[PATCH net-next v3 13/15] selftests: net: lib: Add ip_link_has_flag()
From: Petr Machata <petrm@nvidia.com>
Date: 2025-06-16 22:46:43
Also in:
linux-kselftest
Subsystem:
kernel selftest framework, networking [general], the rest · Maintainers:
Shuah Khan, Shuah Khan, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
Add a helper to determine whether a given netdevice has a given flag. Rewrite ip_link_is_up() in terms of the new helper. Signed-off-by: Petr Machata <petrm@nvidia.com> Reviewed-by: Nikolay Aleksandrov <razor@blackwall.org> --- Notes: CC: Shuah Khan <shuah@kernel.org> CC: linux-kselftest@vger.kernel.org tools/testing/selftests/net/lib.sh | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-)
diff --git a/tools/testing/selftests/net/lib.sh b/tools/testing/selftests/net/lib.sh
index 006fdadcc4b9..ff0dbe23e8e0 100644
--- a/tools/testing/selftests/net/lib.sh
+++ b/tools/testing/selftests/net/lib.sh@@ -547,13 +547,19 @@ ip_link_set_addr() defer ip link set dev "$name" address "$old_addr" } -ip_link_is_up() +ip_link_has_flag() { local name=$1; shift + local flag=$1; shift local state=$(ip -j link show "$name" | - jq -r '(.[].flags[] | select(. == "UP")) // "DOWN"') - [[ $state == "UP" ]] + jq --arg flag "$flag" 'any(.[].flags.[]; . == $flag)') + [[ $state == true ]] +} + +ip_link_is_up() +{ + ip_link_has_flag "$1" UP } ip_link_set_up()
--
2.49.0