From: Steven Price <steven.price@arm.com>
To: Catalin Marinas <catalin.marinas@arm.com>,
Marc Zyngier <maz@kernel.org>, Will Deacon <will@kernel.org>
Cc: Steven Price <steven.price@arm.com>,
James Morse <james.morse@arm.com>,
Julien Thierry <julien.thierry.kdev@gmail.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
kvmarm@lists.cs.columbia.edu,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, Dave Martin <Dave.Martin@arm.com>,
Mark Rutland <mark.rutland@arm.com>,
Thomas Gleixner <tglx@linutronix.de>,
qemu-devel@nongnu.org, Juan Quintela <quintela@redhat.com>,
"Dr. David Alan Gilbert" <dgilbert@redhat.com>,
Richard Henderson <richard.henderson@linaro.org>,
Peter Maydell <peter.maydell@linaro.org>,
Haibo Xu <Haibo.Xu@arm.com>, Andrew Jones <drjones@redhat.com>
Subject: [PATCH v9 0/6] MTE support for KVM guest
Date: Mon, 1 Mar 2021 14:23:09 +0000 [thread overview]
Message-ID: <20210301142315.30920-1-steven.price@arm.com> (raw)
This series adds support for using the Arm Memory Tagging Extensions
(MTE) in a KVM guest.
This version is rebased on v5.12-rc1 and added a documentation patch,
but is otherwise unchanged from the v8[1] posting.
Changes since v8[1]:
* Rebased on v5.12-rc1 (note new CAP number)
* New documentation patch
[1] https://lore.kernel.org/r/20210205135803.48321-1-steven.price@arm.com/
Steven Price (6):
arm64: mte: Sync tags for pages where PTE is untagged
arm64: kvm: Introduce MTE VM feature
arm64: kvm: Save/restore MTE registers
arm64: kvm: Expose KVM_ARM_CAP_MTE
KVM: arm64: ioctl to fetch/store tags in a guest
KVM: arm64: Document MTE capability and ioctl
Documentation/virt/kvm/api.rst | 37 ++++++++++++
arch/arm64/include/asm/kvm_emulate.h | 3 +
arch/arm64/include/asm/kvm_host.h | 9 +++
arch/arm64/include/asm/kvm_mte.h | 66 ++++++++++++++++++++++
arch/arm64/include/asm/pgtable.h | 2 +-
arch/arm64/include/asm/sysreg.h | 3 +-
arch/arm64/include/uapi/asm/kvm.h | 13 +++++
arch/arm64/kernel/asm-offsets.c | 3 +
arch/arm64/kernel/mte.c | 16 ++++--
arch/arm64/kvm/arm.c | 66 ++++++++++++++++++++++
arch/arm64/kvm/hyp/entry.S | 7 +++
arch/arm64/kvm/hyp/exception.c | 3 +-
arch/arm64/kvm/hyp/include/hyp/sysreg-sr.h | 21 +++++++
arch/arm64/kvm/mmu.c | 16 ++++++
arch/arm64/kvm/sys_regs.c | 28 +++++++--
include/uapi/linux/kvm.h | 2 +
16 files changed, 283 insertions(+), 12 deletions(-)
create mode 100644 arch/arm64/include/asm/kvm_mte.h
--
2.20.1
WARNING: multiple messages have this Message-ID (diff)
From: Steven Price <steven.price@arm.com>
To: Catalin Marinas <catalin.marinas@arm.com>,
Marc Zyngier <maz@kernel.org>, Will Deacon <will@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>,
Peter Maydell <peter.maydell@linaro.org>,
"Dr. David Alan Gilbert" <dgilbert@redhat.com>,
Andrew Jones <drjones@redhat.com>, Haibo Xu <Haibo.Xu@arm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
qemu-devel@nongnu.org, Dave Martin <Dave.Martin@arm.com>,
Juan Quintela <quintela@redhat.com>,
Richard Henderson <richard.henderson@linaro.org>,
linux-kernel@vger.kernel.org, Steven Price <steven.price@arm.com>,
James Morse <james.morse@arm.com>,
Julien Thierry <julien.thierry.kdev@gmail.com>,
Thomas Gleixner <tglx@linutronix.de>,
kvmarm@lists.cs.columbia.edu,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH v9 0/6] MTE support for KVM guest
Date: Mon, 1 Mar 2021 14:23:09 +0000 [thread overview]
Message-ID: <20210301142315.30920-1-steven.price@arm.com> (raw)
This series adds support for using the Arm Memory Tagging Extensions
(MTE) in a KVM guest.
