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SubjectRe: [PATCH 08/24] selftests: firmware: return Kselftest Skip code for skipped tests
On Fri, May 04, 2018 at 07:13:12PM -0600, Shuah Khan (Samsung OSG) wrote:
> When firmware test(s) get skipped because of unmet dependencies and/or
> unsupported configuration, it returns 0 which is treated as a pass
> by the Kselftest framework. This leads to false positive result even
> when the test could not be run.
>
> Change it to return kselftest skip code when a test gets skipped to
> clearly report that the test could not be run.
>
> Kselftest framework SKIP code is 4 and the framework prints appropriate
> messages to indicate that the test is skipped.
>
> Signed-off-by: Shuah Khan (Samsung OSG) <shuah@kernel.org>

Reviewed-by: Luis R. Rodriguez <mcgrof@kernel.org>

Luis

> ---
> tools/testing/selftests/firmware/fw_fallback.sh | 4 ++--
> tools/testing/selftests/firmware/fw_filesystem.sh | 4 +++-
> tools/testing/selftests/firmware/fw_lib.sh | 7 +++++--
> 3 files changed, 10 insertions(+), 5 deletions(-)
>
> diff --git a/tools/testing/selftests/firmware/fw_fallback.sh b/tools/testing/selftests/firmware/fw_fallback.sh
> index 8e2e34a2ca69..70d18be46af5 100755
> --- a/tools/testing/selftests/firmware/fw_fallback.sh
> +++ b/tools/testing/selftests/firmware/fw_fallback.sh
> @@ -74,7 +74,7 @@ load_fw_custom()
> {
> if [ ! -e "$DIR"/trigger_custom_fallback ]; then
> echo "$0: custom fallback trigger not present, ignoring test" >&2
> - return 1
> + exit $ksft_skip
> fi
>
> local name="$1"
> @@ -107,7 +107,7 @@ load_fw_custom_cancel()
> {
> if [ ! -e "$DIR"/trigger_custom_fallback ]; then
> echo "$0: canceling custom fallback trigger not present, ignoring test" >&2
> - return 1
> + exit $ksft_skip
> fi
>
> local name="$1"
> diff --git a/tools/testing/selftests/firmware/fw_filesystem.sh b/tools/testing/selftests/firmware/fw_filesystem.sh
> index 6452d2129cd9..a4320c4b44dc 100755
> --- a/tools/testing/selftests/firmware/fw_filesystem.sh
> +++ b/tools/testing/selftests/firmware/fw_filesystem.sh
> @@ -30,6 +30,7 @@ fi
>
> if [ ! -e "$DIR"/trigger_async_request ]; then
> echo "$0: empty filename: async trigger not present, ignoring test" >&2
> + exit $ksft_skip
> else
> if printf '\000' >"$DIR"/trigger_async_request 2> /dev/null; then
> echo "$0: empty filename should not succeed (async)" >&2
> @@ -69,6 +70,7 @@ fi
> # Try the asynchronous version too
> if [ ! -e "$DIR"/trigger_async_request ]; then
> echo "$0: firmware loading: async trigger not present, ignoring test" >&2
> + exit $ksft_skip
> else
> if ! echo -n "$NAME" >"$DIR"/trigger_async_request ; then
> echo "$0: could not trigger async request" >&2
> @@ -89,7 +91,7 @@ test_config_present()
> {
> if [ ! -f $DIR/reset ]; then
> echo "Configuration triggers not present, ignoring test"
> - exit 0
> + exit $ksft_skip
> fi
> }
>
> diff --git a/tools/testing/selftests/firmware/fw_lib.sh b/tools/testing/selftests/firmware/fw_lib.sh
> index 962d7f4ac627..6c5f1b2ffb74 100755
> --- a/tools/testing/selftests/firmware/fw_lib.sh
> +++ b/tools/testing/selftests/firmware/fw_lib.sh
> @@ -9,11 +9,14 @@ DIR=/sys/devices/virtual/misc/test_firmware
> PROC_CONFIG="/proc/config.gz"
> TEST_DIR=$(dirname $0)
>
> +# Kselftest framework requirement - SKIP code is 4.
> +ksft_skip=4
> +
> print_reqs_exit()
> {
> echo "You must have the following enabled in your kernel:" >&2
> cat $TEST_DIR/config >&2
> - exit 1
> + exit $ksft_skip
> }
>
> test_modprobe()
> @@ -88,7 +91,7 @@ verify_reqs()
> if [ "$TEST_REQS_FW_SYSFS_FALLBACK" = "yes" ]; then
> if [ ! "$HAS_FW_LOADER_USER_HELPER" = "yes" ]; then
> echo "usermode helper disabled so ignoring test"
> - exit 0
> + exit $ksft_skip
> fi
> fi
> }
> --
> 2.14.1
>
>

--
Do not panic

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