openvswitch: Mega flow implementation

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Add wildcarded flow support in kernel datapath.

Wildcarded flow can improve OVS flow set up performance by avoid sending
matching new flows to the user space program. The exact performance boost
will largely dependent on wildcarded flow hit rate.

In case all new flows hits wildcard flows, the flow set up rate is
within 5% of that of linux bridge module.

Pravin has made significant contributions to this patch. Including API
clean ups and bug fixes.

Signed-off-by: Pravin B Shelar <pshelar@nicira.com>
Signed-off-by: Andy Zhou <azhou@nicira.com>
Signed-off-by: Jesse Gross <jesse@nicira.com>

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This commit is contained in:

Andy Zhou

2013-08-07 20:01:00 -07:00

committed by Jesse Gross

parent 3fa34de678

commit 03f0d916aa

7 changed files with 1190 additions and 532 deletions

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net/openvswitch/flow.c

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