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authorEli Cohen <elic@nvidia.com>2022-11-14 14:17:59 +0100
committerMichael S. Tsirkin <mst@redhat.com>2023-02-21 01:26:54 +0100
commit0a59975088d37f69815f656193c1e1e057feb494 (patch)
treeda988a3686ef752c039bc34dde0893c16e395e7d /drivers/mailbox/mtk-adsp-mailbox.c
parentvdpa/mlx5: Add debugfs subtree (diff)
downloadlinux-0a59975088d37f69815f656193c1e1e057feb494.tar.xz
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vdpa/mlx5: Add RX counters to debugfs
For each interface, either VLAN tagged or untagged, add two hardware counters: one for unicast and another for multicast. The counters count RX packets and bytes and can be read through debugfs: $ cat /sys/kernel/debug/mlx5/mlx5_core.sf.1/vdpa-0/rx/untagged/mcast/packets $ cat /sys/kernel/debug/mlx5/mlx5_core.sf.1/vdpa-0/rx/untagged/ucast/bytes This feature is controlled via the config option MLX5_VDPA_STEERING_DEBUG. It is off by default as it may have some impact on performance. includes a fixup By Yang Yingliang <yangyingliang@huawei.com>: vdpa/mlx5: fix check wrong pointer in mlx5_vdpa_add_mac_vlan_rules() The local variable 'rule' is not used anymore, fix return value check after calling mlx5_add_flow_rules(). Signed-off-by: Eli Cohen <elic@nvidia.com> Message-Id: <20221114131759.57883-9-elic@nvidia.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Acked-by: Jason Wang <jasowang@redhat.com> Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> Message-Id: <20230104074418.1737510-1-yangyingliang@huawei.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Acked-by: Eli Cohen <elic@nvidia.com> Acked-by: Jason Wang <jasowang@redhat.com>
Diffstat (limited to 'drivers/mailbox/mtk-adsp-mailbox.c')
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