Re: [PATCH 2/3] memory-hotplug: more general validation of zone during online

From: Reza Arbab
Date: Tue May 10 2016 - 16:39:55 EST


On Tue, May 10, 2016 at 11:08:56AM -0700, Yasuaki Ishimatsu wrote:
On Mon, 9 May 2016 12:53:38 -0500
Reza Arbab <arbab@xxxxxxxxxxxxxxxxxx> wrote:
* If X is lower than Y, the onlined memory must lie at the end of X.
* If X is higher than Y, the onlined memory must lie at the start of X.

If memory address has hole, memory address gets uncotinuous. Then memory
cannot be changed the zone by above the two conditions. So the conditions
shouold be removed.

I don't understand what you mean by this. Could you give an example?

--
Reza Arbab