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(parent: c266f64) | patch
net: sched: protect chain->explicitly_created with block->lock
authorVlad Buslov <vladbu@mellanox.com>
Mon, 11 Feb 2019 08:55:33 +0000 (10:55 +0200)
committerDavid S. Miller <davem@davemloft.net>
Tue, 12 Feb 2019 18:41:32 +0000 (13:41 -0500)
commit91052fa1c657d83d570a3ab0ca0ddf87713b5cc8
treec2eae211be987d6412a72a8c73edb0c345c296aftree | snapshot
parentc266f64dbfa2a970a13b0574246c0ddfec492365commit | diff
net: sched: protect chain->explicitly_created with block->lock

In order to remove dependency on rtnl lock, protect
tcf_chain->explicitly_created flag with block->lock. Consolidate code that
checks and resets 'explicitly_created' flag into __tcf_chain_put() to
execute it atomically with rest of code that puts chain reference.

Signed-off-by: Vlad Buslov <vladbu@mellanox.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/sched/cls_api.c diff | blob | history
Domain: System / Kernel;