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(parent: 4ae6227) | patch
net: sched: flower: handle concurrent filter insertion in fl_change
authorVlad Buslov <vladbu@mellanox.com>
Thu, 21 Mar 2019 13:17:40 +0000 (15:17 +0200)
committerDavid S. Miller <davem@davemloft.net>
Thu, 21 Mar 2019 21:32:17 +0000 (14:32 -0700)
commit861d7572191c83a68fb7472fa589d2d95a6c7f72
tree093b466c2ba39194ac83be20e7214aab4566af52tree | snapshot
parent4ae6227fa2f47588fac37590a29000004004a6f7commit | diff
net: sched: flower: handle concurrent filter insertion in fl_change

Check if user specified a handle and another filter with the same handle
was inserted concurrently. Return EAGAIN to retry filter processing (in
case it is an overwrite request).

Signed-off-by: Vlad Buslov <vladbu@mellanox.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Reviewed-by: Stefano Brivio <sbrivio@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/sched/cls_flower.c diff | blob | history
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