Re: kernel module code coverage

I'm reviving an ancient thread, but is Bullseye truly dropping FreeBSD
support? Do you have a link to something that shows that?

I still see a FreeBSD tarball in their download archive page for the newest
version of their tool, which seems to be 8.16.5.

- Eric

On Thu, Aug 8, 2019 at 12:08 PM Alan Somers <asomers_at_freebsd.org> wrote:

> Read the bug report.  I can't even load modules when I build with GCOV.
>
> On Thu, Aug 8, 2019 at 1:04 PM Matthew Macy <mat.macy_at_gmail.com> wrote:
> >
> > The whole point of adding gcov support was for integrating with the
> > ZoL CI framework which does coverage. So it very much does work with
> > modules. Not sure where that comes from.
> > -M
> >
> > On Thu, Aug 8, 2019 at 6:52 AM Alan Somers <asomers_at_freebsd.org> wrote:
> > >
> > > On Thu, Aug 8, 2019 at 7:42 AM Michael Tuexen <tuexen_at_freebsd.org>
> wrote:
> > > >
> > > >
> > > >
> > > > > On 8. Aug 2019, at 14:24, Slava Shwartsman <slavash_at_FreeBSD.org>
> wrote:
> > > > >
> > > > > Apparently, Bullseye are dropping support for FreeBSD.
> > > > >
> > > > > We are looking for an alternative for kernel module run time
> analysis.
> > > > > Mostly interested in code coverage (for now).
> > > > >
> > > > > Any suggestions that work for you?
> > > > Have you looked into /dev/kcov. This is used by SYZKALLER for getting
> > > > coverage information from the kernel.
> > > >
> > > > Best regards
> > > > Michael
> > > > >
> > > > >
> > > > > Slava
> > >
> > > That's part of Matt Macy's gcov project, right?.  However, while it
> > > works for the kernel itself, it doesn't work for modules.
> > > https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=239194
> > > -Alan
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