Wed, Oct 11, 2017 at 02:43:58AM CEST, vinicius.go...@intel.com wrote:
>This queueing discipline implements the shaper algorithm defined by
>the 802.1Q-2014 Section 8.6.8.2 and detailed in Annex L.
>
>It's primary usage is to apply some bandwidth reservation to user
>defined traffic classes, which are mapped to different queues via the
>mqprio qdisc.
>
>Only a simple software implementation is added for now.
>
>Signed-off-by: Vinicius Costa Gomes <vinicius.go...@intel.com>
>Signed-off-by: Jesus Sanchez-Palencia <jesus.sanchez-palen...@intel.com>
>---
> include/linux/netdevice.h | 1 +
> include/net/pkt_sched.h | 9 ++
> include/uapi/linux/pkt_sched.h | 18 +++
> net/sched/Kconfig | 11 ++
> net/sched/Makefile | 1 +
> net/sched/sch_cbs.c | 305 +++++++++++++++++++++++++++++++++++++++++
> 6 files changed, 345 insertions(+)
> create mode 100644 net/sched/sch_cbs.c
>
>diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
>index 31bb3010c69b..1f6c44ef5b21 100644
>--- a/include/linux/netdevice.h
>+++ b/include/linux/netdevice.h
>@@ -775,6 +775,7 @@ enum tc_setup_type {
> TC_SETUP_CLSFLOWER,
> TC_SETUP_CLSMATCHALL,
> TC_SETUP_CLSBPF,
>+ TC_SETUP_CBS,
> };
>
> /* These structures hold the attributes of xdp state that are being passed
>diff --git a/include/net/pkt_sched.h b/include/net/pkt_sched.h
>index 259bc191ba59..7c597b050b36 100644
>--- a/include/net/pkt_sched.h
>+++ b/include/net/pkt_sched.h
>@@ -146,4 +146,13 @@ static inline bool is_classid_clsact_egress(u32 classid)
> TC_H_MIN(classid) == TC_H_MIN(TC_H_MIN_EGRESS);
> }
>
>+struct tc_cbs_qopt_offload {
>+ u8 enable;
>+ s32 queue;
>+ s32 hicredit;
>+ s32 locredit;
>+ s32 idleslope;
>+ s32 sendslope;
Please introduce the qdisc in one patch, then offload it in second. That
is what I requested already. 2 patches please.
[...]
>+static struct Qdisc_ops cbs_qdisc_ops __read_mostly = {
>+ .next = NULL,
It is already 0, no need to re-init.
>+ .id = "cbs",
>+ .priv_size = sizeof(struct cbs_sched_data),
>+ .enqueue = cbs_enqueue,
>+ .dequeue = cbs_dequeue,
>+ .peek = qdisc_peek_dequeued,
>+ .init = cbs_init,
>+ .reset = qdisc_reset_queue,
>+ .destroy = cbs_destroy,
>+ .change = cbs_change,
>+ .dump = cbs_dump,
>+ .owner = THIS_MODULE,
>+};
