From: Oliver Upton <oliver.upton@linux.dev>
To: Marc Zyngier <maz@kernel.org>
Cc: kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org,
kvm@vger.kernel.org, Joey Gouly <joey.gouly@arm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Zenghui Yu <yuzenghui@huawei.com>,
Alexandru Elisei <alexandru.elisei@arm.com>,
Mark Brown <broonie@kernel.org>
Subject: Re: [PATCH v4 29/36] KVM: arm64: Subject S1PIE/S1POE registers to HCR_EL2.{TVM,TRVM}
Date: Thu, 10 Oct 2024 00:53:35 -0700 [thread overview]
Message-ID: <ZweH_1KQlQEc9tUY@linux.dev> (raw)
In-Reply-To: <20241009190019.3222687-30-maz@kernel.org>
On Wed, Oct 09, 2024 at 08:00:12PM +0100, Marc Zyngier wrote:
> All the El0/EL1 S1PIE/S1POE system register are caught by the HCR_EL2
> TCM and TRVM bits. Reflect this in the coarse grained trap table.
typo: TVM
> Signed-off-by: Marc Zyngier <maz@kernel.org>
> ---
> arch/arm64/kvm/emulate-nested.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/arch/arm64/kvm/emulate-nested.c b/arch/arm64/kvm/emulate-nested.c
> index ddcbaa983de36..0ab0905533545 100644
> --- a/arch/arm64/kvm/emulate-nested.c
> +++ b/arch/arm64/kvm/emulate-nested.c
> @@ -704,6 +704,10 @@ static const struct encoding_to_trap_config encoding_to_cgt[] __initconst = {
> SR_TRAP(SYS_MAIR_EL1, CGT_HCR_TVM_TRVM),
> SR_TRAP(SYS_AMAIR_EL1, CGT_HCR_TVM_TRVM),
> SR_TRAP(SYS_CONTEXTIDR_EL1, CGT_HCR_TVM_TRVM),
> + SR_TRAP(SYS_PIR_EL1, CGT_HCR_TVM_TRVM),
> + SR_TRAP(SYS_PIRE0_EL1, CGT_HCR_TVM_TRVM),
> + SR_TRAP(SYS_POR_EL0, CGT_HCR_TVM_TRVM),
> + SR_TRAP(SYS_POR_EL1, CGT_HCR_TVM_TRVM),
> SR_TRAP(SYS_TCR2_EL1, CGT_HCR_TVM_TRVM_HCRX_TCR2En),
> SR_TRAP(SYS_DC_ZVA, CGT_HCR_TDZ),
> SR_TRAP(SYS_DC_GVA, CGT_HCR_TDZ),
> --
> 2.39.2
>
next prev parent reply other threads:[~2024-10-10 7:53 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-10-09 18:59 [PATCH v4 00/36] KVM: arm64: Add EL2 support to FEAT_S1PIE/S1POE Marc Zyngier
2024-10-09 18:59 ` [PATCH v4 01/36] arm64: Drop SKL0/SKL1 from TCR2_EL2 Marc Zyngier
2024-10-09 18:59 ` [PATCH v4 02/36] arm64: Remove VNCR definition for PIRE0_EL2 Marc Zyngier
2024-10-09 18:59 ` [PATCH v4 03/36] arm64: Add encoding " Marc Zyngier
2024-10-10 10:46 ` Mark Brown
2024-10-09 18:59 ` [PATCH v4 04/36] KVM: arm64: Drop useless struct s2_mmu in __kvm_at_s1e2() Marc Zyngier
2024-10-09 18:59 ` [PATCH v4 05/36] KVM: arm64: nv: Add missing EL2->EL1 mappings in get_el2_to_el1_mapping() Marc Zyngier
2024-10-09 18:59 ` [PATCH v4 06/36] KVM: arm64: nv: Handle CNTHCTL_EL2 specially Marc Zyngier
2024-10-16 9:37 ` Alexandru Elisei
2024-10-16 11:29 ` Marc Zyngier
2024-10-16 13:19 ` Alexandru Elisei
2024-10-16 13:41 ` Marc Zyngier
2024-10-09 18:59 ` [PATCH v4 07/36] KVM: arm64: nv: Save/Restore vEL2 sysregs Marc Zyngier
2024-10-09 19:55 ` Oliver Upton
2024-10-16 13:12 ` Alexandru Elisei
2024-10-16 13:57 ` Marc Zyngier
2024-10-09 18:59 ` [PATCH v4 08/36] KVM: arm64: Correctly access TCR2_EL1, PIR_EL1, PIRE0_EL1 with VHE Marc Zyngier
2024-10-09 18:59 ` [PATCH v4 09/36] KVM: arm64: Extend masking facility to arbitrary registers Marc Zyngier
