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Message-ID: <3f611195a5b3d1bf97e650fb441e21e434d8d889.camel@xry111.site>
Subject: Re: [RFC PATCH v1 00/23] LoongArch: Add objtool and ORC unwinder
 support
From:   Xi Ruoyao <xry111@xry111.site>
To:     Youling Tang <tangyouling@loongson.cn>
Cc:     Josh Poimboeuf <jpoimboe@kernel.org>,
        Peter Zijlstra <peterz@infradead.org>,
        Huacai Chen <chenhuacai@kernel.org>,
        madvenka@linux.microsoft.com, chenzhongjin@huawei.com,
        WANG Xuerui <kernel@xen0n.name>, live-patching@vger.kernel.org,
        linux-kernel@vger.kernel.org, loongarch@lists.linux.dev,
        tangyouling00@gmail.com, youling.tang@outlook.com
Date:   Tue, 20 Jun 2023 16:32:04 +0800
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On Tue, 2023-06-20 at 16:29 +0800, Youling Tang wrote:
> Hi, Ruoyao
>=20
> On 06/20/2023 04:15 PM, Xi Ruoyao wrote:
> > It looks like only 19 patches are successfully delivered, out of 23.
> I'm sorry, somehow the patchset didn't reach the mailing list. Probably
> due to the sending limit being reached.

They've reached now.  Thanks!

> > And AFAIK objtool needs libelf from elfutils, and the LoongArch support
> > in elfutils is not complete (there are about ten failures in the test
> > suite as at the latest 0.189 release).=C2=A0 Do we need to add more Loo=
ngArch
> > support into libelf and/or declare a minimal needed libelf version for
> > LoongArch objtool?

> After the following series of patches [1], the elfutils test results
> are passed.
>=20
> [1]: https://sourceware.org/pipermail/elfutils-devel/2023q2/006107.html

Wow thanks, I'll add them into my build.  But I'm not sure if we need a
libelf version check or something in the kernel building system.

--=20
Xi Ruoyao <xry111@xry111.site>
School of Aerospace Science and Technology, Xidian University