Hi Björn, [Cc'ing a few (maybe) interested parties] On Thu, 11 Mar 2021 07:47:03 +0100 Björn Töpel <bjorn.topel@xxxxxxxxx> wrote: > > On 2021-03-11 01:47, Stephen Rothwell wrote: > > > > After merging the bpf-next tree, today's linux-next build (perf) failed > > like this: > > > > make[3]: *** No rule to make target 'libbpf_util.h', needed by '/home/sfr/next/perf/staticobjs/xsk.o'. Stop. > > It's an incremental build issue, as pointed out here [1], that is > resolved by cleaning the build. Does this mean there is a deficiency in the dependencies in our build system? > [1] https://lore.kernel.org/bpf/CAEf4BzYPDF87At4=_gsndxof84OiqyJxgAHL7_jvpuntovUQ8w@xxxxxxxxxxxxxx/ > > > Caused by commit > > > > 7e8bbe24cb8b ("libbpf: xsk: Move barriers from libbpf_util.h to xsk.h") > > > > I have used the bpf tree from next-20210310 for today. I have set my system to remove the object directory before building after merging the bpf-next tree for now. -- Cheers, Stephen Rothwell
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