[PATCH net-next 2/6] selftests: forwarding: devlink_lib: Add devlink_cell_size_get()

[Petr Machata]

Add a helper that answers the cell size of the devlink device.

Signed-off-by: Petr Machata <pe...@nvidia.com>
---
 tools/testing/selftests/net/forwarding/devlink_lib.sh | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/tools/testing/selftests/net/forwarding/devlink_lib.sh 
b/tools/testing/selftests/net/forwarding/devlink_lib.sh
index ba6aca848702..cf4e5daf767b 100644
--- a/tools/testing/selftests/net/forwarding/devlink_lib.sh
+++ b/tools/testing/selftests/net/forwarding/devlink_lib.sh
@@ -549,3 +549,9 @@ devlink_cpu_port_get()
 
        echo "$DEVLINK_DEV/$cpu_dl_port_num"
 }
+
+devlink_cell_size_get()
+{
+       devlink sb pool show "$DEVLINK_DEV" pool 0 -j \
+           | jq '.pool[][].cell_size'
+}
-- 
2.20.1