From: Joey Gouly <joey.gouly@arm.com>
To: Marc Zyngier <maz@kernel.org>
Cc: kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org,
kvm@vger.kernel.org, James Morse <james.morse@arm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Oliver Upton <oliver.upton@linux.dev>,
Zenghui Yu <yuzenghui@huawei.com>,
Alexandru Elisei <alexandru.elisei@arm.com>
Subject: Re: [PATCH 06/10] arm64: Remove VNCR definition for PIRE0_EL2
Date: Tue, 13 Aug 2024 16:10:42 +0100 [thread overview]
Message-ID: <20240813151042.GC3321997@e124191.cambridge.arm.com> (raw)
In-Reply-To: <20240813144738.2048302-7-maz@kernel.org>
On Tue, Aug 13, 2024 at 03:47:34PM +0100, Marc Zyngier wrote:
> As of the ARM ARM Known Issues document 102105_K.a_04_en, D22677
> fixes a problem with the PIRE0_EL2 register, resulting in its
> removal from the VNCR page (it had no purpose being there the
> first place).
>
> Follow the architecture update by removing this offset.
>
> Signed-off-by: Marc Zyngier <maz@kernel.org>
> ---
> arch/arm64/include/asm/vncr_mapping.h | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/arch/arm64/include/asm/vncr_mapping.h b/arch/arm64/include/asm/vncr_mapping.h
> index df2c47c55972..9e593bb60975 100644
> --- a/arch/arm64/include/asm/vncr_mapping.h
> +++ b/arch/arm64/include/asm/vncr_mapping.h
> @@ -50,7 +50,6 @@
> #define VNCR_VBAR_EL1 0x250
> #define VNCR_TCR2_EL1 0x270
> #define VNCR_PIRE0_EL1 0x290
> -#define VNCR_PIRE0_EL2 0x298
> #define VNCR_PIR_EL1 0x2A0
> #define VNCR_ICH_LR0_EL2 0x400
> #define VNCR_ICH_LR1_EL2 0x408
Reviewed-by: Joey Gouly <joey.gouly@arm.com>
next prev parent reply other threads:[~2024-08-13 15:10 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-13 14:47 [PATCH 00/10] KVM: arm64: Add EL2 support to FEAT_S1PIE Marc Zyngier
2024-08-13 14:47 ` [PATCH 01/10] KVM: arm64: nv: Handle CNTHCTL_EL2 specially Marc Zyngier
2024-08-13 14:47 ` [PATCH 02/10] KVM: arm64: nv: Save/Restore vEL2 sysregs Marc Zyngier
2024-08-13 14:47 ` [PATCH 03/10] KVM: arm64: Add TCR2_EL2 to the sysreg arrays Marc Zyngier
2024-08-13 15:03 ` Joey Gouly
2024-08-13 14:47 ` [PATCH 04/10] KVM: arm64: Add save/restore for TCR2_EL2 Marc Zyngier
2024-08-13 14:47 ` [PATCH 05/10] arm64: Add encoding for PIRE0_EL2 Marc Zyngier
2024-08-13 15:06 ` Joey Gouly
2024-08-13 14:47 ` [PATCH 06/10] arm64: Remove VNCR definition " Marc Zyngier
2024-08-13 15:10 ` Joey Gouly [this message]
2024-08-13 14:47 ` [PATCH 07/10] KVM: arm64: Add PIR{,E0}_EL2 to the sysreg arrays Marc Zyngier
2024-08-13 14:47 ` [PATCH 08/10] KVM: arm64: Add save/restore for PIR{,E0}_EL2 Marc Zyngier
2024-08-13 14:47 ` [PATCH 09/10] KVM: arm64: Handle PIR{,E0}_EL2 traps Marc Zyngier
2024-08-13 15:24 ` Joey Gouly
2024-08-13 15:45 ` Marc Zyngier
2024-08-13 16:19 ` Joey Gouly
2024-08-13 14:47 ` [PATCH 10/10] KVM: arm64: Sanitise ID_AA64MMFR3_EL1 Marc Zyngier
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