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SubjectRe: [PATCH resend] x86/purgatory: Make sure we fail the build if purgatory.ro has missing symbols
On Sat, Feb 29, 2020 at 07:12:57PM +0100, Hans de Goede wrote:
> Hi,
>
> On 2/29/20 6:16 PM, kbuild test robot wrote:
> > Hi Hans,
> >
> > I love your patch! Yet something to improve:
> >
> > [auto build test ERROR on tip/x86/core]
> > [also build test ERROR on v5.6-rc3 next-20200228]
> > [cannot apply to tip/auto-latest]
> > [if your patch is applied to the wrong git tree, please drop us a note to help
> > improve the system. BTW, we also suggest to use '--base' option to specify the
> > base tree in git format-patch, please see https://stackoverflow.com/a/37406982]
> >
> > url: https://github.com/0day-ci/linux/commits/Hans-de-Goede/x86-purgatory-Make-sure-we-fail-the-build-if-purgatory-ro-has-missing-symbols/20200223-040035
> > base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git 248ed51048c40d36728e70914e38bffd7821da57
> > config: x86_64-randconfig-s1-20200229 (attached as .config)
> > compiler: gcc-4.9 (Debian 4.9.2-10+deb8u1) 4.9.2
> > reproduce:
> > # save the attached .config to linux build tree
> > make ARCH=x86_64
> >
> > If you fix the issue, kindly add following tag
> > Reported-by: kbuild test robot <lkp@intel.com>
> >
> > All errors (new ones prefixed by >>):
> >
> > ld: arch/x86/purgatory/purgatory.ro: in function `kstrtoull':
> > > > (.text+0x2b0e): undefined reference to `ftrace_likely_update'
>
> AFAICT this is the patch working as intended and pointing out an actual issue
> with the purgatory code. Which shows that we really should get this
> patch merged...

... and break the build? I don't think so.

I know, it would fail silently now but I don't recall anyone complaining
about it. So it was a don't care so far.

IOW, first this ftrace_likely_update thing needs to be sorted out and
then this merged.

Thx.

--
Regards/Gruss,
Boris.

https://people.kernel.org/tglx/notes-about-netiquette

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