commit 1ca050d909add6825224c015d8cec2425b3edf27
author Oliver Hartkopp <socketcan@hartkopp.net> Tue Apr 05 08:01:16 2011 +0000
committer David S. Miller <davem@davemloft.net> Wed Apr 06 12:35:51 2011 -0700
tree 27a95196fbd913e0ae4ecc69132c40d787a90245
parent 4c844d97d269a7ec4a6ba7d530aa876ac64dfb76

can: convert protocol handling to RCU

This patch removes spin_locks at CAN socket creation time by using RCU.

Inspired by the discussion with Kurt van Dijck and Eric Dumazet the RCU code
was partly derived from af_phonet.c

Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
Reviewed-by: Eric Dumazet <eric.dumazet@gmail.com>
Acked-by: Kurt Van Dijck <kurt.van.dijck@eia.be>
Signed-off-by: David S. Miller <davem@davemloft.net>