Re: [PATCH -V3 11/11] arch/powerpc: Add 64TB support
From: Paul Mackerras <hidden>
Date: 2012-07-23 09:39:51
On Mon, Jul 09, 2012 at 06:43:41PM +0530, Aneesh Kumar K.V wrote:
-#define USER_ESID_BITS 16 -#define USER_ESID_BITS_1T 4 +#define USER_ESID_BITS 18 +#define USER_ESID_BITS_1T 6
You also need to change the proto-VSID generation for kernel addresses when you do this. If you don't you'll end up with some user processes using the same VSIDs as we use for the kernel addresses, meaning that those processes won't run very well... Paul.