linux-kernel - Re: [PATCH] sparse doesn't support indirect

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Date:   Wed, 28 Feb 2018 10:30:58 +0900
From:   Masahiro Yamada <yamada.masahiro@...ionext.com>
To:     Luc Van Oostenryck <luc.vanoostenryck@...il.com>
Cc:     Linus Torvalds <torvalds@...ux-foundation.org>,
        Randy Dunlap <rdunlap@...radead.org>,
        Matthew Wilcox <willy@...radead.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] sparse doesn't support indirect_branch attribute

2018-02-28 7:36 GMT+09:00 Luc Van Oostenryck <luc.vanoostenryck@...il.com>:
> On Tue, Feb 27, 2018 at 02:12:28PM -0800, Linus Torvalds wrote:
>> On Tue, Feb 27, 2018 at 12:18 PM, Randy Dunlap <rdunlap@...radead.org> wrote:
>> >
>> > I don't mind the patch, but I did send a patch for this attribute on Feb. 13, 2018,
>> > to the sparse mailing list.
>>
>> I think the sparse plan is to just stop warning about unknown
>> attributes, because it doesn't really help users (at most it's a note
>> to a sparse developer).
>>
>> But sparse doesn't have the same regular releases the kernel has. Oh well.
>
> To compensate this, I sent a patch  to use '-Wno-unknown-attribute' for kernel
> builds. Masahiro Yamada has already taken it to the linux-kbuild tree.
> I'm not sure if it's planned for the next -rc or for 4.17, though.
>
> -- Luc Van Oostenryck


I am planning to send it in the next MW (i.e. v4.17-rc1)


If you want me to send this earlier as fixes PR,
please let me know.



-- 
Best Regards
Masahiro Yamada