Re: [PATCH 2/8] Mark powerpc memory resources as busy

From: Nathan Fontenot
Date: Fri Aug 02 2013 - 15:06:12 EST


On 08/01/2013 09:28 PM, Michael Ellerman wrote:
> On Wed, Jul 24, 2013 at 01:36:34PM -0500, Nathan Fontenot wrote:
>> Memory I/O resources need to be marked as busy or else we cannot remove
>> them when doing memory hot remove.
>
> I would have thought it was the opposite?

Me too.

As it turns out the code in kernel/resource.c checks to make sure the
IORESOURCE_BUSY flag is set when trying to release a resource.

-Nathan

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