cvs commit: src/sys/netinet raw_ip.c
mav at FreeBSD.org
Mon Aug 25 21:46:55 UTC 2008
mav 2008-08-25 21:46:45 UTC
FreeBSD src repository
Modified files: (Branch: RELENG_7)
SVN rev 182177 on 2008-08-25 21:46:45Z by mav
Add hash table lookup for a fully connected raw sockets.
This gives significant performance improvements when many raw sockets used.
Benchmarks of mpd handeling 1000 simultaneous PPTP connections show up to 50%
performance boost. With higher number of connections benefit becomes even
bigger. PopTop snd others should also get some benefits.
MFC r180833, r180874
According to in_pcb.h protocol binding information has double locking.
It allows access it while list travercing holding only global pcbinfo lock.
This relaxed locking noticably increses receive socket lookup performance.
Revision Changes Path
220.127.116.11 +93 -18 src/sys/netinet/raw_ip.c
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