Merge tag 'linux-kselftest-4.19-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest

Pulled kselftest fixes from Shuah:
 "This Kselftest fixes update for 4.9-rc5 consists of:

  -- fixes to build failures
  -- fixes to add missing config files to increase test coverage
  -- fixes to cgroup test and a new cgroup test for memory.oom.group"

tools/testing/selftests/net/Makefile

@@ -15,6 +15,7 @@ TEST_GEN_FILES += udpgso udpgso_bench_tx udpgso_bench_rx
 TEST_GEN_PROGS = reuseport_bpf reuseport_bpf_cpu reuseport_bpf_numa
 TEST_GEN_PROGS += reuseport_dualstack reuseaddr_conflict tls
 
+KSFT_KHDR_INSTALL := 1
 include ../lib.mk
 
 $(OUTPUT)/reuseport_bpf_numa: LDFLAGS += -lnuma