From: Will Deacon <will@kernel.org>
To: Steven Price <steven.price@arm.com>
Cc: "Catalin Marinas" <catalin.marinas@arm.com>,
"Marc Zyngier" <maz@kernel.org>,
"Paolo Bonzini" <pbonzini@redhat.com>,
"Radim Krčmář" <rkrcmar@redhat.com>,
"Russell King" <linux@armlinux.org.uk>,
"James Morse" <james.morse@arm.com>,
"Julien Thierry" <julien.thierry.kdev@gmail.com>,
"Suzuki K Pouloze" <suzuki.poulose@arm.com>,
kvm@vger.kernel.org, kvmarm@lists.cs.columbia.edu,
linux-arm-kernel@lists.infradead.org, linux-doc@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 7/9] arm/arm64: Provide a wrapper for SMCCC 1.1 calls
Date: Mon, 5 Aug 2019 11:03:14 +0100 [thread overview]
Message-ID: <20190805100313.x65743i3n4qx6gyc@willie-the-truck> (raw)
In-Reply-To: <20190802145017.42543-8-steven.price@arm.com>
On Fri, Aug 02, 2019 at 03:50:15PM +0100, Steven Price wrote:
> SMCCC 1.1 calls may use either HVC or SMC depending on the PSCI
> conduit. Rather than coding this in every call site provide a macro
> which uses the correct instruction. The macro also handles the case
> where no PSCI conduit is configured returning a not supported error
> in res, along with returning the conduit used for the call.
>
> This allow us to remove some duplicated code and will be useful later
> when adding paravirtualized time hypervisor calls.
>
> Signed-off-by: Steven Price <steven.price@arm.com>
> ---
> include/linux/arm-smccc.h | 44 +++++++++++++++++++++++++++++++++++++++
> 1 file changed, 44 insertions(+)
Acked-by: Will Deacon <will@kernel.org>
Will
WARNING: multiple messages have this Message-ID (diff)
From: Will Deacon <will@kernel.org>
To: Steven Price <steven.price@arm.com>
Cc: kvm@vger.kernel.org, Catalin Marinas <catalin.marinas@arm.com>,
linux-doc@vger.kernel.org, Russell King <linux@armlinux.org.uk>,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
Marc Zyngier <maz@kernel.org>,
Paolo Bonzini <pbonzini@redhat.com>,
kvmarm@lists.cs.columbia.edu
Subject: Re: [PATCH 7/9] arm/arm64: Provide a wrapper for SMCCC 1.1 calls
Date: Mon, 5 Aug 2019 11:03:14 +0100 [thread overview]
Message-ID: <20190805100313.x65743i3n4qx6gyc@willie-the-truck> (raw)
In-Reply-To: <20190802145017.42543-8-steven.price@arm.com>
On Fri, Aug 02, 2019 at 03:50:15PM +0100, Steven Price wrote:
> SMCCC 1.1 calls may use either HVC or SMC depending on the PSCI
> conduit. Rather than coding this in every call site provide a macro
> which uses the correct instruction. The macro also handles the case
> where no PSCI conduit is configured returning a not supported error
> in res, along with returning the conduit used for the call.
>
> This allow us to remove some duplicated code and will be useful later
> when adding paravirtualized time hypervisor calls.
>
> Signed-off-by: Steven Price <steven.price@arm.com>
> ---
> include/linux/arm-smccc.h | 44 +++++++++++++++++++++++++++++++++++++++
> 1 file changed, 44 insertions(+)
Acked-by: Will Deacon <will@kernel.org>
Will
_______________________________________________
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: Will Deacon <will@kernel.org>
To: Steven Price <steven.price@arm.com>
Cc: kvm@vger.kernel.org, "Radim Krčmář" <rkrcmar@redhat.com>,
"Catalin Marinas" <catalin.marinas@arm.com>,
"Suzuki K Pouloze" <suzuki.poulose@arm.com>,
linux-doc@vger.kernel.org, "Russell King" <linux@armlinux.org.uk>,
linux-kernel@vger.kernel.org, "James Morse" <james.morse@arm.com>,
linux-arm-kernel@lists.infradead.org,
"Marc Zyngier" <maz@kernel.org>,
"Paolo Bonzini" <pbonzini@redhat.com>,
kvmarm@lists.cs.columbia.edu,
"Julien Thierry" <julien.thierry.kdev@gmail.com>
Subject: Re: [PATCH 7/9] arm/arm64: Provide a wrapper for SMCCC 1.1 calls
Date: Mon, 5 Aug 2019 11:03:14 +0100 [thread overview]
Message-ID: <20190805100313.x65743i3n4qx6gyc@willie-the-truck> (raw)
In-Reply-To: <20190802145017.42543-8-steven.price@arm.com>
On Fri, Aug 02, 2019 at 03:50:15PM +0100, Steven Price wrote:
> SMCCC 1.1 calls may use either HVC or SMC depending on the PSCI
> conduit. Rather than coding this in every call site provide a macro
> which uses the correct instruction. The macro also handles the case
> where no PSCI conduit is configured returning a not supported error
> in res, along with returning the conduit used for the call.
