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Date: Tue, 20 Dec 2016 10:41:26 -0300
From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Joe Stringer <joe@ovn.org>
Cc: LKML <linux-kernel@vger.kernel.org>, netdev <netdev@vger.kernel.org>,
        Wang Nan <wangnan0@huawei.com>, ast@fb.com,
        Daniel Borkmann <daniel@iogearbox.net>,
        Arnaldo Carvalho de Melo <acme@redhat.com>
Subject: Re: [PATCH perf/core REBASE 2/5] samples/bpf: Switch over to libbpf
Message-ID: <20161220134126.GF551@kernel.org>
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Em Thu, Dec 15, 2016 at 05:48:31PM -0800, Joe Stringer escreveu:
> On 15 December 2016 at 14:00, Joe Stringer <joe@ovn.org> wrote:
> > On 15 December 2016 at 10:34, Arnaldo Carvalho de Melo <acme@kernel.org> wrote:
> >> So, I'm stopping here so that I can push what I have to Ingo, then I'll get
> >> back to this, hopefully by then you beat me and I have just to retest 8-)

> > OK, thanks for the report. Looks like there was another difference
> > between the two libbpfs - one used total program size for its
> > load_program API; the actual kernel API uses instruction count. This
> > incremental should do the trick:

> > https://github.com/joestringer/linux/commit/6ff7726f20077bed66fb725f5189c13690154b6a
 
> The full branch with this change (fast-forward from your tmp branch)
> is available here:
> https://github.com/joestringer/linux/tree/submit/libbpf_samples_v5
 
> I tried running every selftest and BPF sample I could get my hands on;
> there's one or two that I couldn't run, but seemed more to do with my
> versions of TC/iproute and kernel config rather than libbpf changes.
> Let me know if you see any further trouble.

Finally getting back to this, now after I figured out how to get patches
out of github (wget commit + .patch) I applied this and at least the
samples/bpf/offwaketime seems to work as before, applying.

- Arnaldo