From: Linus Walleij <linus.walleij@linaro.org>
To: Mohamed Mediouni <mohamed.mediouni@caramail.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Hector Martin <marcan@marcan.st>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Marc Zyngier <maz@kernel.org>, Will Deacon <will@kernel.org>,
Linux ARM <linux-arm-kernel@lists.infradead.org>,
Stan Skowronek <stan@corellium.com>
Subject: Re: [RFC PATCH 7/7] irqchip/apple-aic: add SMP support to the Apple AIC driver.
Date: Tue, 2 Feb 2021 20:15:26 +0100 [thread overview]
Message-ID: <CACRpkdaHJz+9FvAeuTbGPzMjosko-a5FKE2aXnenbNdPLYEbNw@mail.gmail.com> (raw)
In-Reply-To: <20210120132717.395873-8-mohamed.mediouni@caramail.com>
Hi Mohamed,
just a small drive-by comment:
On Wed, Jan 20, 2021 at 2:32 PM Mohamed Mediouni
<mohamed.mediouni@caramail.com> wrote:
> + for_each_cpu (cpu, mask) {
> + smp_mb__before_atomic();
> + atomic_or(1u << irqnr, per_cpu_ptr(&aic_ipi_mask, cpu));
Use:
#include <linux/bits.h>
atomic_or(BIT(irqnr), per_cpu_ptr(&aic_ipi_mask, cpu));
Yours,
Linus Walleij
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prev parent reply other threads:[~2021-02-02 19:16 UTC|newest]
Thread overview: 55+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-20 13:27 [RFC PATCH 0/7] Linux on Apple Silicon Mohamed Mediouni
2021-01-20 13:27 ` [RFC PATCH 1/7] arm64: kernel: FIQ support Mohamed Mediouni
2021-01-20 13:27 ` [RFC PATCH 2/7] arm64: kernel: Add a WFI hook Mohamed Mediouni
2021-01-20 16:46 ` Alexander Graf
[not found] ` <94C20F55-D3B8-4349-B26F-9EA8AAEBF639@caramail.com>
2021-01-21 12:33 ` Hector Martin 'marcan'
2021-01-21 10:52 ` Arnd Bergmann
2021-01-21 11:01 ` Mohamed Mediouni
2021-01-21 11:36 ` Arnd Bergmann
2021-01-20 13:27 ` [RFC PATCH 3/7] arm64: mm: use nGnRnE instead of nGnRE on Apple processors Mohamed Mediouni
2021-01-20 16:47 ` Alexander Graf
2021-01-20 18:06 ` Mohamed Mediouni
2021-01-20 18:10 ` Alexander Graf
2021-01-21 11:27 ` Will Deacon
2021-01-21 11:38 ` Arnd Bergmann
2021-01-21 11:44 ` Marc Zyngier
2021-01-21 12:47 ` Will Deacon
2021-01-21 15:12 ` Mohamed Mediouni
2021-01-21 16:25 ` Marc Zyngier
2021-01-21 17:55 ` Will Deacon
2021-01-21 18:15 ` Marc Zyngier
2021-01-21 18:22 ` Mohamed Mediouni
2021-01-21 18:22 ` Will Deacon
2021-01-20 13:27 ` [RFC PATCH 4/7] irqchip/apple-aic: Add support for Apple AIC Mohamed Mediouni
2021-01-20 17:11 ` Alexander Graf
2021-01-20 18:04 ` Mohamed Mediouni
2021-01-20 20:16 ` Andrew Lunn
2021-01-20 21:18 ` Stan Skowronek
2021-01-21 9:48 ` Linus Walleij
2021-01-21 10:37 ` Arnd Bergmann
2021-01-21 15:29 ` Hector Martin 'marcan'
2021-01-21 17:09 ` Rob Herring
2021-01-21 17:45 ` Rob Herring
2021-01-21 16:44 ` Rob Herring
2021-01-21 16:53 ` Hector Martin 'marcan'
2021-01-20 13:27 ` [RFC PATCH 5/7] arm64/Kconfig: Add Apple Silicon SoC platform Mohamed Mediouni
2021-01-20 13:27 ` [RFC PATCH 6/7] arm64: kernel: Apple CPU start driver Mohamed Mediouni
2021-01-21 11:14 ` Arnd Bergmann
2021-01-20 13:27 ` [RFC PATCH 7/7] irqchip/apple-aic: add SMP support to the Apple AIC driver Mohamed Mediouni
2021-01-21 12:44 ` Arnd Bergmann
2021-01-21 12:50 ` Mohamed Mediouni
2021-01-21 13:00 ` Arnd Bergmann
2021-01-21 13:01 ` Hector Martin 'marcan'
2021-01-21 13:22 ` Marc Zyngier
2021-01-21 13:32 ` Mark Rutland
2021-01-21 14:05 ` Marc Zyngier
2021-01-21 13:34 ` Mohamed Mediouni
2021-01-21 14:10 ` Marc Zyngier
2021-01-21 15:09 ` Arnd Bergmann
2021-01-21 15:18 ` Mohamed Mediouni
2021-01-21 16:40 ` Rob Herring
2021-01-21 16:43 ` Mohamed Mediouni
2021-01-21 17:37 ` Rob Herring
2021-01-21 18:08 ` Mohamed Mediouni
2021-01-21 18:57 ` Rob Herring
2021-02-02 19:15 ` Linus Walleij [this message]
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