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Date:	Tue, 21 Oct 2014 15:25:57 +0200
From:	"Steinar H. Gunderson" <>
To:	Thomas Graf <>
	"David S. Miller" <>,
	Nikolay Aleksandrov <>
Subject: Re: getaddrinfo slowdown in 3.17.1, due to getifaddrs

On Fri, Oct 17, 2014 at 07:25:17AM +0100, Thomas Graf wrote:
> I think the only option at this point is to re-add the nltable lock to
> netlink_lookup() so we can drop the synchronize_net() until we find a
> way to RCUify socket destruction. I will cook up a patch today unless
> somebody can come up with a smarter way to work around needing the
> synchronize_net().

Did you end up with a patch? We'd like to reboot the server in question
soon-ish, but it's an open question whether we should go to 3.16.x, revert
exactly the patches in question or something else.

/* Steinar */
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