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authorDavid Daney <david.daney@cavium.com>2013-05-23 09:49:05 -0700
committerGleb Natapov <gleb@redhat.com>2013-06-03 10:58:50 +0300
commit1f3dc6d76424538efb2095055035254b14499c77 (patch)
tree456266e79f6195fe7cbe3ae29896c677d91565f5
parent514e250f67d2b2a8ab08dc9c3650af19a411c926 (diff)
downloadvexpress-lsk-1f3dc6d76424538efb2095055035254b14499c77.tar.gz
mips/kvm: Fix ABI for use of FPU.
Define a non-empty struct kvm_fpu. Signed-off-by: David Daney <david.daney@cavium.com> Acked-by: Sanjay Lal <sanjayl@kymasys.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
-rw-r--r--arch/mips/include/uapi/asm/kvm.h29
1 files changed, 21 insertions, 8 deletions
diff --git a/arch/mips/include/uapi/asm/kvm.h b/arch/mips/include/uapi/asm/kvm.h
index 85789eacbf1..0e8f5658c03 100644
--- a/arch/mips/include/uapi/asm/kvm.h
+++ b/arch/mips/include/uapi/asm/kvm.h
@@ -1,11 +1,12 @@
/*
-* This file is subject to the terms and conditions of the GNU General Public
-* License. See the file "COPYING" in the main directory of this archive
-* for more details.
-*
-* Copyright (C) 2012 MIPS Technologies, Inc. All rights reserved.
-* Authors: Sanjay Lal <sanjayl@kymasys.com>
-*/
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2012 MIPS Technologies, Inc. All rights reserved.
+ * Copyright (C) 2013 Cavium, Inc.
+ * Authors: Sanjay Lal <sanjayl@kymasys.com>
+ */
#ifndef __LINUX_KVM_MIPS_H
#define __LINUX_KVM_MIPS_H
@@ -31,8 +32,20 @@ struct kvm_regs {
struct kvm_sregs {
};
-/* for KVM_GET_FPU and KVM_SET_FPU */
+/*
+ * for KVM_GET_FPU and KVM_SET_FPU
+ *
+ * If Status[FR] is zero (32-bit FPU), the upper 32-bits of the FPRs
+ * are zero filled.
+ */
struct kvm_fpu {
+ __u64 fpr[32];
+ __u32 fir;
+ __u32 fccr;
+ __u32 fexr;
+ __u32 fenr;
+ __u32 fcsr;
+ __u32 pad;
};
struct kvm_debug_exit_arch {