Hi Daniel,
On Tue, 07 Apr 2015 10:56:13 +0200 Daniel Borkmann <dan...@iogearbox.net> wrote:
>
> On 04/07/2015 10:48 AM, Ingo Molnar wrote:
> >
> > * Stephen Rothwell <s...@canb.auug.org.au> wrote:
> >
> >> After merging the tip tree, today's linux-next build (powerpc
> >> ppc64_defconfig) failed like this:
> >>
> >> kernel/events/core.c: In function 'perf_event_set_bpf_prog':
> >> kernel/events/core.c:6732:15: error: 'struct bpf_prog_aux' has no member
> >> named 'prog_type'
> >> if (prog->aux->prog_type != BPF_PROG_TYPE_KPROBE) {
> >> ^
> >>
> >> Caused by commit 2541517c32be ("tracing, perf: Implement BPF programs
> >> attached to kprobes").
> >
> > Note, this must be some (rarely triggered) aspect of the ppc64
> > defconfig that neither x86 randconfigs nor most other arch defconfigs
> > expose?
>
> Note, this is a merge conflict with the work that went via net-next tree,
> i.e. 24701ecea76b ("ebpf: move read-only fields to bpf_prog and shrink
> bpf_prog_aux"). I believe that is why it didn't trigger on tip tree.
>
> You should be able to resolve it in linux-next by changing the test to:
>
> if (prog->prog_type != BPF_PROG_TYPE_KPROBE) {Thanks Daniel, I will do that tomorrow. Someone will have to remember to tell Linus. -- Cheers, Stephen Rothwell s...@canb.auug.org.au
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