Merge remote-tracking branch 'torvalds/master' into perf/urgent

To pick up BPF fixes to allow a clean 'make -C tools/perf build-test':

  7c3977d1e804 libbpf: Fix sym->st_value print on 32-bit arches
  1fd450f99272 libbpf: Fix up generation of bpf_helper_defs.h

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>