linux-kernel - Re: [PATCH v2] MIPS: Provide Kconfig option for default IEEE 754 conformance mode

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Message-ID: <9823ab9b-1f02-c8af-7d62-80a1d24aaaa3@xen0n.name>
Date:   Thu, 6 Aug 2020 18:26:52 +0800
From:   WANG Xuerui <kernel@...0n.name>
To:     Jiaxun Yang <jiaxun.yang@...goat.com>,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>
Cc:     WANG Xuerui <git@...0n.name>,
        Serge Semin <fancer.lancer@...il.com>,
        Huacai Chen <chenhc@...ote.com>,
        Zhou Yanjie <zhouyanjie@...o.com>,
        Liangliang Huang <huanglllzu@...il.com>,
        linux-kernel@...r.kernel.org, linux-mips@...r.kernel.org
Subject: Re: [PATCH v2] MIPS: Provide Kconfig option for default IEEE 754
 conformance mode

Hi Jiaxun,


On 2020/8/5 21:59, Jiaxun Yang wrote:
>
>
> 在 2020/8/1 14:11, Jiaxun Yang 写道:
>> Requested by downstream distros, a Kconfig option for default
>> IEEE 754 conformance mode allows them to set their mode to
>> relaxed by default.
>>
>> Signed-off-by: Jiaxun Yang <jiaxun.yang@...goat.com>
>> Reviewed-by: WANG Xuerui <git@...0n.name>
>> Reviewed-by: Serge Semin <fancer.lancer@...il.com>
>> Reviewed-by: Huacai Chen <chenhc@...ote.com>
>>
>> -- 
>> v2: Reword according to Xuerui's suggestion.
>> ---
> Hi Thomas,
>
> Is it possible to get this patch into 5.9 merge window?
> I think it have got enough review tag, and the config option was
> requested
> by a Debian developer. The next Debian release will take 5.9 lts
> kernel and
> they don't want to ship a non-bootable kernel in a major release.

I have an idea. Can the downstream packagers make use of the builtin
command line config options, to inject the "ieee754=relaxed" or whatever
option necessary? If it is acceptable this patch should not be necessary
in the short term.

>
> Thanks.
>
> - Jiaxun