This version is rebased on v5.12-rc1 and added a documentation patch,
but is otherwise unchanged from the v8[1] posting.
Changes since v8[1]:
* Rebased on v5.12-rc1 (note new CAP number)
* New documentation patch
[1] https://lore.kernel.org/r/20210205135803.48321-1-steven.price@arm.com/
Steven Price (6):
arm64: mte: Sync tags for pages where PTE is untagged
arm64: kvm: Introduce MTE VM feature
arm64: kvm: Save/restore MTE registers
arm64: kvm: Expose KVM_ARM_CAP_MTE
KVM: arm64: ioctl to fetch/store tags in a guest
KVM: arm64: Document MTE capability and ioctl
Documentation/virt/kvm/api.rst | 37 ++++++++++++
arch/arm64/include/asm/kvm_emulate.h | 3 +
arch/arm64/include/asm/kvm_host.h | 9 +++
arch/arm64/include/asm/kvm_mte.h | 66 ++++++++++++++++++++++
arch/arm64/include/asm/pgtable.h | 2 +-
arch/arm64/include/asm/sysreg.h | 3 +-
arch/arm64/include/uapi/asm/kvm.h | 13 +++++
arch/arm64/kernel/asm-offsets.c | 3 +
arch/arm64/kernel/mte.c | 16 ++++--
arch/arm64/kvm/arm.c | 66 ++++++++++++++++++++++
arch/arm64/kvm/hyp/entry.S | 7 +++
arch/arm64/kvm/hyp/exception.c | 3 +-
arch/arm64/kvm/hyp/include/hyp/sysreg-sr.h | 21 +++++++
arch/arm64/kvm/mmu.c | 16 ++++++
arch/arm64/kvm/sys_regs.c | 28 +++++++--
include/uapi/linux/kvm.h | 2 +
16 files changed, 283 insertions(+), 12 deletions(-)
create mode 100644 arch/arm64/include/asm/kvm_mte.h
--
2.20.1
WARNING: multiple messages have this Message-ID (diff)
From: Steven Price <steven.price@arm.com>
To: Catalin Marinas <catalin.marinas@arm.com>,
Marc Zyngier <maz@kernel.org>, Will Deacon <will@kernel.org>
Cc: "Dr. David Alan Gilbert" <dgilbert@redhat.com>,
qemu-devel@nongnu.org, Dave Martin <Dave.Martin@arm.com>,
Juan Quintela <quintela@redhat.com>,
Richard Henderson <richard.henderson@linaro.org>,
linux-kernel@vger.kernel.org, Steven Price <steven.price@arm.com>,
Thomas Gleixner <tglx@linutronix.de>,
kvmarm@lists.cs.columbia.edu,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH v9 0/6] MTE support for KVM guest
Date: Mon, 1 Mar 2021 14:23:09 +0000 [thread overview]
Message-ID: <20210301142315.30920-1-steven.price@arm.com> (raw)
This series adds support for using the Arm Memory Tagging Extensions
(MTE) in a KVM guest.
This version is rebased on v5.12-rc1 and added a documentation patch,
but is otherwise unchanged from the v8[1] posting.
