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selftests: forwarding: devlink_lib: Add devlink_cell_size_get()

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

Signed-off-by: Petr Machata <petrm@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Petr Machata
2020-09-30 12:49:08 +02:00
committed by David S. Miller
parent 6e0972e0c5
commit 294f44c19f
1 changed files with 6 additions and 0 deletions
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6
tools/testing/selftests/net/forwarding/devlink_lib.sh
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@@ -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'
}