Re: [patch 07/13] Initialize per cpu lowcores on cpu hotplug.

From: Bastian Blank
Date: Wed Feb 20 2008 - 05:09:46 EST


On Wed, Feb 20, 2008 at 10:45:52AM +0100, Heiko Carstens wrote:
> - copy_page(lowcore, &S390_lowcore);
> + memcpy(lowcore, &S390_lowcore, 512);

Okay

> memset((void *)lowcore + 512, 0, sizeof(*lowcore) - 512);

Not completely okay. void pointer are not allowed in arithmetic. gcc
handles void * as char * in this case, but I think it should usualy be
avoided.

Bastian

--
Peace was the way.
-- Kirk, "The City on the Edge of Forever", stardate unknown
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