Changes since v8[1]:
* Rebased on v5.12-rc1 (note new CAP number)
* New documentation patch
[1] https://lore.kernel.org/r/20210205135803.48321-1-steven.price@arm.com/
Steven Price (6):
arm64: mte: Sync tags for pages where PTE is untagged
arm64: kvm: Introduce MTE VM feature
arm64: kvm: Save/restore MTE registers
arm64: kvm: Expose KVM_ARM_CAP_MTE
KVM: arm64: ioctl to fetch/store tags in a guest
KVM: arm64: Document MTE capability and ioctl
Documentation/virt/kvm/api.rst | 37 ++++++++++++
arch/arm64/include/asm/kvm_emulate.h | 3 +
arch/arm64/include/asm/kvm_host.h | 9 +++
arch/arm64/include/asm/kvm_mte.h | 66 ++++++++++++++++++++++
arch/arm64/include/asm/pgtable.h | 2 +-
arch/arm64/include/asm/sysreg.h | 3 +-
arch/arm64/include/uapi/asm/kvm.h | 13 +++++
arch/arm64/kernel/asm-offsets.c | 3 +
arch/arm64/kernel/mte.c | 16 ++++--
arch/arm64/kvm/arm.c | 66 ++++++++++++++++++++++
arch/arm64/kvm/hyp/entry.S | 7 +++
arch/arm64/kvm/hyp/exception.c | 3 +-
arch/arm64/kvm/hyp/include/hyp/sysreg-sr.h | 21 +++++++
arch/arm64/kvm/mmu.c | 16 ++++++
arch/arm64/kvm/sys_regs.c | 28 +++++++--
include/uapi/linux/kvm.h | 2 +
16 files changed, 283 insertions(+), 12 deletions(-)
create mode 100644 arch/arm64/include/asm/kvm_mte.h
--
2.20.1
_______________________________________________
kvmarm mailing list
kvmarm@lists.cs.columbia.edu
https://lists.cs.columbia.edu/mailman/listinfo/kvmarm
WARNING: multiple messages have this Message-ID (diff)
From: Steven Price <steven.price@arm.com>
To: Catalin Marinas <catalin.marinas@arm.com>,
Marc Zyngier <maz@kernel.org>, Will Deacon <will@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>,
Peter Maydell <peter.maydell@linaro.org>,
"Dr. David Alan Gilbert" <dgilbert@redhat.com>,
Andrew Jones <drjones@redhat.com>, Haibo Xu <Haibo.Xu@arm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
qemu-devel@nongnu.org, Dave Martin <Dave.Martin@arm.com>,
Juan Quintela <quintela@redhat.com>,
Richard Henderson <richard.henderson@linaro.org>,
linux-kernel@vger.kernel.org, Steven Price <steven.price@arm.com>,
James Morse <james.morse@arm.com>,
Julien Thierry <julien.thierry.kdev@gmail.com>,
Thomas Gleixner <tglx@linutronix.de>,
kvmarm@lists.cs.columbia.edu,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH v9 0/6] MTE support for KVM guest
Date: Mon, 1 Mar 2021 14:23:09 +0000 [thread overview]
Message-ID: <20210301142315.30920-1-steven.price@arm.com> (raw)
This series adds support for using the Arm Memory Tagging Extensions
(MTE) in a KVM guest.
This version is rebased on v5.12-rc1 and added a documentation patch,
but is otherwise unchanged from the v8[1] posting.
Changes since v8[1]:
* Rebased on v5.12-rc1 (note new CAP number)
* New documentation patch
[1] https://lore.kernel.org/r/20210205135803.48321-1-steven.price@arm.com/
Steven Price (6):
arm64: mte: Sync tags for pages where PTE is untagged
arm64: kvm: Introduce MTE VM feature
arm64: kvm: Save/restore MTE registers
arm64: kvm: Expose KVM_ARM_CAP_MTE
KVM: arm64: ioctl to fetch/store tags in a guest
KVM: arm64: Document MTE capability and ioctl
Documentation/virt/kvm/api.rst | 37 ++++++++++++
arch/arm64/include/asm/kvm_emulate.h | 3 +
arch/arm64/include/asm/kvm_host.h | 9 +++
