From: Michael Neuling <mikey@neuling.org>
To: Alexander Graf <agraf@suse.de>
Cc: kvm-ppc@vger.kernel.org, kvm@vger.kernel.org
Subject: Re: [PATCH 2/6] KVM: PPC: Book3S PR: Emulate TIR register
Date: Wed, 30 Apr 2014 05:51:14 +0000 [thread overview]
Message-ID: <19971.1398837074@ale.ozlabs.ibm.com> (raw)
In-Reply-To: <1398788262-3307-3-git-send-email-agraf@suse.de>
> In parallel to the Processor ID Register (PIR) threaded POWER8 also adds a
> Thread ID Register (TID). Since PR KVM doesn't emulate more than one thread
s/TID/TIR/ above
> per core, we can just always expose 0 here.
I'm not sure if we ever do, but if we IPI ourselves using a doorbell,
we'll need to emulate the doorbell as well.
Mikey
> Signed-off-by: Alexander Graf <agraf@suse.de>
> ---
> arch/powerpc/kvm/book3s_emulate.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/powerpc/kvm/book3s_emulate.c b/arch/powerpc/kvm/book3s_emulate.c
> index 914beb2..e4e54fb 100644
> --- a/arch/powerpc/kvm/book3s_emulate.c
> +++ b/arch/powerpc/kvm/book3s_emulate.c
> @@ -563,6 +563,7 @@ int kvmppc_core_emulate_mfspr_pr(struct kvm_vcpu *vcpu, int sprn, ulong *spr_val
> case SPRN_MMCR0:
> case SPRN_MMCR1:
> case SPRN_MMCR2:
> + case SPRN_TIR:
> *spr_val = 0;
> break;
> default:
> --
> 1.8.1.4
>
> --
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>
next prev parent reply other threads:[~2014-04-30 5:51 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-29 16:17 [PATCH 0/6] KVM: PPC: Book3S PR: Add POWER8 support Alexander Graf
2014-04-29 16:17 ` [PATCH 1/6] KVM: PPC: Book3S PR: Ignore PMU SPRs Alexander Graf
2014-04-30 22:12 ` Paul Mackerras
2014-05-02 8:35 ` Alexander Graf
2014-05-07 7:09 ` Paul Mackerras
2014-05-08 12:11 ` Alexander Graf
2014-04-29 16:17 ` [PATCH 2/6] KVM: PPC: Book3S PR: Emulate TIR register Alexander Graf
2014-04-30 5:51 ` Michael Neuling [this message]
2014-04-30 10:06 ` Alexander Graf
2014-04-29 16:17 ` [PATCH 3/6] KVM: PPC: Book3S PR: Handle Facility interrupt and FSCR Alexander Graf
2014-04-29 16:17 ` [PATCH 4/6] KVM: PPC: Book3S PR: Expose TAR facility to guest Alexander Graf
2014-04-29 16:17 ` [PATCH 5/6] KVM: PPC: Book3S PR: Expose EBB registers Alexander Graf
2014-04-29 16:17 ` [PATCH 6/6] KVM: PPC: Book3S PR: Expose TM registers Alexander Graf
2014-05-17 6:20 ` Paul Mackerras
2014-05-19 13:09 ` Alexander Graf
2014-05-20 9:59 ` Paul Mackerras
2014-05-20 11:49 ` Alexander Graf
2014-05-04 16:48 ` [PATCH 0/6] KVM: PPC: Book3S PR: Add POWER8 support Aneesh Kumar K.V
2014-05-05 11:18 ` Alexander Graf
2014-05-05 14:50 ` Aneesh Kumar K.V
2014-05-05 14:42 ` Alexander Graf
2014-05-05 14:48 ` Aneesh Kumar K.V
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