From: Catalin Marinas <catalin.marinas@arm.com>
To: Julien Thierry <julien.thierry@arm.com>
Cc: linux-arm-kernel@lists.infradead.org, mark.rutland@arm.com,
daniel.thompson@linaro.org, marc.zyngier@arm.com,
will.deacon@arm.com, linux-kernel@vger.kernel.org,
christoffer.dall@arm.com, james.morse@arm.com,
Oleg Nesterov <oleg@redhat.com>,
joel@joelfernandes.org
Subject: Re: [PATCH v8 07/26] arm64: ptrace: Provide definitions for PMR values
Date: Mon, 14 Jan 2019 16:12:36 +0000 [thread overview]
Message-ID: <20190114161235.GC84430@arrakis.emea.arm.com> (raw)
In-Reply-To: <1546956464-48825-8-git-send-email-julien.thierry@arm.com>
On Tue, Jan 08, 2019 at 02:07:25PM +0000, Julien Thierry wrote:
> Introduce fixed values for PMR that are going to be used to mask and
> unmask interrupts by priority.
>
> The current priority given to GIC interrupts is 0xa0, so clearing PMR's
> most significant bit is enough to mask interrupts.
>
> Signed-off-by: Julien Thierry <julien.thierry@arm.com>
> Suggested-by: Daniel Thompson <daniel.thompson@linaro.org>
> Cc: Oleg Nesterov <oleg@redhat.com>
> Cc: Catalin Marinas <catalin.marinas@arm.com>
> Cc: Will Deacon <will.deacon@arm.com>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
WARNING: multiple messages have this Message-ID (diff)
From: Catalin Marinas <catalin.marinas@arm.com>
To: Julien Thierry <julien.thierry@arm.com>
Cc: mark.rutland@arm.com, daniel.thompson@linaro.org,
marc.zyngier@arm.com, will.deacon@arm.com,
linux-kernel@vger.kernel.org, christoffer.dall@arm.com,
james.morse@arm.com, Oleg Nesterov <oleg@redhat.com>,
joel@joelfernandes.org, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v8 07/26] arm64: ptrace: Provide definitions for PMR values
Date: Mon, 14 Jan 2019 16:12:36 +0000 [thread overview]
Message-ID: <20190114161235.GC84430@arrakis.emea.arm.com> (raw)
In-Reply-To: <1546956464-48825-8-git-send-email-julien.thierry@arm.com>
On Tue, Jan 08, 2019 at 02:07:25PM +0000, Julien Thierry wrote:
> Introduce fixed values for PMR that are going to be used to mask and
> unmask interrupts by priority.
>
> The current priority given to GIC interrupts is 0xa0, so clearing PMR's
> most significant bit is enough to mask interrupts.
>
> Signed-off-by: Julien Thierry <julien.thierry@arm.com>
> Suggested-by: Daniel Thompson <daniel.thompson@linaro.org>
> Cc: Oleg Nesterov <oleg@redhat.com>
> Cc: Catalin Marinas <catalin.marinas@arm.com>
> Cc: Will Deacon <will.deacon@arm.com>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
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next prev parent reply other threads:[~2019-01-14 16:12 UTC|newest]
Thread overview: 117+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-08 14:07 [PATCH v8 00/26] arm64: provide pseudo NMI with GICv3 Julien Thierry
2019-01-08 14:07 ` Julien Thierry
