16 12:34 ` [PATCH v4 13/16] mm/ioremap: Consider IOREMAP space in generic ioremap Baoquan He
2023-02-16 12:34 ` [PATCH v4 14/16] powerpc: mm: Convert to GENERIC_IOREMAP Baoquan He
2023-02-16 12:34 ` [PATCH v4 15/16] arm64 : mm: add wrapper function ioremap_prot() Baoquan He
2023-02-16 12:34 ` [PATCH v4 16/16] mm: ioremap: remove unneeded ioremap_allowed and iounmap_allowed Baoquan He
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