linux-kernel - Re: [PATCH] f2fs: fix 32-bit linking

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Message-ID: <1d121a83-6042-fc5e-4440-ea0f53f0bc51@infradead.org>
Date:   Fri, 28 Jun 2019 16:25:03 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Christoph Hellwig <hch@...radead.org>,
        Arnd Bergmann <arnd@...db.de>
Cc:     Jaegeuk Kim <jaegeuk@...nel.org>, Chao Yu <yuchao0@...wei.com>,
        Qiuyang Sun <sunqiuyang@...wei.com>,
        Sahitya Tummala <stummala@...eaurora.org>,
        Eric Biggers <ebiggers@...gle.com>,
        Wang Shilong <wangshilong1991@...il.com>,
        linux-f2fs-devel@...ts.sourceforge.net,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] f2fs: fix 32-bit linking

On 6/28/19 5:44 AM, Christoph Hellwig wrote:
> On Fri, Jun 28, 2019 at 12:39:52PM +0200, Arnd Bergmann wrote:
>> Not all architectures support get_user() with a 64-bit argument:
> 
> Which architectures are still missing?  I think we finally need to
> get everyone in line instead of repeatedly working around the lack
> of minor arch support.
> 

arch/microblaze/include/asm/uaccess.c does not support get_user()
with a size of 8.

-- 
~Randy