rate_bytes_ps is a 64-bit field. It passed as 32-bit field to
apply_police_params(). Due to this when police rate is higher
than 4Gbps, 32-bit calculation ignores the carry. This results
in incorrect rate configurationn the device.
Fix it by performing 64-bit calculation.
Fixes:
fcb64c0f5640 ("net/mlx5: E-Switch, add ingress rate support")
Signed-off-by: Parav Pandit <parav@nvidia.com>
Reviewed-by: Eli Cohen <elic@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
*/
if (rate) {
rate = (rate * BITS_PER_BYTE) + 500000;
- rate_mbps = max_t(u32, do_div(rate, 1000000), 1);
+ rate_mbps = max_t(u64, do_div(rate, 1000000), 1);
}
err = mlx5_esw_modify_vport_rate(esw, vport_num, rate_mbps);