2019-01-08 14:07 ` [PATCH v8 01/26] arm64: Fix HCR.TGE status for NMI contexts Julien Thierry
2019-01-08 14:07 ` Julien Thierry
2019-01-14 15:56 ` Catalin Marinas
2019-01-14 15:56 ` Catalin Marinas
2019-01-14 16:12 ` Julien Thierry
2019-01-14 16:12 ` Julien Thierry
2019-01-14 17:25 ` James Morse
2019-01-14 17:25 ` James Morse
2019-01-16 13:35 ` Sasha Levin
2019-01-16 13:35 ` Sasha Levin
2019-01-28 9:16 ` Marc Zyngier
2019-01-28 9:16 ` Marc Zyngier
2019-01-28 9:16 ` Marc Zyngier
2019-01-08 14:07 ` [PATCH v8 02/26] arm64: Remove unused daif related functions/macros Julien Thierry
2019-01-08 14:07 ` Julien Thierry
2019-01-08 14:07 ` [PATCH v8 03/26] arm64: cpufeature: Set SYSREG_GIC_CPUIF as a boot system feature Julien Thierry
2019-01-08 14:07 ` Julien Thierry
2019-01-08 14:07 ` [PATCH v8 04/26] arm64: cpufeature: Add cpufeature for IRQ priority masking Julien Thierry
2019-01-08 14:07 ` Julien Thierry
2019-01-08 14:07 ` [PATCH v8 05/26] arm/arm64: gic-v3: Add PMR and RPR accessors Julien Thierry
2019-01-08 14:07 ` Julien Thierry
2019-01-08 14:07 ` [PATCH v8 06/26] irqchip/gic-v3: Switch to PMR masking before calling IRQ handler Julien Thierry
2019-01-08 14:07 ` Julien Thierry
2019-01-08 14:07 ` [PATCH v8 07/26] arm64: ptrace: Provide definitions for PMR values Julien Thierry
2019-01-08 14:07 ` Julien Thierry
2019-01-14 16:12 ` Catalin Marinas [this message]
2019-01-14 16:12 ` Catalin Marinas
2019-01-08 14:07 ` [PATCH v8 08/26] arm64: Make PMR part of task context Julien Thierry
2019-01-08 14:07 ` Julien Thierry
2019-01-18 16:10 ` Catalin Marinas
2019-01-18 16:10 ` Catalin Marinas
2019-01-08 14:07 ` [PATCH v8 09/26] arm64: Unmask PMR before going idle Julien Thierry
2019-01-08 14:07 ` Julien Thierry
2019-01-18 16:23 ` Catalin Marinas
2019-01-18 16:23 ` Catalin Marinas
2019-01-18 17:17 ` Julien Thierry
2019-01-18 17:17 ` Julien Thierry
2019-01-08 14:07 ` [PATCH v8 10/26] arm64: kvm: Unmask PMR before entering guest Julien Thierry
2019-01-08 14:07 ` Julien Thierry
2019-01-18 16:25 ` Catalin Marinas
2019-01-18 16:25 ` Catalin Marinas
2019-01-08 14:07 ` [PATCH v8 11/26] efi: Let architectures decide the flags that should be saved/restored Julien Thierry
2019-01-08 14:07 ` Julien Thierry
2019-01-18 16:26 ` Catalin Marinas
2019-01-18 16:26 ` Catalin Marinas
2019-01-08 14:07 ` [PATCH v8 12/26] arm64: irqflags: Use ICC_PMR_EL1 for interrupt masking Julien Thierry
2019-01-08 14:07 ` Julien Thierry
2019-01-08 15:40 ` Dave Martin
2019-01-08 15:40 ` Dave Martin
2019-01-08 15:51 ` Marc Zyngier
2019-01-08 15:51 ` Marc Zyngier
2019-01-08 16:45 ` Dave Martin
2019-01-08 16:45 ` Dave Martin
2019-01-08 17:16 ` Marc Zyngier
2019-01-08 17:16 ` Marc Zyngier
2019-01-08 18:01 ` Dave Martin
2019-01-08 18:01 ` Dave Martin
2019-01-08 17:58 ` Julien Thierry
2019-01-08 17:58 ` Julien Thierry
2019-01-08 18:37 ` Dave Martin
2019-01-08 18:37 ` Dave Martin
