From: Marc Zyngier <marc.zyngier@arm.com>
To: Russell King - ARM Linux <linux@armlinux.org.uk>
Cc: linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
kvmarm@lists.cs.columbia.edu, Mark Rutland <mark.rutland@arm.com>,
Peter Maydell <peter.maydell@linaro.org>,
Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
Ard Biesheuvel <ard.biesheuvel@linaro.org>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will.deacon@arm.com>, Jon Masters <jcm@redhat.com>,
Robin Murphy <robin.murphy@arm.com>,
Christoffer Dall <christoffer.dall@linaro.org>
Subject: Re: [PATCH v2 08/16] arm/arm64: KVM: Advertise SMCCC v1.1
Date: Tue, 30 Jan 2018 12:28:09 +0000 [thread overview]
Message-ID: <9099a76f-2235-59e6-e7eb-b924fa4bbf54@arm.com> (raw)
In-Reply-To: <20180130002328.GB9418@n2100.armlinux.org.uk>
On 30/01/18 00:23, Russell King - ARM Linux wrote:
> On Mon, Jan 29, 2018 at 05:45:51PM +0000, Marc Zyngier wrote:
>> The new SMC Calling Convention (v1.1) allows for a reduced overhead
>> when calling into the firmware, and provides a new feature discovery
>> mechanism.
>>
>> Make it visible to KVM guests.
>>
>> Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
>> ---
>> Documentation/virtual/kvm/arm/psci.txt | 12 +++++++-----
>> arch/arm/kvm/handle_exit.c | 2 +-
>> arch/arm64/kvm/handle_exit.c | 2 +-
>> include/kvm/arm_psci.h | 2 +-
>> include/linux/arm-smccc.h | 13 +++++++++++++
>> virt/kvm/arm/psci.c | 24 +++++++++++++++++++++++-
>> 6 files changed, 46 insertions(+), 9 deletions(-)
>>
>> diff --git a/Documentation/virtual/kvm/arm/psci.txt b/Documentation/virtual/kvm/arm/psci.txt
>> index 2e49a4e9f084..aafdab887b04 100644
>> --- a/Documentation/virtual/kvm/arm/psci.txt
>> +++ b/Documentation/virtual/kvm/arm/psci.txt
>> @@ -13,7 +13,7 @@ a migration causes a different PSCI version to be exposed out of the
>> blue to an unsuspecting guest.
>>
>> In order to remedy this situation, KVM exposes a set of "firmware
>> -pseuodo-registers" that can be manipulated using the GET/SET_ONE_REG
>> +pseudo-registers" that can be manipulated using the GET/SET_ONE_REG
>
> This should surely be in patch 7?
Indeed. Thanks for the heads up.
M.
--
Jazz is not dead. It just smells funny...
next prev parent reply other threads:[~2018-01-30 12:28 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-29 17:45 [PATCH v2 00/16] arm64: Add SMCCC v1.1 support and CVE-2017-5715 (Spectre variant 2) mitigation Marc Zyngier
2018-01-29 17:45 ` [PATCH v2 01/16] arm64: KVM: Fix SMCCC handling of unimplemented SMC/HVC calls Marc Zyngier
2018-01-29 17:45 ` [PATCH v2 02/16] arm: " Marc Zyngier
2018-01-29 17:45 ` [PATCH v2 03/16] arm/arm64: KVM: Consolidate the PSCI include files Marc Zyngier
2018-01-29 17:45 ` [PATCH v2 04/16] arm/arm64: KVM: Add PSCI_VERSION helper Marc Zyngier
2018-01-30 13:15 ` Robin Murphy
2018-01-30 14:52 ` Marc Zyngier
2018-01-29 17:45 ` [PATCH v2 05/16] arm/arm64: KVM: Add smccc accessors to PSCI code Marc Zyngier
2018-01-29 17:45 ` [PATCH v2 06/16] arm/arm64: KVM: Implement PSCI 1.0 support Marc Zyngier
2018-01-29 17:45 ` [PATCH v2 07/16] arm/arm64: KVM: Add PSCI version selection API Marc Zyngier
2018-01-31 17:38 ` Andrew Jones
2018-01-31 17:45 ` Marc Zyngier
2018-01-31 18:03 ` Andrew Jones
2018-01-31 18:36 ` Marc Zyngier
2018-01-31 19:15 ` Andrew Jones
2018-01-31 18:11 ` kbuild test robot
2018-01-29 17:45 ` [PATCH v2 08/16] arm/arm64: KVM: Advertise SMCCC v1.1 Marc Zyngier
2018-01-30 0:23 ` Russell King - ARM Linux
2018-01-30 12:28 ` Marc Zyngier [this message]
2018-01-29 17:45 ` [PATCH v2 09/16] arm/arm64: KVM: Turn kvm_psci_version into a static inline Marc Zyngier
2018-01-29 17:45 ` [PATCH v2 10/16] arm64: KVM: Report SMCCC_ARCH_WORKAROUND_1 BP hardening support Marc Zyngier
2018-01-30 12:38 ` Robin Murphy
2018-01-29 17:45 ` [PATCH v2 11/16] arm64: KVM: Add SMCCC_ARCH_WORKAROUND_1 fast handling Marc Zyngier
2018-01-29 17:45 ` [PATCH v2 12/16] firmware/psci: Expose PSCI conduit Marc Zyngier
2018-01-29 17:55 ` Lorenzo Pieralisi
2018-01-29 17:45 ` [PATCH v2 13/16] firmware/psci: Expose SMCCC version through psci_ops Marc Zyngier
2018-01-29 18:39 ` Lorenzo Pieralisi
2018-01-30 12:09 ` Marc Zyngier
2018-01-30 12:55 ` Robin Murphy
2018-01-30 13:51 ` Marc Zyngier
2018-01-29 17:45 ` [PATCH v2 14/16] arm/arm64: smccc: Make function identifiers an unsigned quantity Marc Zyngier
2018-01-29 17:45 ` [PATCH v2 15/16] arm/arm64: smccc: Implement SMCCC v1.1 inline primitive Marc Zyngier
2018-01-29 19:07 ` Robin Murphy
2018-01-30 8:54 ` Marc Zyngier
2018-01-29 21:45 ` Ard Biesheuvel
2018-01-30 12:27 ` Marc Zyngier
2018-01-30 12:29 ` Ard Biesheuvel
2018-01-29 17:45 ` [PATCH v2 16/16] arm64: Add ARM_SMCCC_ARCH_WORKAROUND_1 BP hardening support Marc Zyngier
2018-01-29 19:41 ` Ard Biesheuvel
2018-01-30 12:10 ` Marc Zyngier
2018-01-31 13:56 ` Hanjun Guo
2018-01-31 14:11 ` Marc Zyngier
2018-01-31 14:35 ` Ard Biesheuvel
2018-01-31 14:38 ` Ard Biesheuvel
2018-01-31 15:05 ` Marc Zyngier
2018-02-01 2:40 ` Hanjun Guo
2018-02-01 6:52 ` Hanjun Guo
2018-02-01 8:53 ` Marc Zyngier
2018-02-02 3:43 ` Hanjun Guo
2018-06-09 13:22 ` [PATCH v2 00/16] arm64: Add SMCCC v1.1 support and CVE-2017-5715 (Spectre variant 2) mitigation Jon Masters
2018-06-09 14:06 ` Marc Zyngier
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