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[net,v4,0/2] fix packet stuck problem for lockless qdisc

Message ID 1618535809-11952-1-git-send-email-linyunsheng@huawei.com
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Series fix packet stuck problem for lockless qdisc | expand

Message

Yunsheng Lin April 16, 2021, 1:16 a.m. UTC 
This patchset fixes the packet stuck problem mentioned in [1].

Patch 1: Add STATE_MISSED flag to fix packet stuck problem.
Patch 2: Fix a tx_action rescheduling problem after STATE_MISSED
         flag is added in patch 1.

V4: Change STATE_NEED_RESCHEDULE to STATE_MISSED and add patch 2.

[1]. https://lkml.org/lkml/2019/10/9/42

Yunsheng Lin (2):
  net: sched: fix packet stuck problem for lockless qdisc
  net: sched: fix endless tx action reschedule during deactivation

 include/net/pkt_sched.h   |  7 +------
 include/net/sch_generic.h | 37 ++++++++++++++++++++++++++++++++++++-
 net/core/dev.c            | 26 ++++++++++++++++++++++----
 net/sched/sch_generic.c   | 16 +++++++++++++++-
 4 files changed, 74 insertions(+), 12 deletions(-)