Re: [Xen-devel] Is patches/linux-2.6.18/xen-hotplug.patch still necessary?

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

On 8/5/07 23:26, "Alex Williamson" <alex.williamson@xxxxxx> wrote:

>    Is the patch below, that's currently in the Xen tree, still
> necessary?  The original commit comment indicates this is so things like
> 'top' don't get upset during CPU hotplugs.  But should that be handled
> by the hotplug infrastructure in the kernel (or top itself)?

It has to be handled in top itself. With some versions at least it was the
case that top would crash when CPUs where hot-unplugged. If you revert that
patch, does your version of top work okay in the hot-unplug case (you have
to run top across the unplug operation to see if it will crash or not)?

 -- Keir



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