From: Oliver Hartkopp <socketcan@hartkopp.net>
Date: Tue, 5 Apr 2011 08:01:16 +0000 (+0000)
Subject: can: convert protocol handling to RCU
X-Git-Tag: v3.0-rc1~377^2~516
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1ca050d909add6825224c015d8cec2425b3edf27;p=pandora-kernel.git

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>
---

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