linux-kernel - Re: [PATCH 1/3] cpumask: use for_each_online_cpu() in drivers/infiniband/hw/ehca/ehca

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Message-ID: <OFF6EEC56C.8E19F99D-ONC125750C.00471224-C125750C.00475612@de.ibm.com>
Date:	Tue, 25 Nov 2008 13:59:09 +0100
From:	Hoang-Nam Nguyen <HNGUYEN@...ibm.com>
To:	Rusty Russell <rusty@...tcorp.com.au>
Cc:	Christoph Raisch <raisch@...ibm.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] cpumask: use for_each_online_cpu() in drivers/infiniband/hw/ehca/ehca_irq.c

> Impact: cleanup
>
> In future, accessing cpu numbers beyond nr_cpu_ids (the runtime limit)
> will be undefined.  We can avoid future problems by using
> for_each_online_cpu() here.
>
> Signed-off-by: Rusty Russell <rusty@...tcorp.com.au>
Acked-by: Hoang-Nam Nguyen <hnguyen@...ibm.com>

Tested with latest kernel. Thanks for this!
Nam

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