From: David Miller <davem@davemloft.net>
To: eric.dumazet@gmail.com
Cc: netdev@vger.kernel.org, therbert@google.com, maheshb@google.com,
ebiederm@xmission.com
Subject: Re: [PATCH net-next v2] net: remove delay at device dismantle
Date: Fri, 10 Aug 2012 22:57:18 -0700 (PDT) [thread overview]
Message-ID: <20120810.225718.170300290262273493.davem@davemloft.net> (raw)
In-Reply-To: <1344664487.5158.1.camel@edumazet-glaptop>
From: Eric Dumazet <eric.dumazet@gmail.com>
Date: Sat, 11 Aug 2012 07:54:47 +0200
> On Fri, 2012-08-10 at 17:42 +0200, Eric Dumazet wrote:
>> From: Eric Dumazet <edumazet@google.com>
>>
>> I noticed extra one second delay in device dismantle, tracked down to
>> a call to dst_dev_event() while some call_rcu() are still in RCU queues.
>>
> ...
>> Signed-off-by: Eric Dumazet <edumazet@google.com>
>> Cc: Tom Herbert <therbert@google.com>
>> Cc: Mahesh Bandewar <maheshb@google.com>
>> Cc: "Eric W. Biederman" <ebiederm@xmission.com>
>> ---
>> v2: NETDEV_UNREGISTER_FINAL called outside of rtnl lock
>> as its more risky, base this patch on net-next
>
> Also I am leaving for a one week vacation with no access to the
> Internet, so better hold this patch until my return ;)
Ok :)
next prev parent reply other threads:[~2012-08-11 5:57 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-10 9:27 [RFC] NETDEV_UNREGISTER_BATCH seems unused nowaday ? Eric Dumazet
2012-08-10 10:42 ` David Miller
2012-08-10 11:06 ` Eric Dumazet
2012-08-10 14:45 ` Eric W. Biederman
2012-08-10 15:01 ` Eric Dumazet
2012-08-10 17:55 ` Paul E. McKenney
2012-08-10 14:46 ` [PATCH] net: remove delay at device dismantle Eric Dumazet
2012-08-10 15:42 ` [PATCH net-next v2] " Eric Dumazet
2012-08-11 5:54 ` Eric Dumazet
2012-08-11 5:57 ` David Miller [this message]
2012-08-23 2:18 ` David Miller
2012-08-23 2:25 ` Gao feng
2012-08-23 2:51 ` David Miller
2012-08-23 2:58 ` Eric Dumazet
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