diff options
author | Dave Airlie <airlied@redhat.com> | 2020-01-20 11:08:11 +1000 |
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committer | Dave Airlie <airlied@redhat.com> | 2020-01-20 11:42:57 +1000 |
commit | 3d4743131b8de970faa4b979ead0fadfe5d2de9d (patch) | |
tree | 68e948c2d94d48598dd37e31bb654feb0b43ae4a /include/net/sch_generic.h | |
parent | df95968ff78931576ac7a3d3b30312894aaaf22e (diff) | |
parent | def9d2780727cec3313ed3522d0123158d87224d (diff) |
Backmerge v5.5-rc7 into drm-next
msm needs 5.5-rc4, go to the latest.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'include/net/sch_generic.h')
-rw-r--r-- | include/net/sch_generic.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h index 144f264ea394..fceddf89592a 100644 --- a/include/net/sch_generic.h +++ b/include/net/sch_generic.h @@ -308,6 +308,7 @@ struct tcf_proto_ops { int (*delete)(struct tcf_proto *tp, void *arg, bool *last, bool rtnl_held, struct netlink_ext_ack *); + bool (*delete_empty)(struct tcf_proto *tp); void (*walk)(struct tcf_proto *tp, struct tcf_walker *arg, bool rtnl_held); int (*reoffload)(struct tcf_proto *tp, bool add, @@ -336,6 +337,10 @@ struct tcf_proto_ops { int flags; }; +/* Classifiers setting TCF_PROTO_OPS_DOIT_UNLOCKED in tcf_proto_ops->flags + * are expected to implement tcf_proto_ops->delete_empty(), otherwise race + * conditions can occur when filters are inserted/deleted simultaneously. + */ enum tcf_proto_ops_flags { TCF_PROTO_OPS_DOIT_UNLOCKED = 1, }; |