From: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
To: Jiaxun Yang <jiaxun.yang@flygoat.com>
Cc: Serge Semin <fancer.lancer@gmail.com>,
Arnd Bergmann <arnd@arndb.de>,
Andrew Morton <akpm@linux-foundation.org>,
Mike Rapoport <rppt@kernel.org>,
Matthew Wilcox <willy@infradead.org>,
Tiezhu Yang <yangtiezhu@loongson.cn>,
Huacai Chen <chenhuacai@kernel.org>,
Yinglu Yang <yangyinglu@loongson.cn>,
Alexey Malahov <Alexey.Malahov@baikalelectronics.ru>,
Aleksandar Rikalo <aleksandar.rikalo@syrmia.com>,
Aleksandar Rikalo <arikalo@gmail.com>,
Dragan Mladjenovic <dragan.mladjenovic@syrmia.com>,
Chao-ying Fu <cfu@wavecomp.com>, Marc Zyngier <maz@kernel.org>,
"linux-mips@vger.kernel.org" <linux-mips@vger.kernel.org>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/7] mips: dmi: Fix early remap on MIPS32
Date: Thu, 23 Nov 2023 13:29:31 +0100 [thread overview]
Message-ID: <ZV9Fq1ihUm1Rn6yO@alpha.franken.de> (raw)
In-Reply-To: <8ca730b9-fa8c-46ea-bdc5-158da0f29c3a@app.fastmail.com>
On Thu, Nov 23, 2023 at 12:13:11PM +0000, Jiaxun Yang wrote:
> > Ok. Thanks for the heads up. I'll fix the patch to be using ioremap()
> > in v2. ioremap_uc() is just an macro-alias of ioremap() on MIPS.
>
> Perhaps we need to fix ioremap_cache so it can give a KSEG1 address?
KSEG0 ?
> AFAIK for Loongson DMI is located at cached memory so using ioremap_uc
> blindly will cause inconsistency.
why ?
Thomas.
--
Crap can work. Given enough thrust pigs will fly, but it's not necessarily a
good idea. [ RFC1925, 2.3 ]
next prev parent reply other threads:[~2023-11-23 12:30 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-11-22 18:23 [PATCH 0/7] MIPS: mm: Fix some memory-related issues Serge Semin
2023-11-22 18:23 ` [PATCH 1/7] mips: dmi: Fix early remap on MIPS32 Serge Semin
2023-11-22 19:35 ` Arnd Bergmann
2023-11-23 9:32 ` Serge Semin
2023-11-23 12:13 ` Jiaxun Yang
2023-11-23 12:29 ` Thomas Bogendoerfer [this message]
2023-11-23 15:07 ` Jiaxun Yang
2023-11-23 16:07 ` Thomas Bogendoerfer
2023-11-23 17:33 ` Jiaxun Yang
2023-11-24 18:52 ` Serge Semin
2023-11-24 22:03 ` Jiaxun Yang
2023-11-27 16:23 ` Serge Semin
2023-11-27 21:08 ` Jiaxun Yang
2023-11-28 11:34 ` Serge Semin
2023-11-28 15:46 ` Jiaxun Yang
2023-11-30 19:16 ` Serge Semin
2023-12-01 0:13 ` Jiaxun Yang
2023-12-01 14:54 ` Serge Semin
2023-12-01 15:10 ` Jiaxun Yang
2023-12-01 18:26 ` Serge Semin
2023-11-28 12:41 ` Arnd Bergmann
2023-11-28 13:52 ` Serge Semin
2023-11-28 21:59 ` Arnd Bergmann
2023-11-30 19:26 ` Serge Semin
2023-11-24 22:34 ` Jiaxun Yang
2023-11-22 18:24 ` [PATCH 2/7] mips: Fix incorrect max_low_pfn adjustment Serge Semin
2023-11-22 18:24 ` [PATCH 3/7] mips: Fix max_mapnr being uninitialized on early stages Serge Semin
2023-11-22 18:24 ` [PATCH 4/7] mips: Optimize max_mapnr init procedure Serge Semin
2023-11-22 18:24 ` [PATCH 5/7] mm/mm_init.c: Extend init unavailable range doc info Serge Semin
2023-11-23 10:18 ` Mike Rapoport
2023-11-23 10:42 ` Serge Semin
2023-11-24 8:19 ` Mike Rapoport
2023-11-24 11:18 ` Serge Semin
2023-11-28 7:13 ` Mike Rapoport
2023-11-28 10:51 ` Serge Semin
2023-11-29 6:14 ` Mike Rapoport
2023-11-30 13:30 ` Serge Semin
2023-11-22 18:24 ` [PATCH 6/7] mm/mm_init.c: Append '\n' to the unavailable ranges log-message Serge Semin
2023-11-23 10:06 ` Mike Rapoport
2023-11-22 18:24 ` [PATCH 7/7] mips: Set dump-stack arch description Serge Semin
2023-11-22 18:29 ` [PATCH 0/7] MIPS: mm: Fix some memory-related issues Andrew Morton
2023-11-23 10:12 ` Serge Semin
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