From: David Miller <davem@davemloft.net>
To: herbert@gondor.apana.org.au
Cc: kuznet@ms2.inr.ac.ru, wangchen@cn.fujitsu.com,
gerrit@erg.abdn.ac.uk, andi@firstfloor.org,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
clameter@sgi.com, mingo@elte.hu
Subject: Re: [PATCH 3/3] [UDP6]: Counter increment on BH mode
Date: Thu, 20 Dec 2007 04:12:07 -0800 (PST) [thread overview]
Message-ID: <20071220.041207.64671626.davem@davemloft.net> (raw)
In-Reply-To: <20071215135851.GA29063@gondor.apana.org.au>
From: Herbert Xu <herbert@gondor.apana.org.au>
Date: Sat, 15 Dec 2007 21:58:52 +0800
> [SNMP]: Fix SNMP counters with PREEMPT
>
> The SNMP macros use raw_smp_processor_id() in process context
> which is illegal because the process may be preempted and then
> migrated to another CPU.
>
> This patch makes it use get_cpu/put_cpu to disable preemption.
>
> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Applied to net-2.6.25, thanks.
next prev parent reply other threads:[~2007-12-20 12:12 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-30 3:09 [PATCH 1/3] [SNMP]: Defer InDataGrams increment until recvmsg() does checksum Wang Chen
2007-11-30 3:15 ` [PATCH 2/3] [UDP]: Clean up for IS_UDPLITE macro Wang Chen
2007-11-30 11:05 ` Gerrit Renker
2007-11-30 3:24 ` [PATCH 3/3] [UDP6]: Counter increment on BH mode Wang Chen
2007-11-30 11:19 ` Gerrit Renker
2007-12-01 1:54 ` Herbert Xu
2007-12-03 7:19 ` Wang Chen
2007-12-03 11:39 ` Herbert Xu
2007-12-03 11:49 ` Alexey Kuznetsov
2007-12-03 11:54 ` Herbert Xu
2007-12-03 13:17 ` Herbert Xu
2007-12-04 3:50 ` Wang Chen
2007-12-04 3:57 ` Herbert Xu
2007-12-15 13:58 ` Herbert Xu
2007-12-15 17:03 ` Eric Dumazet
2007-12-16 2:30 ` [SNMP]: Fix SNMP counters with PREEMPT Herbert Xu
2007-12-20 12:13 ` David Miller
2007-12-15 18:43 ` [PATCH 3/3] [UDP6]: Counter increment on BH mode Ingo Molnar
2007-12-16 2:36 ` Herbert Xu
2007-12-16 8:58 ` Ingo Molnar
2007-12-17 19:42 ` Christoph Lameter
2007-12-17 19:40 ` Christoph Lameter
2007-12-18 11:43 ` Gerrit Renker
2007-12-18 12:49 ` Herbert Xu
2007-12-20 12:12 ` David Miller [this message]
2007-11-30 10:57 ` [PATCH 1/3] [SNMP]: Defer InDataGrams increment until recvmsg() does checksum Gerrit Renker
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