On Mon, Mar 14, 2016 at 05:56:34PM +0100, Cédric Le Goater wrote: > From: Benjamin Herrenschmidt <b...@kernel.crashing.org> > > Make sure we give the guest full authorization > > Signed-off-by: Benjamin Herrenschmidt <b...@kernel.crashing.org>
Reviewed-by: David Gibson <da...@gibson.dropbear.id.au>
I'm guessing this one is a fix that belongs in 2.6, but I'm not
entirely certain.
> ---
> target-ppc/translate_init.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/target-ppc/translate_init.c b/target-ppc/translate_init.c
> index 68abd847a251..c921d9f53984 100644
> --- a/target-ppc/translate_init.c
> +++ b/target-ppc/translate_init.c
> @@ -8542,6 +8542,7 @@ void cpu_ppc_set_papr(PowerPCCPU *cpu)
> {
> CPUPPCState *env = &cpu->env;
> ppc_spr_t *lpcr = &env->spr_cb[SPR_LPCR];
> + ppc_spr_t *amor = &env->spr_cb[SPR_AMOR];
>
> /* PAPR always has exception vectors in RAM not ROM. To ensure this,
> * MSR[IP] should never be set.
> @@ -8563,6 +8564,9 @@ void cpu_ppc_set_papr(PowerPCCPU *cpu)
> */
> env->spr[SPR_LPCR] = lpcr->default_value;
>
> + /* Set a full AMOR so guest can use the AMR as it sees fit */
> + env->spr[SPR_AMOR] = amor->default_value = 0xffffffffffffffffull;
> +
> /* Tell KVM that we're in PAPR mode */
> if (kvm_enabled()) {
> kvmppc_set_papr(cpu);
--
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
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