netdev - Re: [PATCH net] net: diag: add a scheduling point in inet_diag_dump

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Date:	Mon, 14 Mar 2016 19:38:37 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	eric.dumazet@...il.com
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH net] net: diag: add a scheduling point in
 inet_diag_dump_icsk()

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Mon, 14 Mar 2016 15:40:00 -0700

> From: Eric Dumazet <edumazet@...gle.com>
> 
> On loaded TCP servers, looking at millions of sockets can hold
> cpu for many seconds, if the lookup condition is very narrow.
> 
> (eg : ss dst 1.2.3.4 )
> 
> Better add a cond_resched() to allow other processes to access
> the cpu.
> 
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>

Applied, thanks Eric.