Messages in this thread |  | | Date | Tue, 21 Oct 2014 09:04:24 +0200 | From | Heiko Carstens <> | Subject | Re: [PATCH] netlink: Re-add locking to netlink_lookup() and seq walker |
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On Mon, Oct 20, 2014 at 08:53:55PM +0100, Thomas Graf wrote: > Heiko, > > Can you test the following patch: > > The synchronize_rcu() in netlink_release() introduces unacceptable > latency. Reintroduce minimal lookup so we can drop the > synchronize_rcu() until socket destruction has been RCUfied. > > Signed-off-by: Thomas Graf <tgraf@suug.ch> > --- > net/netlink/af_netlink.c | 37 +++++++++++++++++++++++++------------ > 1 file changed, 25 insertions(+), 12 deletions(-)
Thanks a lot! Your patch fixes the issue for me.
Reported-and-tested-by: Heiko Carstens <heiko.carstens@de.ibm.com>
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