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| author | David Daney <david.daney@cavium.com> | 2013-05-23 18:49:05 +0200 |
|---|---|---|
| committer | Gleb Natapov <gleb@redhat.com> | 2013-06-03 09:58:50 +0200 |
| commit | 1f3dc6d76424538efb2095055035254b14499c77 (patch) | |
| tree | 456266e79f6195fe7cbe3ae29896c677d91565f5 /arch/mips | |
| parent | Merge tag 'gpio-fixes-v3.10-1' of git://git.kernel.org/pub/scm/linux/kernel/g... (diff) | |
| download | linux-1f3dc6d76424538efb2095055035254b14499c77.tar.xz linux-1f3dc6d76424538efb2095055035254b14499c77.zip | |
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>
Diffstat (limited to 'arch/mips')
| -rw-r--r-- | arch/mips/include/uapi/asm/kvm.h | 29 |
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 85789eacbf18..0e8f5658c03e 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 { |