Fwd: [kvm-ppc-devel] [PATCH] kvmppc: deliver INTERRUPT_FP_UNAVAIL to the guest

Fwd: [kvm-ppc-devel] [PATCH] kvmppc: deliver INTERRUPT_FP_UNAVAIL to the guest

[Hollis Blanchard]

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Acked-by: Hollis Blanchard <hollisb@us.ibm.com>

Avi, please apply for 2.6.26.

-- 
Hollis Blanchard
IBM Linux Technology Center

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From: ehrhardt@linux.vnet.ibm.com
To: hollisb@us.ibm.com, kvm-ppc-devel@lists.sourceforge.net
Subject: [kvm-ppc-devel] [PATCH] kvmppc: deliver INTERRUPT_FP_UNAVAIL to the guest
Date: Tue, 29 Apr 2008 18:18:23 +0200
Message-ID: <12094859034184-git-send-email-ehrhardt@linux.vnet.ibm.com>

From: Christian Ehrhardt <ehrhardt@linux.vnet.ibm.com>

This patch adds the delivery of INTERRUPT_FP_UNAVAIL exceptions to the guest.
It's needed if a guest uses ppc binaries using the Floating point instructions.

Signed-off-by: Christian Ehrhardt <ehrhardt@linux.vnet.ibm.com>
---

[diffstat]

[diff]
 booke_guest.c |    5 +++++
 1 files changed, 5 insertions(+)

diff --git a/arch/powerpc/kvm/booke_guest.c b/arch/powerpc/kvm/booke_guest.c
--- a/arch/powerpc/kvm/booke_guest.c
+++ b/arch/powerpc/kvm/booke_guest.c
@@ -340,6 +340,11 @@ int kvmppc_handle_exit(struct kvm_run *r
 		default:
 			BUG();
 		}
+		break;
+
+	case BOOKE_INTERRUPT_FP_UNAVAIL:
+		kvmppc_queue_exception(vcpu, exit_nr);
+		r = RESUME_GUEST;
 		break;

 	case BOOKE_INTERRUPT_DATA_STORAGE:

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Re: Fwd: [kvm-ppc-devel] [PATCH] kvmppc: deliver INTERRUPT_FP_UNAVAIL to the guest

[Avi Kivity]

Hollis Blanchard wrote:
> Acked-by: Hollis Blanchard <hollisb@us.ibm.com>
>
> Avi, please apply for 2.6.26.
>
>   

Sure thing.  Thanks.

-- 
Any sufficiently difficult bug is indistinguishable from a feature.


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