Re: [PATCH 3/3] [UDP6]: Counter increment on BH mode

From: David Miller
Date: Thu Dec 20 2007 - 07:16:45 EST


From: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
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@xxxxxxxxxxxxxxxxxxx>

Applied to net-2.6.25, thanks.
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