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author | Jamal Hadi Salim <hadi@cyberus.ca> | 2008-06-10 14:25:34 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2008-06-10 14:25:34 -0700 |
commit | 99c6f60e72f112b57ddb07abb2e5f771ee211f43 (patch) | |
tree | b955bdf6f02ad700adb0bffd4bcd1c3fc0a20366 /fs/sync.c | |
parent | bc6cffd177f9266af38dba96a2cea06c1e7ff932 (diff) | |
download | op-kernel-dev-99c6f60e72f112b57ddb07abb2e5f771ee211f43.zip op-kernel-dev-99c6f60e72f112b57ddb07abb2e5f771ee211f43.tar.gz |
ipsec: pfkey should ignore events when no listeners
When pfkey has no km listeners, it still does a lot of work
before finding out there aint nobody out there.
If a tree falls in a forest and no one is around to hear it, does it make
a sound? In this case it makes a lot of noise:
With this short-circuit adding 10s of thousands of SAs using
netlink improves performance by ~10%.
Signed-off-by: Jamal Hadi Salim <hadi@cyberus.ca>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'fs/sync.c')
0 files changed, 0 insertions, 0 deletions