Re: [PATCH v10 08/19] qspinlock: Make a new qnode structure to support virtualization

From: Peter Zijlstra
Date: Thu May 08 2014 - 15:05:10 EST


On Wed, May 07, 2014 at 11:01:36AM -0400, Waiman Long wrote:
> /*
> + * To have additional features for better virtualization support, it is
> + * necessary to store additional data in the queue node structure. So
> + * a new queue node structure will have to be defined and used here.
> + */
> +struct qnode {
> + struct mcs_spinlock mcs;
> +};

You can ditch this entire patch; its pointless, just add a new
DEFINE_PER_CPU for the para-virt muck.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/