2024-10-09 18:59 ` [PATCH v4 10/36] arm64: Define ID_AA64MMFR1_EL1.HAFDBS advertising FEAT_HAFT Marc Zyngier
2024-10-10 16:20 ` Mark Brown
2024-10-09 18:59 ` [PATCH v4 11/36] KVM: arm64: Add TCR2_EL2 to the sysreg arrays Marc Zyngier
2024-10-09 18:59 ` [PATCH v4 12/36] KVM: arm64: Sanitise TCR2_EL2 Marc Zyngier
2024-10-09 18:59 ` [PATCH v4 13/36] KVM: arm64: Add save/restore for TCR2_EL2 Marc Zyngier
2024-10-09 18:59 ` [PATCH v4 14/36] KVM: arm64: Add PIR{,E0}_EL2 to the sysreg arrays Marc Zyngier
2024-10-09 18:59 ` [PATCH v4 15/36] KVM: arm64: Add save/restore for PIR{,E0}_EL2 Marc Zyngier
2024-10-09 18:59 ` [PATCH v4 16/36] KVM: arm64: Handle PIR{,E0}_EL2 traps Marc Zyngier
2024-10-09 19:00 ` [PATCH v4 17/36] KVM: arm64: Sanitise ID_AA64MMFR3_EL1 Marc Zyngier
2024-10-09 19:00 ` [PATCH v4 18/36] KVM: arm64: Add AT fast-path support for S1PIE Marc Zyngier
2024-10-09 19:00 ` [PATCH v4 19/36] KVM: arm64: Split S1 permission evaluation into direct and hierarchical parts Marc Zyngier
2024-10-09 19:00 ` [PATCH v4 20/36] KVM: arm64: Disable hierarchical permissions when S1PIE is enabled Marc Zyngier
2024-10-10 7:33 ` Oliver Upton
2024-10-10 8:04 ` Marc Zyngier
2024-10-09 19:00 ` [PATCH v4 21/36] KVM: arm64: Implement AT S1PIE support Marc Zyngier
2024-10-09 19:00 ` [PATCH v4 22/36] KVM: arm64: Define helper for EL2 registers with custom visibility Marc Zyngier
2024-10-09 19:00 ` [PATCH v4 23/36] KVM: arm64: Hide TCR2_EL1 from userspace when disabled for guests Marc Zyngier
2024-10-10 7:50 ` Oliver Upton
2024-10-09 19:00 ` [PATCH v4 24/36] KVM: arm64: Hide S1PIE registers " Marc Zyngier
2024-10-09 19:00 ` [PATCH v4 25/36] KVM: arm64: Rely on visibility to let PIR*_ELx/TCR2_ELx UNDEF Marc Zyngier
2024-10-09 19:00 ` [PATCH v4 26/36] arm64: Add encoding for POR_EL2 Marc Zyngier
2024-10-09 19:00 ` [PATCH v4 27/36] KVM: arm64: Add a composite EL2 visibility helper Marc Zyngier
2024-10-10 7:52 ` Oliver Upton
2024-10-09 19:00 ` [PATCH v4 28/36] KVM: arm64: Drop bogus CPTR_EL2.E0POE trap routing Marc Zyngier
2024-10-09 19:00 ` [PATCH v4 29/36] KVM: arm64: Subject S1PIE/S1POE registers to HCR_EL2.{TVM,TRVM} Marc Zyngier
2024-10-10 7:53 ` Oliver Upton [this message]
2024-10-09 19:00 ` [PATCH v4 30/36] KVM: arm64: Add basic support for POR_EL2 Marc Zyngier
2024-10-09 19:00 ` [PATCH v4 31/36] KVM: arm64: Add save/retore " Marc Zyngier
2024-10-09 19:00 ` [PATCH v4 32/36] KVM: arm64: Add POE save/restore for AT emulation fast-path Marc Zyngier
2024-10-09 19:00 ` [PATCH v4 33/36] KVM: arm64: Disable hierarchical permissions when POE is enabled Marc Zyngier
2024-10-10 8:08 ` Oliver Upton
2024-10-13 14:27 ` Marc Zyngier
2024-10-09 19:00 ` [PATCH v4 34/36] KVM: arm64: Make PAN conditions part of the S1 walk context Marc Zyngier
2024-10-09 19:00 ` [PATCH v4 35/36] KVM: arm64: Handle stage-1 permission overlays Marc Zyngier
2024-10-09 19:00 ` [PATCH v4 36/36] KVM: arm64: Handle WXN attribute Marc Zyngier
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