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authorPaul Mackerras <paulus@samba.org>2013-09-06 07:18:32 +0400
committerAlexander Graf <agraf@suse.de>2013-10-17 16:44:59 +0400
commitc0867fd50943d71d9f0bc5078393ce4ec76b3923 (patch)
treee8ff5805ef9e9ad775467fe3912361c48e1c84cd /arch/powerpc/include/uapi
parent93b0f4dc29c5f077a1c97bd1d484147230c3779a (diff)
downloadlinux-c0867fd50943d71d9f0bc5078393ce4ec76b3923.tar.xz
KVM: PPC: Book3S: Add GET/SET_ONE_REG interface for VRSAVE
The VRSAVE register value for a vcpu is accessible through the GET/SET_SREGS interface for Book E processors, but not for Book 3S processors. In order to make this accessible for Book 3S processors, this adds a new register identifier for GET/SET_ONE_REG, and adds the code to implement it. Signed-off-by: Paul Mackerras <paulus@samba.org> Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'arch/powerpc/include/uapi')
-rw-r--r--arch/powerpc/include/uapi/asm/kvm.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/powerpc/include/uapi/asm/kvm.h b/arch/powerpc/include/uapi/asm/kvm.h
index a8124fe93fb9..b98bf3f50527 100644
--- a/arch/powerpc/include/uapi/asm/kvm.h
+++ b/arch/powerpc/include/uapi/asm/kvm.h
@@ -532,6 +532,8 @@ struct kvm_get_htab_header {
#define KVM_REG_PPC_PID (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xb2)
#define KVM_REG_PPC_ACOP (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xb3)
+#define KVM_REG_PPC_VRSAVE (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xb4)
+
/* Transactional Memory checkpointed state:
* This is all GPRs, all VSX regs and a subset of SPRs
*/