[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-ppc] [PATCH] pseries: Allow TCG h_enter to work with hotplugge
From: |
David Gibson |
Subject: |
Re: [Qemu-ppc] [PATCH] pseries: Allow TCG h_enter to work with hotplugged memory |
Date: |
Thu, 21 Jan 2016 14:50:20 +1100 |
User-agent: |
Mutt/1.5.24 (2015-08-30) |
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 <address@hidden>
>
>
> Reviewed-by: Alexey Kardashevskiy <address@hidden>
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
signature.asc
Description: PGP signature