>
> This allow us to remove some duplicated code and will be useful later
> when adding paravirtualized time hypervisor calls.
>
> Signed-off-by: Steven Price <steven.price@arm.com>
> ---
> include/linux/arm-smccc.h | 44 +++++++++++++++++++++++++++++++++++++++
> 1 file changed, 44 insertions(+)
Acked-by: Will Deacon <will@kernel.org>
Will
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2019-08-05 10:03 UTC|newest]
Thread overview: 141+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-02 14:50 [PATCH 0/9] arm64: Stolen time support Steven Price
2019-08-02 14:50 ` Steven Price
2019-08-02 14:50 ` Steven Price
2019-08-02 14:50 ` [PATCH 1/9] KVM: arm64: Document PV-time interface Steven Price
2019-08-02 14:50 ` Steven Price
2019-08-02 14:50 ` Steven Price
2019-08-03 11:13 ` Marc Zyngier
2019-08-03 11:13 ` Marc Zyngier
2019-08-03 11:13 ` Marc Zyngier
2019-08-05 13:06 ` Steven Price
2019-08-05 13:06 ` Steven Price
2019-08-05 13:06 ` Steven Price
2019-08-05 3:23 ` Zenghui Yu
2019-08-05 3:23 ` Zenghui Yu
2019-08-05 3:23 ` Zenghui Yu
2019-08-05 13:06 ` Steven Price
2019-08-05 13:06 ` Steven Price
2019-08-05 13:06 ` Steven Price
2019-08-05 16:40 ` Christophe de Dinechin
2019-08-05 16:40 ` Christophe de Dinechin
2019-08-05 16:40 ` Christophe de Dinechin
2019-08-07 13:21 ` Steven Price
2019-08-07 13:21 ` Steven Price
2019-08-07 13:21 ` Steven Price
2019-08-07 14:28 ` Christophe de Dinechin
2019-08-07 15:26 ` Steven Price
2019-08-07 15:26 ` Steven Price
2019-08-07 15:26 ` Steven Price
2019-08-02 14:50 ` [PATCH 2/9] KVM: arm/arm64: Factor out hypercall handling from PSCI code Steven Price
2019-08-02 14:50 ` Steven Price
2019-08-02 14:50 ` Steven Price
2019-08-02 14:50 ` [PATCH 3/9] KVM: arm64: Implement PV_FEATURES call Steven Price
2019-08-02 14:50 ` Steven Price
2019-08-02 14:50 ` Steven Price
2019-08-03 11:21 ` Marc Zyngier
2019-08-03 11:21 ` Marc Zyngier
2019-08-03 11:21 ` Marc Zyngier
2019-08-05 13:14 ` Steven Price
2019-08-05 13:14 ` Steven Price
2019-08-05 13:14 ` Steven Price
2019-08-02 14:50 ` [PATCH 4/9] KVM: arm64: Support stolen time reporting via shared structure Steven Price
2019-08-02 14:50 ` Steven Price
2019-08-02 14:50 ` Steven Price
2019-08-03 11:55 ` Marc Zyngier
2019-08-03 11:55 ` Marc Zyngier
2019-08-03 11:55 ` Marc Zyngier
2019-08-05 14:09 ` Steven Price
2019-08-05 14:09 ` Steven Price
2019-08-05 14:09 ` Steven Price
2019-08-03 17:58 ` Marc Zyngier
2019-08-03 17:58 ` Marc Zyngier
2019-08-03 17:58 ` Marc Zyngier
2019-08-03 18:13 ` Marc Zyngier
2019-08-03 18:13 ` Marc Zyngier
2019-08-03 18:13 ` Marc Zyngier
2019-08-05 14:18 ` Steven Price
2019-08-05 14:18 ` Steven Price
2019-08-05 14:18 ` Steven Price
2019-08-02 14:50 ` [PATCH 5/9] KVM: Allow kvm_device_ops to be const Steven Price
2019-08-02 14:50 ` Steven Price
2019-08-02 14:50 ` Steven Price
