Skip site navigation (1)Skip section navigation (2)
Date:      Wed, 16 May 2018 07:22:42 -0600
From:      Warner Losh <imp@bsdimp.com>
To:        Hans Petter Selasky <hps@selasky.org>
Cc:        Emeric POUPON <emeric.poupon@stormshield.eu>,  Oliver Pinter <oliver.pinter@hardenedbsd.org>, freebsd-arch <freebsd-arch@freebsd.org>
Subject:   Re: Can't build kernel anymore: amd64 kernel requires linker ifunc support
Message-ID:  <CANCZdfq_V7CO8v%2BjXu0hQG1-k3-7a%2BjPK_abDoe_9V3p4Lk8DA@mail.gmail.com>
In-Reply-To: <115a98db-8cb0-93e9-8f4f-1080ea79ae73@selasky.org>
References:  <1427128516.12874490.1526456240718.JavaMail.zimbra@stormshield.eu> <CAPQ4fftBd1YQ0_VGk5iRPAYA11fGbajYZ4-3t=RSrW1tOKzftw@mail.gmail.com> <793855837.12916849.1526461655128.JavaMail.zimbra@stormshield.eu> <CAPQ4ffspTD1Y5Bw%2B%2BOKSErzAsp0NWybG6bLPGiTA2MOdCWcyPg@mail.gmail.com> <470629758.12930429.1526463753682.JavaMail.zimbra@stormshield.eu> <115a98db-8cb0-93e9-8f4f-1080ea79ae73@selasky.org>

next in thread | previous in thread | raw e-mail | index | archive | help
On Wed, May 16, 2018 at 3:49 AM, Hans Petter Selasky <hps@selasky.org>
wrote:

> On 05/16/18 11:42, Emeric POUPON wrote:
>
>>
>> Thanks for your help.
>>>>
>>>> Actually, I already did all the steps described here:
>>>> https://www.freebsd.org/doc/handbook/makeworld.html with success.
>>>> After step 10, I now get this error.
>>>> I tried to put WITHOUT_LLD_BOOTSTRAP=yes in /etc/src.conf + rebuild
>>>> everything with no luck.
>>>>
>>>>
>>>> Please remove this line from your src.conf, lld is required for building
>>> kernel since the ifunc support.
>>>
>>>
>> I already did all the steps of the handbook without this line, and I
>> finally had the issue I described.
>> What I told is that adding this line + make buildworld does not solve the
>> kernel building issue.
>>
>
> Try adding:
>
> -m $PWD/share/mk
>
> After make.
>
> Not sure if it helps.


LD=ld.lld make

is the magic here. The kernel needs a new linker to properly link in the
ifunc, and that's not our ancient ld. lld does it, as does the latter-day
binutils.

Warner



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?CANCZdfq_V7CO8v%2BjXu0hQG1-k3-7a%2BjPK_abDoe_9V3p4Lk8DA>