From: Catalin Marinas <catalin.marinas-5wv7dgnIgG8@public.gmane.org>
To: James Morse <james.morse-5wv7dgnIgG8@public.gmane.org>
Cc: linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Lorenzo Pieralisi
<lorenzo.pieralisi-5wv7dgnIgG8@public.gmane.org>,
Marc Zyngier <marc.zyngier-5wv7dgnIgG8@public.gmane.org>,
Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>,
Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Loc Ho <lho-qTEPVZfXA3Y@public.gmane.org>,
kvmarm-FPEHb7Xf0XXUo1n7N8X6UoWGPAHP3yOg@public.gmane.org,
Christoffer Dall
<christoffer.dall-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
Subject: Re: [PATCH v4 08/13] arm64: Add vmap_stack header file
Date: Wed, 18 Oct 2017 12:10:34 +0100 [thread overview]
Message-ID: <20171018111033.25akkmnqsuff2wqk@armageddon.cambridge.arm.com> (raw)
In-Reply-To: <20171017174432.1684-9-james.morse-5wv7dgnIgG8@public.gmane.org>
On Tue, Oct 17, 2017 at 06:44:27PM +0100, James Morse wrote:
> Today the arm64 arch code allocates an extra IRQ stack per-cpu. If we
> also have SDEI and VMAP stacks we need two extra per-cpu VMAP stacks.
>
> Move the VMAP stack allocation out to a helper in a new header file.
> This avoids missing THREADINFO_GFP, or getting the all-important alignment
> wrong.
>
> Signed-off-by: James Morse <james.morse-5wv7dgnIgG8@public.gmane.org>
Reviewed-by: Catalin Marinas <catalin.marinas-5wv7dgnIgG8@public.gmane.org>
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WARNING: multiple messages have this Message-ID (diff)
From: catalin.marinas@arm.com (Catalin Marinas)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v4 08/13] arm64: Add vmap_stack header file
Date: Wed, 18 Oct 2017 12:10:34 +0100 [thread overview]
Message-ID: <20171018111033.25akkmnqsuff2wqk@armageddon.cambridge.arm.com> (raw)
In-Reply-To: <20171017174432.1684-9-james.morse@arm.com>
On Tue, Oct 17, 2017 at 06:44:27PM +0100, James Morse wrote:
> Today the arm64 arch code allocates an extra IRQ stack per-cpu. If we
> also have SDEI and VMAP stacks we need two extra per-cpu VMAP stacks.
>
> Move the VMAP stack allocation out to a helper in a new header file.
> This avoids missing THREADINFO_GFP, or getting the all-important alignment
> wrong.
>
> Signed-off-by: James Morse <james.morse@arm.com>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
next prev parent reply other threads:[~2017-10-18 11:10 UTC|newest]
Thread overview: 68+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-17 17:44 [PATCH v4 00/13] arm64/firmware: Software Delegated Exception Interface James Morse
2017-10-17 17:44 ` James Morse
2017-10-17 17:44 ` [PATCH v4 04/13] arm64: alternatives: use tpidr_el2 on VHE hosts James Morse
2017-10-17 17:44 ` James Morse
2017-10-18 11:00 ` Catalin Marinas
2017-10-18 11:00 ` Catalin Marinas
2017-10-17 17:44 ` [PATCH v4 05/13] KVM: arm64: Stop save/restoring host tpidr_el1 on VHE James Morse
2017-10-17 17:44 ` James Morse
2017-10-17 17:44 ` [PATCH v4 06/13] Docs: dt: add devicetree binding for describing arm64 SDEI firmware James Morse
2017-10-17 17:44 ` James Morse
2017-10-17 17:44 ` [PATCH v4 09/13] arm64: kernel: Add arch-specific SDEI entry code and CPU masking James Morse
2017-10-17 17:44 ` James Morse
[not found] ` <20171017174432.1684-10-james.morse-5wv7dgnIgG8@public.gmane.org>
2017-10-18 11:18 ` Catalin Marinas
2017-10-18 11:18 ` Catalin Marinas
2017-10-17 17:44 ` [PATCH v4 11/13] firmware: arm_sdei: add support for CPU private events James Morse
2017-10-17 17:44 ` James Morse
