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net_sched: sch_skbprio: implement lockless skbprio_dump()
authorEric Dumazet <edumazet@google.com>
Thu, 18 Apr 2024 07:32:48 +0000 (07:32 +0000)
committerDavid S. Miller <davem@davemloft.net>
Fri, 19 Apr 2024 10:34:08 +0000 (11:34 +0100)
commitc85cedb38f41bebc3da08c4a7bc58c5f62a2a950
treecd123321512e0d1b1f8271e902bd65ce923613e5tree | snapshot
parent6c00dc4fdb40fa434cb1271fac3a1201449cb4d3commit | diff
net_sched: sch_skbprio: implement lockless skbprio_dump()

Instead of relying on RTNL, skbprio_dump() can use READ_ONCE()
annotation, paired with WRITE_ONCE() one in skbprio_change().

Also add a READ_ONCE(sch->limit) in skbprio_enqueue().

Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/sched/sch_skbprio.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git