Messages in this thread Patch in this message | | | From | Colin King <> | Subject | [PATCH] selftests/net: skip msg_zerocopy test if we have less than 4 CPUs | Date | Tue, 4 Aug 2020 13:30:12 +0100 |
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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 -- 2.27.0
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