Re: [Qemu-devel] [PATCH] pseries: Allow TCG h_enter to work with hotplugged memory

[David Gibson <david@gibson.dropbear.id.au>]

[-- Attachment #1: Type: text/plain, Size: 1047 bytes --]

On Thu, Jan 21, 2016 at 12:48:46PM +1100, Alexey Kardashevskiy wrote:
> On 01/21/2016 12:41 PM, David Gibson wrote:
> >The implementation of the H_ENTER hypercall for PAPR guests needs to
> >enforce correct access attributes on the inserted HPTE.  This means
> >determining if the HPTE's real address is a regular RAM address (which
> >requires attributes for coherent access) or an IO address (which requires
> >attributes for cache-inhibited access).
> >
> >At the moment this check is implemented with (raddr < machine->ram_size),
> >but that only handles addresses in the base RAM area, not any hotplugged
> >RAM.
> >
> >This patch corrects the problem with a new helper.
> >
> >Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
> 
> 
> Reviewed-by: Alexey Kardashevskiy <aik@ozlabs.ru>

Thanks, merged to ppc-for-2.6.

-- 
David Gibson			| I'll have my music baroque, and my code
david AT gibson.dropbear.id.au	| minimalist, thank you.  NOT _the_ _other_
				| _way_ _around_!
http://www.ozlabs.org/~dgibson

[-- Attachment #2: signature.asc --]
[-- Type: application/pgp-signature, Size: 819 bytes --]