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Date: Tue, 27 May 2014 15:24:14 -0400 (EDT) From: David Miller <davem@...emloft.net> To: amirv@...lanox.com Cc: ogerlitz@...lanox.com, netdev@...r.kernel.org, yevgenyp@...lanox.com, yuvala@...lanox.com, linux-kernel@...r.kernel.org Subject: Re: [PATCH net-next V6 1/2] cpumask: Utility function to set n'th cpu - local cpu first From: Amir Vadai <amirv@...lanox.com> Date: Sun, 25 May 2014 17:47:26 +0300 > This function sets the n'th cpu - local cpu's first. > For example: in a 16 cores server with even cpu's local, will get the > following values: > cpumask_set_cpu_local_first(0, numa, cpumask) => cpu 0 is set > cpumask_set_cpu_local_first(1, numa, cpumask) => cpu 2 is set > ... > cpumask_set_cpu_local_first(7, numa, cpumask) => cpu 14 is set > cpumask_set_cpu_local_first(8, numa, cpumask) => cpu 1 is set > cpumask_set_cpu_local_first(9, numa, cpumask) => cpu 3 is set > ... > cpumask_set_cpu_local_first(15, numa, cpumask) => cpu 15 is set > > Curently this function will be used by multi queue networking devices to > calculate the irq affinity mask, such that as many local cpu's as > possible will be utilized to handle the mq device irq's. > > Signed-off-by: Amir Vadai <amirv@...lanox.com> I would like someone who cares about these cpumask interfaces to provide a review. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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