linux/tools/testing/selftests/drivers/net/mlxsw/spectrum/router_scale.sh
Yuval Mintz c51a744a28 selftests: mlxsw: Add target for router test on spectrum
IPv4 routes in Spectrum are based on the kvd single-hash, but as it's
a hash we need to assume we cannot reach 100% of its capacity.

Add a wrapper that provides us with good/bad target numbers for the
Spectrum ASIC.

Signed-off-by: Yuval Mintz <yuvalm@mellanox.com>
Reviewed-by: Petr Machata <petrm@mellanox.com>
[petrm@mellanox.com: Drop shebang.]
Signed-off-by: Petr Machata <petrm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-06-30 22:06:15 +09:00

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# SPDX-License-Identifier: GPL-2.0
source ../router_scale.sh
router_get_target()
{
local should_fail=$1
local target
target=$(devlink_resource_size_get kvd hash_single)
if [[ $should_fail -eq 0 ]]; then
target=$((target * 85 / 100))
else
target=$((target + 1))
fi
echo $target
}