[not found] ` <20171017174432.1684-12-james.morse-5wv7dgnIgG8@public.gmane.org>
2017-10-18 11:11 ` Catalin Marinas
2017-10-18 11:11 ` Catalin Marinas
2017-10-18 17:19 ` Will Deacon
2017-10-18 17:19 ` Will Deacon
[not found] ` <20171018171959.GJ21820-5wv7dgnIgG8@public.gmane.org>
2017-10-24 17:34 ` James Morse
2017-10-24 17:34 ` James Morse
[not found] ` <59EF798A.9000609-5wv7dgnIgG8@public.gmane.org>
2017-11-01 15:59 ` James Morse
2017-11-01 15:59 ` James Morse
[not found] ` <20171017174432.1684-1-james.morse-5wv7dgnIgG8@public.gmane.org>
2017-10-17 17:44 ` [PATCH v4 01/13] KVM: arm64: Store vcpu on the stack during __guest_enter() James Morse
2017-10-17 17:44 ` James Morse
2017-10-17 17:44 ` [PATCH v4 02/13] KVM: arm/arm64: Convert kvm_host_cpu_state to a static per-cpu allocation James Morse
2017-10-17 17:44 ` James Morse
2017-10-17 17:44 ` [PATCH v4 03/13] KVM: arm64: Change hyp_panic()s dependency on tpidr_el2 James Morse
2017-10-17 17:44 ` James Morse
2017-10-17 17:44 ` [PATCH v4 07/13] firmware: arm_sdei: Add driver for Software Delegated Exceptions James Morse
2017-10-17 17:44 ` James Morse
2017-10-18 11:09 ` Catalin Marinas
2017-10-18 11:09 ` Catalin Marinas
2017-10-17 17:44 ` [PATCH v4 08/13] arm64: Add vmap_stack header file James Morse
2017-10-17 17:44 ` James Morse
[not found] ` <20171017174432.1684-9-james.morse-5wv7dgnIgG8@public.gmane.org>
2017-10-18 11:10 ` Catalin Marinas [this message]
2017-10-18 11:10 ` Catalin Marinas
2017-10-17 17:44 ` [PATCH v4 10/13] firmware: arm_sdei: Add support for CPU and system power states James Morse
2017-10-17 17:44 ` James Morse
[not found] ` <20171017174432.1684-11-james.morse-5wv7dgnIgG8@public.gmane.org>
2017-10-18 11:11 ` Catalin Marinas
2017-10-18 11:11 ` Catalin Marinas
2017-10-18 17:17 ` Will Deacon
2017-10-18 17:17 ` Will Deacon
[not found] ` <20171018171747.GI21820-5wv7dgnIgG8@public.gmane.org>
2017-10-24 17:34 ` James Morse
2017-10-24 17:34 ` James Morse
[not found] ` <59EF799B.4040802-5wv7dgnIgG8@public.gmane.org>
2017-10-25 14:43 ` Will Deacon
2017-10-25 14:43 ` Will Deacon
2017-10-17 17:44 ` [PATCH v4 12/13] arm64: acpi: Remove __init from acpi_psci_use_hvc() for use by SDEI James Morse
2017-10-17 17:44 ` James Morse
2017-10-18 11:11 ` Catalin Marinas
2017-10-18 11:11 ` Catalin Marinas
2017-10-17 17:44 ` [PATCH v4 13/13] firmware: arm_sdei: Discover SDEI support via ACPI James Morse
2017-10-17 17:44 ` James Morse
[not found] ` <20171017174432.1684-14-james.morse-5wv7dgnIgG8@public.gmane.org>
2017-10-18 11:12 ` Catalin Marinas
2017-10-18 11:12 ` Catalin Marinas
2017-10-18 17:16 ` [PATCH v4 00/13] arm64/firmware: Software Delegated Exception Interface Will Deacon
2017-10-18 17:16 ` Will Deacon
2017-10-30 15:58 ` [PATCH v4 14/13] firmware: arm_sdei: Move cpuhotplug registration later James Morse
2017-10-30 15:58 ` James Morse
2017-11-01 15:59 ` [PATCH 15/13] firmware: arm_sdei: move the frozen flag under the spinlock James Morse
2017-11-01 15:59 ` James Morse
[not found] ` <20171101155941.19432-1-james.morse-5wv7dgnIgG8@public.gmane.org>
2017-11-08 15:11 ` James Morse
2017-11-08 15:11 ` James Morse
[not found] ` <5A031E9E.2090809-5wv7dgnIgG8@public.gmane.org>
2017-11-08 16:06 ` [PATCH v4 15/13] firmware: arm_sdei: be more robust against cpu-hotplug James Morse
2017-11-08 16:06 ` James Morse
[not found] ` <20171108160624.10355-1-james.morse-5wv7dgnIgG8@public.gmane.org>
2017-11-13 11:01 ` Will Deacon
2017-11-13 11:01 ` Will Deacon
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