diff options
Diffstat (limited to 'tools/testing/selftests/drivers/net/mlxsw/spectrum-2/tc_flower_scale.sh')
-rw-r--r-- | tools/testing/selftests/drivers/net/mlxsw/spectrum-2/tc_flower_scale.sh | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/tools/testing/selftests/drivers/net/mlxsw/spectrum-2/tc_flower_scale.sh b/tools/testing/selftests/drivers/net/mlxsw/spectrum-2/tc_flower_scale.sh new file mode 100644 index 000000000..4444bbace --- /dev/null +++ b/tools/testing/selftests/drivers/net/mlxsw/spectrum-2/tc_flower_scale.sh @@ -0,0 +1,25 @@ +# SPDX-License-Identifier: GPL-2.0 +source ../tc_flower_scale.sh + +tc_flower_get_target() +{ + local should_fail=$1; shift + local max_cnts + + # The driver associates a counter with each tc filter, which means the + # number of supported filters is bounded by the number of available + # counters. + max_cnts=$(devlink_resource_size_get counters flow) + + # Remove already allocated counters. + ((max_cnts -= $(devlink_resource_occ_get counters flow))) + + # Each rule uses two counters, for packets and bytes. + ((max_cnts /= 2)) + + if ((! should_fail)); then + echo $max_cnts + else + echo $((max_cnts + 1)) + fi +} |