From: Marc Zyngier <maz@kernel.org>
To: kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org,
kvm@vger.kernel.org
Cc: James Morse <james.morse@arm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Oliver Upton <oliver.upton@linux.dev>,
Zenghui Yu <yuzenghui@huawei.com>,
Joey Gouly <joey.gouly@arm.com>,
Alexandru Elisei <alexandru.elisei@arm.com>,
Mark Brown <broonie@kernel.org>
Subject: [PATCH v3 13/24] KVM: arm64: Add PIR{,E0}_EL2 to the sysreg arrays
Date: Wed, 11 Sep 2024 14:51:40 +0100 [thread overview]
Message-ID: <20240911135151.401193-14-maz@kernel.org> (raw)
In-Reply-To: <20240911135151.401193-1-maz@kernel.org>
Add the FEAT_S1PIE EL2 registers to the per-vcpu sysreg register
array.
Signed-off-by: Marc Zyngier <maz@kernel.org>
---
arch/arm64/include/asm/kvm_host.h | 2 ++
arch/arm64/kvm/sys_regs.c | 2 ++
2 files changed, 4 insertions(+)
diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h
index fac6c458afc79..34318842bd2da 100644
--- a/arch/arm64/include/asm/kvm_host.h
+++ b/arch/arm64/include/asm/kvm_host.h
@@ -465,6 +465,8 @@ enum vcpu_sysreg {
TTBR0_EL2, /* Translation Table Base Register 0 (EL2) */
TTBR1_EL2, /* Translation Table Base Register 1 (EL2) */
TCR_EL2, /* Translation Control Register (EL2) */
+ PIRE0_EL2, /* Permission Indirection Register 0 (EL2) */
+ PIR_EL2, /* Permission Indirection Register 1 (EL2) */
SPSR_EL2, /* EL2 saved program status register */
ELR_EL2, /* EL2 exception link register */
AFSR0_EL2, /* Auxiliary Fault Status Register 0 (EL2) */
diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c
index 886ff9557d14c..c109f9c8c5c64 100644
--- a/arch/arm64/kvm/sys_regs.c
+++ b/arch/arm64/kvm/sys_regs.c
@@ -127,6 +127,8 @@ static bool get_el2_to_el1_mapping(unsigned int reg,
MAPPED_EL2_SYSREG(FAR_EL2, FAR_EL1, NULL );
MAPPED_EL2_SYSREG(MAIR_EL2, MAIR_EL1, NULL );
MAPPED_EL2_SYSREG(TCR2_EL2, TCR2_EL1, NULL );
+ MAPPED_EL2_SYSREG(PIR_EL2, PIR_EL1, NULL );
+ MAPPED_EL2_SYSREG(PIRE0_EL2, PIRE0_EL1, NULL );
MAPPED_EL2_SYSREG(AMAIR_EL2, AMAIR_EL1, NULL );
MAPPED_EL2_SYSREG(ELR_EL2, ELR_EL1, NULL );
MAPPED_EL2_SYSREG(SPSR_EL2, SPSR_EL1, NULL );
--
2.39.2
next prev parent reply other threads:[~2024-09-11 14:10 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-09-11 13:51 [PATCH v3 00/24] KVM: arm64: Add EL2 support to FEAT_S1PIE Marc Zyngier
2024-09-11 13:51 ` [PATCH v3 01/24] arm64: Drop SKL0/SKL1 from TCR2_EL2 Marc Zyngier
2024-09-12 10:22 ` Joey Gouly
2024-09-11 13:51 ` [PATCH v3 02/24] arm64: Remove VNCR definition for PIRE0_EL2 Marc Zyngier
2024-09-11 13:51 ` [PATCH v3 03/24] arm64: Add encoding " Marc Zyngier
2024-09-11 13:51 ` [PATCH v3 04/24] KVM: arm64: nv: Add missing EL2->EL1 mappings in get_el2_to_el1_mapping() Marc Zyngier
2024-09-11 13:51 ` [PATCH v3 05/24] KVM: arm64: nv: Handle CNTHCTL_EL2 specially Marc Zyngier
2024-09-11 13:51 ` [PATCH v3 06/24] KVM: arm64: nv: Save/Restore vEL2 sysregs Marc Zyngier
2024-09-11 13:51 ` [PATCH v3 07/24] KVM: arm64: Correctly access TCR2_EL1, PIR_EL1, PIRE0_EL1 with VHE Marc Zyngier
2024-09-11 13:51 ` [PATCH v3 08/24] KVM: arm64: Extend masking facility to arbitrary registers Marc Zyngier
2024-09-11 13:51 ` [PATCH v3 09/24] arm64: Define ID_AA64MMFR1_EL1.HAFDBS advertising FEAT_HAFT Marc Zyngier
2024-09-11 13:51 ` [PATCH v3 10/24] KVM: arm64: Add TCR2_EL2 to the sysreg arrays Marc Zyngier
2024-09-11 13:51 ` [PATCH v3 11/24] KVM: arm64: Sanitise TCR2_EL2 Marc Zyngier
2024-09-11 13:51 ` [PATCH v3 12/24] KVM: arm64: Add save/restore for TCR2_EL2 Marc Zyngier
2024-09-11 13:51 ` Marc Zyngier [this message]
2024-09-11 13:51 ` [PATCH v3 14/24] KVM: arm64: Add save/restore for PIR{,E0}_EL2 Marc Zyngier
2024-09-11 13:51 ` [PATCH v3 15/24] KVM: arm64: Handle PIR{,E0}_EL2 traps Marc Zyngier
2024-09-11 13:51 ` [PATCH v3 16/24] KVM: arm64: Sanitise ID_AA64MMFR3_EL1 Marc Zyngier
2024-09-11 13:51 ` [PATCH v3 17/24] KVM: arm64: Add AT fast-path support for S1PIE Marc Zyngier
2024-09-11 13:51 ` [PATCH v3 18/24] KVM: arm64: Split S1 permission evaluation into direct and hierarchical parts Marc Zyngier
2024-09-11 14:15 ` Joey Gouly
2024-09-11 15:38 ` Marc Zyngier
2024-09-11 15:51 ` Joey Gouly
2024-09-11 16:10 ` Marc Zyngier
2024-09-12 10:04 ` Joey Gouly
2024-09-11 13:51 ` [PATCH v3 19/24] KVM: arm64: Disable hierarchical permissions when S1PIE is enabled Marc Zyngier
2024-09-11 13:51 ` [PATCH v3 20/24] KVM: arm64: Implement AT S1PIE support Marc Zyngier
2024-09-11 13:51 ` [PATCH v3 21/24] KVM: arm64: Define helper for EL2 registers with custom visibility Marc Zyngier
2024-09-11 13:51 ` [PATCH v3 22/24] KVM: arm64: Hide TCR2_EL1 from userspace when disabled for guests Marc Zyngier
2024-09-11 13:51 ` [PATCH v3 23/24] KVM: arm64: Hide S1PIE registers " Marc Zyngier
2024-09-11 13:51 ` [PATCH v3 24/24] KVM: arm64: Rely on visibility to let PIR*_ELx/TCR2_ELx UNDEF Marc Zyngier
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20240911135151.401193-14-maz@kernel.org \
--to=maz@kernel.org \
--cc=alexandru.elisei@arm.com \
--cc=broonie@kernel.org \
--cc=james.morse@arm.com \
--cc=joey.gouly@arm.com \
--cc=kvm@vger.kernel.org \
--cc=kvmarm@lists.linux.dev \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=oliver.upton@linux.dev \
--cc=suzuki.poulose@arm.com \
--cc=yuzenghui@huawei.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).