From: Colin Ian King colin.king@canonical.com
The current test will exit with a failure if it cannot set affinity on specific CPUs which is problematic when running this on single CPU systems. Add a check for the number of CPUs and skip the test if the CPU requirement is not met.
Signed-off-by: Colin Ian King colin.king@canonical.com --- tools/testing/selftests/net/msg_zerocopy.sh | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/tools/testing/selftests/net/msg_zerocopy.sh b/tools/testing/selftests/net/msg_zerocopy.sh index 825ffec85cea..97bc527e1297 100755 --- a/tools/testing/selftests/net/msg_zerocopy.sh +++ b/tools/testing/selftests/net/msg_zerocopy.sh @@ -21,6 +21,11 @@ readonly DADDR6='fd::2'
readonly path_sysctl_mem="net.core.optmem_max"
+if [[ $(nproc) -lt 4 ]]; then + echo "SKIP: test requires at least 4 CPUs" + exit 4 +fi + # No arguments: automated test if [[ "$#" -eq "0" ]]; then $0 4 tcp -t 1