ipv6: Replace spinlock with seqlock and rcu in ip6_tunnel

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This patch uses a seqlock to ensure consistency between idst->dst and
idst->cookie.  It also makes dst freeing from fib tree to undergo a
rcu grace period.

Signed-off-by: Martin KaFai Lau <kafai@fb.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Martin KaFai Lau 2015-09-15 14:30:09 -07:00 • committed by David S. Miller

parent 8e3d5be736

commit 70da5b5c53

3 changed files with 36 additions and 28 deletions

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4

include/net/ip6_tunnel.h

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