acrn-kernel/net/sched
Dust Li 14e54ab914 net: sched: fix `tc -s class show` no bstats on class with nolock subqueues
When a classful qdisc's child qdisc has set the flag
TCQ_F_CPUSTATS (pfifo_fast for example), the child qdisc's
cpu_bstats should be passed to gnet_stats_copy_basic(),
but many classful qdisc didn't do that. As a result,
`tc -s class show dev DEV` always return 0 for bytes and
packets in this case.

Pass the child qdisc's cpu_bstats to gnet_stats_copy_basic()
to fix this issue.

The qstats also has this problem, but it has been fixed
in 5dd431b6b9 ("net: sched: introduce and use qstats read...")
and bstats still remains buggy.

Fixes: 22e0f8b932 ("net: sched: make bstats per cpu and estimator RCU safe")
Signed-off-by: Dust Li <dust.li@linux.alibaba.com>
Signed-off-by: Tony Lu <tonylu@linux.alibaba.com>
Acked-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2019-11-30 10:38:40 -08:00
..
Kconfig
Makefile
act_api.c Merge branch 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2019-11-26 15:42:43 -08:00
act_bpf.c net: sched: update action implementations to support flags 2019-10-30 18:07:51 -07:00
act_connmark.c net: sched: update action implementations to support flags 2019-10-30 18:07:51 -07:00
act_csum.c Merge branch 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2019-11-26 15:42:43 -08:00
act_ct.c Merge branch 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2019-11-26 15:42:43 -08:00
act_ctinfo.c Merge branch 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2019-11-26 15:42:43 -08:00
act_gact.c net: sched: update action implementations to support flags 2019-10-30 18:07:51 -07:00
act_ife.c Merge branch 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2019-11-26 15:42:43 -08:00
act_ipt.c net: sched: update action implementations to support flags 2019-10-30 18:07:51 -07:00
act_meta_mark.c
act_meta_skbprio.c
act_meta_skbtcindex.c
act_mirred.c Merge branch 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2019-11-26 15:42:43 -08:00
act_mpls.c Merge branch 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2019-11-26 15:42:43 -08:00
act_nat.c icmp: remove duplicate code 2019-11-05 14:03:11 -08:00
act_pedit.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2019-11-22 16:27:24 -08:00
act_police.c Merge branch 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2019-11-26 15:42:43 -08:00
act_sample.c Merge branch 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2019-11-26 15:42:43 -08:00
act_simple.c net_sched: extend packet counter to 64bit 2019-11-05 18:20:55 -08:00
act_skbedit.c Merge branch 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2019-11-26 15:42:43 -08:00
act_skbmod.c net: sched: update action implementations to support flags 2019-10-30 18:07:51 -07:00
act_tunnel_key.c Merge branch 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2019-11-26 15:42:43 -08:00
act_vlan.c Merge branch 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2019-11-26 15:42:43 -08:00
cls_api.c net: sched: prevent duplicate flower rules from tcf_proto destroy race 2019-11-05 17:47:26 -08:00
cls_basic.c
cls_bpf.c net: cls_bpf: fix NULL deref on offload filter removal 2019-11-01 15:16:01 -07:00
cls_cgroup.c
cls_flow.c
cls_flower.c net: sched: allow flower to match erspan options 2019-11-21 11:44:06 -08:00
cls_fw.c
cls_matchall.c
cls_route.c
cls_rsvp.c
cls_rsvp.h
cls_rsvp6.c
cls_tcindex.c
cls_u32.c
em_canid.c
em_cmp.c
em_ipset.c
em_ipt.c
em_meta.c net: annotate lockless accesses to sk->sk_max_ack_backlog 2019-11-06 16:14:48 -08:00
em_nbyte.c
em_text.c
em_u32.c
ematch.c
sch_api.c
sch_atm.c
sch_blackhole.c
sch_cake.c
sch_cbq.c
sch_cbs.c
sch_choke.c
sch_codel.c
sch_drr.c
sch_dsmark.c
sch_etf.c
sch_fifo.c
sch_fq.c
sch_fq_codel.c
sch_generic.c net/sched: annotate lockless accesses to qdisc->empty 2019-11-08 12:21:55 -08:00
sch_gred.c
sch_hfsc.c
sch_hhf.c
sch_htb.c
sch_ingress.c
sch_mq.c net: sched: fix `tc -s class show` no bstats on class with nolock subqueues 2019-11-30 10:38:40 -08:00
sch_mqprio.c net: sched: fix `tc -s class show` no bstats on class with nolock subqueues 2019-11-30 10:38:40 -08:00
sch_multiq.c net: sched: fix `tc -s class show` no bstats on class with nolock subqueues 2019-11-30 10:38:40 -08:00
sch_netem.c
sch_pie.c net: sched: pie: enable timestamp based delay calculation 2019-11-20 12:31:45 -08:00
sch_plug.c
sch_prio.c net: sched: fix `tc -s class show` no bstats on class with nolock subqueues 2019-11-30 10:38:40 -08:00
sch_qfq.c
sch_red.c
sch_sfb.c
sch_sfq.c
sch_skbprio.c
sch_taprio.c taprio: don't reject same mqprio settings 2019-11-19 15:23:15 -08:00
sch_tbf.c
sch_teql.c