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From: marc.zyngier@arm.com (Marc Zyngier)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 04/14] ARM: KVM: __kvm_vcpu_run function return result fix in BE case
Date: Tue, 27 May 2014 16:02:48 +0100	[thread overview]
Message-ID: <5384A918.2000508@arm.com> (raw)
In-Reply-To: <1399997646-4716-5-git-send-email-victor.kamensky@linaro.org>

On 13/05/14 17:13, Victor Kamensky wrote:
> The __kvm_vcpu_run function returns a 64-bit result in two registers,
> which has to be adjusted for BE case.
> 
> Signed-off-by: Victor Kamensky <victor.kamensky@linaro.org>
> Acked-by: Christoffer Dall <christoffer.dall@linaro.org>
> ---
>  arch/arm/kvm/interrupts.S | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/arch/arm/kvm/interrupts.S b/arch/arm/kvm/interrupts.S
> index 24d4e65..7dfe9e4 100644
> --- a/arch/arm/kvm/interrupts.S
> +++ b/arch/arm/kvm/interrupts.S
> @@ -199,8 +199,13 @@ after_vfp_restore:
>  
>  	restore_host_regs
>  	clrex				@ Clear exclusive monitor
> +#ifndef __ARMEB__
>  	mov	r0, r1			@ Return the return code
>  	mov	r1, #0			@ Clear upper bits in return value
> +#else
> +	@ r1 already has return code
> +	mov	r0, #0			@ Clear upper bits in return value
> +#endif /* __ARMEB__ */

Why using __ARMEB__ while the rest of the series is using
CONFIG_CPU_ENDIAN_BE8?

>  	bx	lr			@ return to IOCTL
>  
>  /********************************************************************
> 

Aside from the above nit:

Acked-by: Marc Zyngier <marc.zyngier@arm.com>

	M.
-- 
Jazz is not dead. It just smells funny...

  reply	other threads:[~2014-05-27 15:02 UTC|newest]

Thread overview: 46+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-05-13 16:13 [PATCH v3 00/14] ARM/ARM64: KVM: big endian host support Victor Kamensky
2014-05-13 16:13 ` [PATCH v3 01/14] ARM: KVM: switch hypervisor into BE mode in case of BE host Victor Kamensky
2014-05-27 14:23   ` Marc Zyngier
2014-05-13 16:13 ` [PATCH v3 02/14] ARM: KVM: fix vgic V7 assembler code to work in BE image Victor Kamensky
2014-05-27 14:24   ` Marc Zyngier
2014-05-13 16:13 ` [PATCH v3 03/14] ARM: KVM: handle 64bit values passed to mrcc or from mcrr instructions in BE case Victor Kamensky
2014-05-26 15:28   ` Christoffer Dall
2014-05-28  6:09     ` Victor Kamensky
2014-05-27 14:30   ` Marc Zyngier
2014-05-13 16:13 ` [PATCH v3 04/14] ARM: KVM: __kvm_vcpu_run function return result fix " Victor Kamensky
2014-05-27 15:02   ` Marc Zyngier [this message]
2014-05-28  6:10     ` Victor Kamensky
2014-05-13 16:13 ` [PATCH v3 05/14] ARM: KVM: vgic mmio should hold data as LE bytes array " Victor Kamensky
2014-05-27 15:07   ` Marc Zyngier
2014-05-13 16:13 ` [PATCH v3 06/14] ARM: KVM: MMIO support BE host running LE code Victor Kamensky
2014-05-27 15:49   ` Marc Zyngier
2014-05-13 16:13 ` [PATCH v3 07/14] ARM: KVM: one_reg coproc set and get BE fixes Victor Kamensky
2014-05-25 19:14   ` Christoffer Dall
2014-05-28  6:19     ` Victor Kamensky
2014-05-28  8:03       ` Christoffer Dall
2014-05-27 18:22   ` Marc Zyngier
2014-05-28  6:23     ` Victor Kamensky
2014-05-13 16:14 ` [PATCH v3 08/14] ARM: KVM: enable KVM in Kconfig on big-endian systems Victor Kamensky
2014-05-13 16:14 ` [PATCH v3 09/14] ARM64: KVM: MMIO support BE host running LE code Victor Kamensky
2014-05-27 18:25   ` Marc Zyngier
2014-05-13 16:14 ` [PATCH v3 10/14] ARM64: KVM: store kvm_vcpu_fault_info est_el2 as word Victor Kamensky
2014-05-27 18:34   ` Marc Zyngier
2014-05-13 16:14 ` [PATCH v3 11/14] ARM64: KVM: fix vgic_bitmap_get_reg function for BE 64bit case Victor Kamensky
2014-05-26 15:49   ` Christoffer Dall
2014-05-13 16:14 ` [PATCH v3 12/14] ARM64: KVM: vgic_elrsr and vgic_eisr need to be byteswapped in BE case Victor Kamensky
2014-05-26 17:35   ` Christoffer Dall
2014-05-27 19:11     ` Marc Zyngier
2014-05-13 16:14 ` [PATCH v3 13/14] ARM64: KVM: set and get of sys registers " Victor Kamensky
2014-05-14  8:45   ` Marc Zyngier
2014-05-14 14:18     ` Victor Kamensky
2014-05-25 18:26       ` Christoffer Dall
2014-05-13 16:14 ` [PATCH v3 14/14] ARM64: KVM: fix big endian issue in access_vm_reg for 32bit guest Victor Kamensky
2014-05-26 17:52   ` Christoffer Dall
2014-05-28  6:11     ` Victor Kamensky
2014-05-28  9:14       ` Christoffer Dall
2014-05-28 13:56         ` Victor Kamensky
2014-05-28 14:09           ` Christoffer Dall
2014-05-28 14:20             ` Marc Zyngier
2014-05-26 15:49 ` [PATCH v3 00/14] ARM/ARM64: KVM: big endian host support Christoffer Dall
2014-05-28  6:31   ` Victor Kamensky
2014-05-28  8:12     ` Christoffer Dall

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