2019-08-02 14:50 ` [PATCH 6/9] KVM: arm64: Provide a PV_TIME device to user space Steven Price
2019-08-02 14:50 ` Steven Price
2019-08-02 14:50 ` Steven Price
2019-08-03 12:51 ` Marc Zyngier
2019-08-03 12:51 ` Marc Zyngier
2019-08-03 12:51 ` Marc Zyngier
2019-08-03 17:34 ` Marc Zyngier
2019-08-03 17:34 ` Marc Zyngier
2019-08-03 17:34 ` Marc Zyngier
2019-08-07 13:39 ` Steven Price
2019-08-07 13:39 ` Steven Price
2019-08-07 13:39 ` Steven Price
2019-08-07 13:51 ` Marc Zyngier
2019-08-07 13:51 ` Marc Zyngier
2019-08-07 13:51 ` Marc Zyngier
2019-08-05 16:10 ` Steven Price
2019-08-05 16:10 ` Steven Price
2019-08-05 16:10 ` Steven Price
2019-08-05 16:28 ` Marc Zyngier
2019-08-05 16:28 ` Marc Zyngier
2019-08-05 16:28 ` Marc Zyngier
2019-08-02 14:50 ` [PATCH 7/9] arm/arm64: Provide a wrapper for SMCCC 1.1 calls Steven Price
2019-08-02 14:50 ` Steven Price
2019-08-02 14:50 ` Steven Price
2019-08-05 10:03 ` Will Deacon [this message]
2019-08-05 10:03 ` Will Deacon
2019-08-05 10:03 ` Will Deacon
2019-08-02 14:50 ` [PATCH 8/9] arm/arm64: Make use of the SMCCC 1.1 wrapper Steven Price
2019-08-02 14:50 ` Steven Price
2019-08-02 14:50 ` Steven Price
2019-08-02 14:50 ` [PATCH 9/9] arm64: Retrieve stolen time as paravirtualized guest Steven Price
2019-08-02 14:50 ` Steven Price
2019-08-02 14:50 ` Steven Price
2019-08-04 9:53 ` Marc Zyngier
2019-08-04 9:53 ` Marc Zyngier
2019-08-04 9:53 ` Marc Zyngier
2019-08-08 15:29 ` Steven Price
2019-08-08 15:29 ` Steven Price
2019-08-08 15:29 ` Steven Price
2019-08-08 15:49 ` Marc Zyngier
2019-08-08 15:49 ` Marc Zyngier
2019-08-08 15:49 ` Marc Zyngier
2019-08-09 13:51 ` Zenghui Yu
2019-08-09 13:51 ` Zenghui Yu
2019-08-09 13:51 ` Zenghui Yu
2019-08-12 10:39 ` Steven Price
2019-08-12 10:39 ` Steven Price
2019-08-12 10:39 ` Steven Price
2019-08-13 6:06 ` Zenghui Yu
2019-08-13 6:06 ` Zenghui Yu
2019-08-13 6:06 ` Zenghui Yu
2019-08-03 18:05 ` [PATCH 0/9] arm64: Stolen time support Marc Zyngier
2019-08-03 18:05 ` Marc Zyngier
2019-08-03 18:05 ` Marc Zyngier
2019-08-05 13:06 ` Steven Price
2019-08-05 13:06 ` Steven Price
2019-08-05 13:06 ` Steven Price
2019-08-05 13:26 ` Marc Zyngier
2019-08-05 13:26 ` Marc Zyngier
2019-08-05 13:26 ` Marc Zyngier
2019-08-14 13:02 ` Alexander Graf
2019-08-14 13:02 ` Alexander Graf
2019-08-14 13:02 ` Alexander Graf
2019-08-14 14:19 ` Marc Zyngier
2019-08-14 14:19 ` Marc Zyngier
2019-08-14 14:52 ` [UNVERIFIED SENDER] " Alexander Graf
2019-08-14 14:52 ` Alexander Graf
2019-08-14 14:52 ` Alexander Graf
2019-08-16 10:23 ` Steven Price
2019-08-16 10:23 ` Steven Price
2019-08-16 10:23 ` Steven Price
2020-07-21 3:26 ` zhukeqian
2020-07-21 3:26 ` zhukeqian
2020-07-21 3:26 ` zhukeqian
2020-07-27 10:48 ` Steven Price
2020-07-27 10:48 ` Steven Price
2020-07-27 10:48 ` Steven Price
2020-07-29 2:57 ` zhukeqian
2020-07-29 2:57 ` zhukeqian
2020-07-29 2:57 ` zhukeqian
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