arch/arm64/include/asm/kvm_mte.h | 66 ++++++++++++++++++++++
arch/arm64/include/asm/pgtable.h | 2 +-
arch/arm64/include/asm/sysreg.h | 3 +-
arch/arm64/include/uapi/asm/kvm.h | 13 +++++
arch/arm64/kernel/asm-offsets.c | 3 +
arch/arm64/kernel/mte.c | 16 ++++--
arch/arm64/kvm/arm.c | 66 ++++++++++++++++++++++
arch/arm64/kvm/hyp/entry.S | 7 +++
arch/arm64/kvm/hyp/exception.c | 3 +-
arch/arm64/kvm/hyp/include/hyp/sysreg-sr.h | 21 +++++++
arch/arm64/kvm/mmu.c | 16 ++++++
arch/arm64/kvm/sys_regs.c | 28 +++++++--
include/uapi/linux/kvm.h | 2 +
16 files changed, 283 insertions(+), 12 deletions(-)
create mode 100644 arch/arm64/include/asm/kvm_mte.h
--
2.20.1
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next reply other threads:[~2021-03-01 14:25 UTC|newest]
Thread overview: 60+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-01 14:23 Steven Price [this message]
2021-03-01 14:23 ` [PATCH v9 0/6] MTE support for KVM guest Steven Price
2021-03-01 14:23 ` Steven Price
2021-03-01 14:23 ` Steven Price
2021-03-01 14:23 ` [PATCH v9 1/6] arm64: mte: Sync tags for pages where PTE is untagged Steven Price
2021-03-01 14:23 ` Steven Price
2021-03-01 14:23 ` Steven Price
2021-03-01 14:23 ` Steven Price
2021-03-01 14:23 ` [PATCH v9 2/6] arm64: kvm: Introduce MTE VM feature Steven Price
2021-03-01 14:23 ` Steven Price
2021-03-01 14:23 ` Steven Price
2021-03-01 14:23 ` Steven Price
2021-03-09 17:06 ` Marc Zyngier
2021-03-09 17:06 ` Marc Zyngier
2021-03-09 17:06 ` Marc Zyngier
2021-03-09 17:06 ` Marc Zyngier
2021-03-10 14:52 ` Steven Price
2021-03-10 14:52 ` Steven Price
2021-03-10 14:52 ` Steven Price
2021-03-10 14:52 ` Steven Price
2021-03-01 14:23 ` [PATCH v9 3/6] arm64: kvm: Save/restore MTE registers Steven Price
2021-03-01 14:23 ` Steven Price
2021-03-01 14:23 ` Steven Price
2021-03-01 14:23 ` Steven Price
2021-03-09 17:27 ` Marc Zyngier
2021-03-09 17:27 ` Marc Zyngier
2021-03-09 17:27 ` Marc Zyngier
2021-03-09 17:27 ` Marc Zyngier
2021-03-10 14:53 ` Steven Price
2021-03-10 14:53 ` Steven Price
2021-03-10 14:53 ` Steven Price
2021-03-10 14:53 ` Steven Price
2021-03-01 14:23 ` [PATCH v9 4/6] arm64: kvm: Expose KVM_ARM_CAP_MTE Steven Price
2021-03-01 14:23 ` Steven Price
2021-03-01 14:23 ` Steven Price
2021-03-01 14:23 ` Steven Price
2021-03-01 14:23 ` [PATCH v9 5/6] KVM: arm64: ioctl to fetch/store tags in a guest Steven Price
2021-03-01 14:23 ` Steven Price
2021-03-01 14:23 ` Steven Price
2021-03-01 14:23 ` Steven Price
2021-03-09 17:57 ` Marc Zyngier
2021-03-09 17:57 ` Marc Zyngier
2021-03-09 17:57 ` Marc Zyngier
2021-03-09 17:57 ` Marc Zyngier
2021-03-10 16:47 ` Steven Price
2021-03-10 16:47 ` Steven Price
2021-03-10 16:47 ` Steven Price
2021-03-10 16:47 ` Steven Price
2021-03-01 14:23 ` [PATCH v9 6/6] KVM: arm64: Document MTE capability and ioctl Steven Price
2021-03-01 14:23 ` Steven Price
2021-03-01 14:23 ` Steven Price
2021-03-01 14:23 ` Steven Price
2021-03-09 11:01 ` Peter Maydell
2021-03-09 11:01 ` Peter Maydell
2021-03-09 11:01 ` Peter Maydell
2021-03-09 11:01 ` Peter Maydell
2021-03-11 12:35 ` Steven Price
2021-03-11 12:35 ` Steven Price
2021-03-11 12:35 ` Steven Price
2021-03-11 12:35 ` Steven Price
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