[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

bug#42227: BPF in linux-libre

From: Mathieu Othacehe
Subject: bug#42227: BPF in linux-libre
Date: Fri, 31 Jul 2020 13:04:47 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/26.3 (gnu/linux)


> That seems ok. I did find a few questions about debugfs on old irc logs
> and mailing lists.  My only concern again is that I would prefer to opt
> in to such a thing.  debugfs is much simpler than the bpf kernel flags
> though, so maybe it will be ok to remove in the future.

Yeah, but I saw that Ubuntu for instance is enabling it by default, so I
guess it could help to have the same behaviour in Guix System. Added it
with: 6bb07e91e1ab9367f636a3a5e9d52a9e0772aa89.

> But I cannot see anything guix does differently that would cause it to
> fail. My only feeling is perhaps our configure flags for binutils might
> be causing the issue.
> As is, however, bpftrace does work even with out HAVE_BFD_DISASM and I
> even used it to debug a few processes recently.

Gave it another try and I think if we could get "binutils" to produce a
dynamic version of libbfd.a, that would make the trick. Anyway, let's
proceed without BFD support for now. Pushed bpftrace as

Closing the serie, thank you!


reply via email to

[Prev in Thread] Current Thread [Next in Thread]