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authorFlorian Westphal <[email protected]>2016-09-20 15:45:26 +0200
committerSteffen Klassert <[email protected]>2016-09-21 12:37:29 +0200
commitc2f672fc94642bae96821a393f342edcfa9794a6 (patch)
tree4dd04af628613f0aa692a2f811cf1deb89c4419e /tools/perf/scripts/python/net_dropmonitor.py
parent34a3d4b2d1f1b7c81af79f6f93a6cef4c3a0f54a (diff)
xfrm: state lookup can be lockless
This is called from the packet input path, we get lock contention if many cpus handle ipsec in parallel. After recent rcu conversion it is safe to call __xfrm_state_lookup without the spinlock. Signed-off-by: Florian Westphal <[email protected]> Signed-off-by: Steffen Klassert <[email protected]>
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