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From: Alexei Starovoitov <alexei.starovoitov@gmail.com>
To: Randy Dunlap <rdunlap@infradead.org>
Cc: KP Singh <kpsingh@chromium.org>,
	LSM List <linux-security-module@vger.kernel.org>,
	Linux-Next Mailing List <linux-next@vger.kernel.org>,
	bpf <bpf@vger.kernel.org>, Alexei Starovoitov <ast@kernel.org>,
	Daniel Borkmann <daniel@iogearbox.net>,
	Stephen Rothwell <sfr@canb.auug.org.au>,
	Florent Revest <revest@chromium.org>,
	Brendan Jackman <jackmanb@chromium.org>
Subject: Re: [PATCH bpf-next] bpf: Fix bpf_prog_test_run_tracing for !CONFIG_NET
Date: Thu, 5 Mar 2020 15:16:25 -0800	[thread overview]
Message-ID: <CAADnVQLjj+eMMLU3H4oNkzwPiSugm1knzd3RfBGb3NcVC785kg@mail.gmail.com> (raw)
In-Reply-To: <92937298-69c1-be6f-3e40-75af1bc72d9e@infradead.org>

On Thu, Mar 5, 2020 at 3:12 PM Randy Dunlap <rdunlap@infradead.org> wrote:
> On 3/5/20 2:01 PM, KP Singh wrote:
> > From: KP Singh <kpsingh@google.com>
> >
> > test_run.o is not built when CONFIG_NET is not set and
> > bpf_prog_test_run_tracing being referenced in bpf_trace.o causes the
> > linker error:
> >
> > ld: kernel/trace/bpf_trace.o:(.rodata+0x38): undefined reference to
> >  `bpf_prog_test_run_tracing'
> >
> > Add a __weak function in bpf_trace.c to handle this.
> >
> > Fixes: da00d2f117a0 ("bpf: Add test ops for BPF_PROG_TYPE_TRACING")
> > Signed-off-by: KP Singh <kpsingh@google.com>
> Reported-by: Randy Dunlap <rdunlap@infradead.org>
> Acked-by: Randy Dunlap <rdunlap@infradead.org> # build-tested

Since it was at the top of the tree I amended the commit
with your tags.
Thanks for reporting and testing.

  reply	other threads:[~2020-03-05 23:16 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-05 22:01 [PATCH bpf-next] bpf: Fix bpf_prog_test_run_tracing for !CONFIG_NET KP Singh
2020-03-05 22:43 ` Alexei Starovoitov
2020-03-05 23:12 ` Randy Dunlap
2020-03-05 23:16   ` Alexei Starovoitov [this message]
2020-03-05 23:22     ` KP Singh

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