netdev - Re: [RFC PATCH 1/3] ipv4: Invalidate the socket cached route on pmtu events if possible

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Date:	Mon, 21 Jan 2013 07:43:26 +0100
From:	Steffen Klassert <steffen.klassert@...unet.com>
To:	Julian Anastasov <ja@....bg>
Cc:	"Yurij M. Plotnikov" <Yurij.Plotnikov@...etlabs.ru>,
	Ben Hutchings <bhutchings@...arflare.com>,
	netdev@...r.kernel.org,
	"Alexandra N. Kossovsky" <Alexandra.Kossovsky@...etlabs.ru>
Subject: Re: [RFC PATCH 1/3] ipv4: Invalidate the socket cached route on pmtu
 events if possible

On Sat, Jan 19, 2013 at 02:54:04AM +0200, Julian Anastasov wrote:
> > +
> > +void ipv4_sk_update_pmtu(struct sk_buff *skb, struct sock *sk, u32 mtu)
> > +{
> > +	const struct iphdr *iph = (const struct iphdr *) skb->data;
> > +	struct flowi4 fl4;
> > +	struct rtable *rt = (struct rtable *) __sk_dst_get(sk);
> 
> 	I guess __sk_dst_get should be called after
> bh_lock_sock ?

Yes, absolutely. I'll fix it before I submit the patch.

Thanks for your review!
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