linux-kernel - Re: [PATCH v6 0/6] mips/kvm: Fix ABI for compatibility with 64-bit guests.

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Message-ID: <51A497DA.50803@redhat.com>
Date:	Tue, 28 May 2013 13:41:14 +0200
From:	Paolo Bonzini <pbonzini@...hat.com>
To:	David Daney <ddaney.cavm@...il.com>
CC:	linux-mips@...ux-mips.org, ralf@...ux-mips.org,
	kvm@...r.kernel.org, Sanjay Lal <sanjayl@...asys.com>,
	Gleb Natapov <gleb@...hat.com>, linux-kernel@...r.kernel.org,
	David Daney <david.daney@...ium.com>
Subject: Re: [PATCH v6 0/6] mips/kvm: Fix ABI for compatibility with 64-bit
 guests.

Il 23/05/2013 18:49, David Daney ha scritto:
> From: David Daney <david.daney@...ium.com>
> 
> The initial patch set implementing MIPS KVM does not handle 64-bit
> guests or use of the FPU.  This patch set corrects these ABI issues,
> and does some very minor clean up.
> 
> Changes from v5: Adjust for kvm.h moving to uapi/asm.  Code formatting
>                  to achieve line lengths <= 80.
> 
> Changes from v4: No code change, just keep more of the code in
>                  kvm_mips.c rather than kvm_trap_emul.c
> 
> Changes from v3: Use KVM_SET_ONE_REG instead of KVM_SET_MSRS.  Added
>                  ENOIOCTLCMD patch.
> 
> Changes from v2: Split into five parts, no code change.
> 
> David Daney (6):
>   mips/kvm: Fix ABI for use of FPU.
>   mips/kvm: Fix ABI for use of 64-bit registers.
>   mips/kvm: Fix name of gpr field in struct kvm_regs.
>   mips/kvm: Use ARRAY_SIZE() instead of hardcoded constants in
>     kvm_arch_vcpu_ioctl_{s,g}et_regs
>   mips/kvm: Fix ABI by moving manipulation of CP0 registers to
>     KVM_{G,S}ET_ONE_REG
>   mips/kvm: Use ENOIOCTLCMD to indicate unimplemented ioctls.
> 
>  arch/mips/include/asm/kvm_host.h |   4 -
>  arch/mips/include/uapi/asm/kvm.h | 137 +++++++++++++++----
>  arch/mips/kvm/kvm_mips.c         | 280 ++++++++++++++++++++++++++++++++++++---
>  arch/mips/kvm/kvm_trap_emul.c    |  50 -------
>  4 files changed, 369 insertions(+), 102 deletions(-)
> 

Applied, thanks.

Paolo
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