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

Nathan Fontenot nfont at linux.vnet.ibm.com
Sat Aug 3 05:05:57 EST 2013


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



More information about the Linuxppc-dev mailing list