ofproto-dpif: Implement multi-threaded miss handling.

This patch factors flow miss handling into its own module, ofproto-dpif-upcall which can utilize multiple threads to process misses. For some important benchmarks, this change improves Open vSwitch flow setup performance by roughly 50x (that's 50 times not 50%) in my testing. Signed-off-by: Ethan Jackson <[email protected]> Acked-by: Ben Pfaff <[email protected]>
fanrizhao · Aug 11, 2013 · e1ec7dd · e1ec7dd
1 parent ad3efdc
commit e1ec7dd
Show file tree

Hide file tree

Showing 6 changed files with 1,108 additions and 532 deletions.
diff --git a/ofproto/automake.mk b/ofproto/automake.mk
@@ -30,6 +30,8 @@ ofproto_libofproto_a_SOURCES = \
 	ofproto/ofproto-dpif-mirror.h \
 	ofproto/ofproto-dpif-sflow.c \
 	ofproto/ofproto-dpif-sflow.h \
+	ofproto/ofproto-dpif-upcall.c \
+	ofproto/ofproto-dpif-upcall.h \
 	ofproto/ofproto-dpif-xlate.c \
 	ofproto/ofproto-dpif-xlate.h \
 	ofproto/ofproto-provider.h \