netdev - Re: [PATCH] ipv4: synchronize bind() with RTM

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Message-ID: <4CC01CC0.7090101@iki.fi>
Date:	Thu, 21 Oct 2010 13:58:08 +0300
From:	Timo Teräs <timo.teras@....fi>
To:	David Miller <davem@...emloft.net>
CC:	eric.dumazet@...il.com, netdev@...r.kernel.org
Subject: Re: [PATCH] ipv4: synchronize bind() with RTM_NEWADDR notifications

On 10/21/2010 01:50 PM, David Miller wrote:
> From: Timo Teräs <timo.teras@....fi>
> Date: Thu, 21 Oct 2010 13:41:37 +0300
> 
>> Is inet_bind() called from non-userland context? If yes, then this is a
>> bad idea. Otherwise I don't think it's that hot path...
> 
> It is.

Yet, almost immediately after that there is lock_sock() which can also
sleep. How does that work then?

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