From: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
To: Arnd Bergmann <arnd@arndb.de>,
Geert Uytterhoeven <geert@linux-m68k.org>,
Baoquan He <bhe@redhat.com>
Cc: linux-kernel@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>,
linux-mm@kvack.org, Christoph Hellwig <hch@lst.de>,
Christophe Leroy <christophe.leroy@csgroup.eu>,
Mike Rapoport <rppt@kernel.org>,
Matthew Wilcox <willy@infradead.org>,
Alexander Gordeev <agordeev@linux.ibm.com>,
Kefeng Wang <wangkefeng.wang@huawei.com>,
Niklas Schnelle <schnelle@linux.ibm.com>,
Stafford Horne <shorne@gmail.com>,
David Laight <David.Laight@aculab.com>,
Helge Deller <deller@gmx.de>,
Nathan Chancellor <nathan@kernel.org>,
Yoshinori Sato <ysato@users.sourceforge.jp>,
Rich Felker <dalias@libc.org>,
linux-sh@vger.kernel.org, Guenter Roeck <linux@roeck-us.net>
Subject: Re: [PATCH v8 11/19] sh: add <asm-generic/io.h> including
Date: Wed, 02 Aug 2023 19:28:24 +0200 [thread overview]
Message-ID: <2d82e0312f7d667e36238938a3cb13c95903033e.camel@physik.fu-berlin.de> (raw)
In-Reply-To: <39c79971-12fc-41fc-8cae-b2a0089ed034@app.fastmail.com>
Hello Arnd!
On Wed, 2023-08-02 at 16:19 +0200, Arnd Bergmann wrote:
> On Tue, Aug 1, 2023, at 21:21, John Paul Adrian Glaubitz wrote:
>
> > > I think ideally all the I/O port stuff in arch/sh/ could just be
> > > removed after the conversion to asm-generic/io.h, but the
> > > microdev_ioport_map() function oddity gets in the way of that,
> > > unless someone wants to clean up that platform. As far as I
> > > can tell, the ethernet, display, USB and PCI devices on it already
> > > broke at some point (afbb9d8d5266b, 46bc85872040a), so it might
> > > be easier to remove it entirely.
> >
> > I don't have this particular hardware, so I cannot comment on this.
>
> Sure, as I explained, I'm pretty sure that nobody has
> tried to boot this hardware in a long time, so I did not
> expect you to have one.
>
> I'll try to follow up with a patch to remove the platform
> later on, based on the explations above.
There is no need to remove any platforms now as we're working on converting
arch/sh to device trees anyway and will eventually get rid of all the board-
specific code during that step.
> > > Having the series go into linux-next sounds appropriate like this,
> > > the entire purpose of that is to find such bugs and Andrew can jus
> > > fold the fixup into the broken patch.
> > >
> > > Let me know if you prefer the simple version with the extra
> > > #defines or if we should just use the generic inb/outb implementation
> > > immediately and drop microdev in a separate patch.
> >
> > Please go ahead with the simple version.
>
> Done,
Thanks,
Adrian
--
.''`. John Paul Adrian Glaubitz
: :' : Debian Developer
`. `' Physicist
`- GPG: 62FF 8A75 84E0 2956 9546 0006 7426 3B37 F5B5 F913
next prev parent reply other threads:[~2023-08-02 17:32 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-06 15:45 [PATCH v8 00/19] mm: ioremap: Convert architectures to take GENERIC_IOREMAP way Baoquan He
2023-07-06 15:45 ` [PATCH v8 01/19] asm-generic/iomap.h: remove ARCH_HAS_IOREMAP_xx macros Baoquan He
2023-07-06 15:45 ` [PATCH v8 02/19] hexagon: mm: Convert to GENERIC_IOREMAP Baoquan He
2023-07-10 6:32 ` Christoph Hellwig
2023-07-06 15:45 ` [PATCH v8 03/19] openrisc: mm: remove unneeded early ioremap code Baoquan He
2023-07-06 15:45 ` [PATCH v8 04/19] mm/ioremap: Define generic_ioremap_prot() and generic_iounmap() Baoquan He
2023-07-06 15:45 ` [PATCH v8 05/19] mm: ioremap: allow ARCH to have its own ioremap method definition Baoquan He
2023-07-06 15:45 ` [PATCH v8 06/19] mm/ioremap: add slab availability checking in ioremap_prot Baoquan He
2023-07-06 15:45 ` [PATCH v8 07/19] arc: mm: Convert to GENERIC_IOREMAP Baoquan He
2023-07-06 15:45 ` Baoquan He
2023-07-06 15:45 ` [PATCH v8 08/19] ia64: " Baoquan He
2023-07-06 15:45 ` [PATCH v8 09/19] openrisc: " Baoquan He
2023-07-06 15:45 ` [PATCH v8 10/19] s390: " Baoquan He
2023-07-06 15:45 ` [PATCH v8 11/19] sh: add <asm-generic/io.h> including Baoquan He
2023-07-10 8:17 ` Geert Uytterhoeven
2023-07-10 8:45 ` John Paul Adrian Glaubitz
2023-07-10 10:47 ` Arnd Bergmann
2023-08-01 19:21 ` John Paul Adrian Glaubitz
2023-08-02 14:19 ` Arnd Bergmann
2023-08-02 17:28 ` John Paul Adrian Glaubitz [this message]
2023-07-06 15:45 ` [PATCH v8 12/19] sh: mm: Convert to GENERIC_IOREMAP Baoquan He
2023-07-06 15:45 ` [PATCH v8 13/19] xtensa: " Baoquan He
2023-07-06 15:45 ` [PATCH v8 14/19] parisc: " Baoquan He
2023-07-06 15:45 ` [PATCH v8 15/19] mm/ioremap: Consider IOREMAP space in generic ioremap Baoquan He
2023-07-06 15:45 ` [PATCH v8 16/19] mm: move is_ioremap_addr() into new header file Baoquan He
2023-07-06 15:45 ` [PATCH v8 17/19] powerpc: mm: Convert to GENERIC_IOREMAP Baoquan He
2023-07-06 15:45 ` Baoquan He
2023-07-06 15:45 ` [PATCH v8 18/19] arm64 : mm: add wrapper function ioremap_prot() Baoquan He
2023-07-06 15:45 ` Baoquan He
2023-07-06 15:45 ` [PATCH v8 19/19] mm: ioremap: remove unneeded ioremap_allowed and iounmap_allowed Baoquan He
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