From: Ingo Molnar <mingo@elte.hu>
To: Herbert Xu <herbert@gondor.apana.org.au>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>,
"Tantilov, Emil S" <emil.s.tantilov@intel.com>,
"Kirsher, Jeffrey T" <jeffrey.t.kirsher@intel.com>,
netdev <netdev@vger.kernel.org>,
David Miller <davem@davemloft.net>,
"Waskiewicz Jr, Peter P" <peter.p.waskiewicz.jr@intel.com>,
"Duyck, Alexander H" <alexander.h.duyck@intel.com>,
Eric Dumazet <dada1@cosmosbay.com>
Subject: Re: unsafe locks seen with netperf on net-2.6.29 tree
Date: Mon, 29 Dec 2008 12:58:27 +0100 [thread overview]
Message-ID: <20081229115827.GA441@elte.hu> (raw)
In-Reply-To: <20081229114907.GA10170@gondor.apana.org.au>
* Herbert Xu <herbert@gondor.apana.org.au> wrote:
> On Mon, Dec 29, 2008 at 12:28:58PM +0100, Ingo Molnar wrote:
> >
> > i got the splat further below with Peter's workaround applied.
>
> This looks like the issue that Peter's original patch (the one that
> differentiated between instances of percpu counters) fixed. Did you have
> both of his patches applied?
no, i only applied one of them. Is his second patch a good solution in
your opinion, and should i thus test both of them? (or will the second one
iterate some more - in which case i will keep the revert for now)
Ingo
next prev parent reply other threads:[~2008-12-29 11:58 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-12-25 10:25 unsafe locks seen with netperf on net-2.6.29 tree Jeff Kirsher
2008-12-25 11:26 ` Herbert Xu
2008-12-26 14:08 ` Peter Zijlstra
2008-12-27 19:38 ` Tantilov, Emil S
2008-12-27 20:38 ` Peter Zijlstra
2008-12-28 0:54 ` Tantilov, Emil S
2008-12-29 10:02 ` Peter Zijlstra
2008-12-29 10:07 ` Herbert Xu
2008-12-29 10:16 ` Peter Zijlstra
2008-12-29 10:22 ` Herbert Xu
2008-12-29 10:31 ` Herbert Xu
2008-12-29 10:37 ` Herbert Xu
2008-12-29 11:28 ` Ingo Molnar
2008-12-29 11:31 ` Ingo Molnar
2008-12-29 11:49 ` Herbert Xu
2008-12-29 11:58 ` Ingo Molnar [this message]
2008-12-29 12:01 ` Herbert Xu
2008-12-29 12:16 ` Ingo Molnar
2008-12-29 12:38 ` Ingo Molnar
2008-12-29 12:44 ` [patch] locking, percpu counters: introduce separate lock classes Ingo Molnar
2008-12-29 14:14 ` Ingo Molnar
2008-12-30 3:58 ` Herbert Xu
2008-12-30 6:05 ` Ingo Molnar
2008-12-30 6:39 ` David Miller
2008-12-30 6:56 ` Ingo Molnar
2008-12-30 7:04 ` David Miller
2008-12-30 7:21 ` Ingo Molnar
2008-12-29 12:49 ` unsafe locks seen with netperf on net-2.6.29 tree Herbert Xu
2008-12-29 12:55 ` Ingo Molnar
2008-12-29 9:57 ` Ingo Molnar
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