2019-01-18 16:09 ` Catalin Marinas
2019-01-18 16:09 ` Catalin Marinas
2019-01-18 16:57 ` Julien Thierry
2019-01-18 16:57 ` Julien Thierry
2019-01-18 17:30 ` Catalin Marinas
2019-01-18 17:30 ` Catalin Marinas
2019-01-18 17:33 ` Catalin Marinas
2019-01-18 17:33 ` Catalin Marinas
2019-01-21 8:45 ` Julien Thierry
2019-01-21 8:45 ` Julien Thierry
2019-01-18 16:35 ` Dave Martin
2019-01-18 16:35 ` Dave Martin
2019-01-18 17:27 ` Julien Thierry
2019-01-18 17:27 ` Julien Thierry
2019-01-18 18:23 ` Dave Martin
2019-01-18 18:23 ` Dave Martin
2019-01-08 14:07 ` [PATCH v8 13/26] arm64: daifflags: Include PMR in daifflags restore operations Julien Thierry
2019-01-08 14:07 ` Julien Thierry
2019-01-18 16:43 ` Catalin Marinas
2019-01-18 16:43 ` Catalin Marinas
2019-01-08 14:07 ` [PATCH v8 14/26] arm64: alternative: Allow alternative status checking per cpufeature Julien Thierry
2019-01-08 14:07 ` Julien Thierry
2019-01-08 14:07 ` [PATCH v8 15/26] arm64: alternative: Apply alternatives early in boot process Julien Thierry
2019-01-08 14:07 ` Julien Thierry
2019-01-08 14:51 ` Suzuki K Poulose
2019-01-08 14:51 ` Suzuki K Poulose
2019-01-08 15:20 ` Julien Thierry
2019-01-08 15:20 ` Julien Thierry
2019-01-08 17:40 ` Suzuki K Poulose
2019-01-08 17:40 ` Suzuki K Poulose
2019-01-10 10:50 ` Julien Thierry
2019-01-10 10:50 ` Julien Thierry
2019-01-08 14:07 ` [PATCH v8 16/26] irqchip/gic-v3: Factor group0 detection into functions Julien Thierry
2019-01-08 14:07 ` Julien Thierry
2019-01-08 14:07 ` [PATCH v8 17/26] arm64: Switch to PMR masking when starting CPUs Julien Thierry
2019-01-08 14:07 ` Julien Thierry
2019-01-08 14:07 ` [PATCH v8 18/26] arm64: gic-v3: Implement arch support for priority masking Julien Thierry
2019-01-08 14:07 ` Julien Thierry
2019-01-08 14:07 ` [PATCH v8 19/26] irqchip/gic-v3: Detect if GIC can support pseudo-NMIs Julien Thierry
2019-01-08 14:07 ` Julien Thierry
2019-01-08 14:07 ` [PATCH v8 20/26] irqchip/gic-v3: Handle pseudo-NMIs Julien Thierry
2019-01-08 14:07 ` Julien Thierry
2019-01-08 14:07 ` [PATCH v8 21/26] irqchip/gic: Add functions to access irq priorities Julien Thierry
2019-01-08 14:07 ` Julien Thierry
2019-01-08 14:07 ` [PATCH v8 22/26] irqchip/gic-v3: Allow interrupts to be set as pseudo-NMI Julien Thierry
2019-01-08 14:07 ` Julien Thierry
2019-01-08 14:07 ` [PATCH v8 23/26] arm64: Handle serror in NMI context Julien Thierry
2019-01-08 14:07 ` Julien Thierry
2019-01-08 14:07 ` [PATCH v8 24/26] arm64: Skip preemption when exiting an NMI Julien Thierry
2019-01-08 14:07 ` Julien Thierry
2019-01-08 14:07 ` [PATCH v8 25/26] arm64: Skip irqflags tracing for NMI in IRQs disabled context Julien Thierry
2019-01-08 14:07 ` Julien Thierry
2019-01-08 14:07 ` [PATCH v8 26/26] arm64: Enable the support of pseudo-NMIs Julien Thierry
2019-01-08 14:07 ` Julien Thierry
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