netdev - Re: rtnl_mutex deadlock?

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Message-ID: <20150807000015.GA22952@gondor.apana.org.au>
Date:	Fri, 7 Aug 2015 08:00:15 +0800
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Daniel Borkmann <daniel@...earbox.net>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Jiri Pirko <jiri@...nulli.us>,
	Cong Wang <cwang@...pensource.com>,
	David Miller <davem@...emloft.net>,
	Nicolas Dichtel <nicolas.dichtel@...nd.com>,
	Thomas Graf <tgraf@...g.ch>, Scott Feldman <sfeldma@...il.com>,
	Network Development <netdev@...r.kernel.org>
Subject: Re: rtnl_mutex deadlock?

On Fri, Aug 07, 2015 at 01:58:15AM +0200, Daniel Borkmann wrote:
>
> Looks like we had a WARN_ON() in rhashtable_insert_rehash() before, but
> was removed in a87b9ebf1709 ("rhashtable: Do not schedule more than one
> rehash if we can't grow further"). Do you want to re-add a WARN_ON_ONCE()?

I think so.  Thomas?

Cheers,
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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