From: Marc Zyngier <maz@kernel.org> To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Thomas Gleixner <tglx@linutronix.de>, Jason Cooper <jason@lakedaemon.net>, Russell King <linux@arm.linux.org.uk>, Nicolas Ferre <nicolas.ferre@microchip.com>, Alexandre Belloni <alexandre.belloni@bootlin.com>, Ludovic Desroches <ludovic.desroches@microchip.com>, Zenghui Yu <yuzenghui@huawei.com> Subject: [PATCH 0/4] irqchip: Random irq_retrigger fixes Date: Tue, 10 Mar 2020 18:49:17 +0000 [thread overview] Message-ID: <20200310184921.23552-1-maz@kernel.org> (raw) As I was investigating some ugly retrigger locking issues (see patch 4), I managed to find three occurences of irq_retrigger callbacks that return the wrong value, leading to a SW retrigger on top of the HW one. Not really a big deal, but definitely worth fixing. Marc Zyngier (4): irqchip/atmel-aic: Fix irq_retrigger callback return value irqchip/atmel-aic5: Fix irq_retrigger callback return value ARM: sa1111: Fix irq_retrigger callback return value irqchip/gic-v4: Provide irq_retrigger to avoid circular locking dependency arch/arm/common/sa1111.c | 7 +++++-- drivers/irqchip/irq-atmel-aic.c | 2 +- drivers/irqchip/irq-atmel-aic5.c | 2 +- drivers/irqchip/irq-gic-v3-its.c | 6 ++++++ 4 files changed, 13 insertions(+), 4 deletions(-) -- 2.20.1
WARNING: multiple messages have this Message-ID (diff)
From: Marc Zyngier <maz@kernel.org> To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Alexandre Belloni <alexandre.belloni@bootlin.com>, Russell King <linux@arm.linux.org.uk>, Jason Cooper <jason@lakedaemon.net>, Ludovic Desroches <ludovic.desroches@microchip.com>, Zenghui Yu <yuzenghui@huawei.com>, Thomas Gleixner <tglx@linutronix.de> Subject: [PATCH 0/4] irqchip: Random irq_retrigger fixes Date: Tue, 10 Mar 2020 18:49:17 +0000 [thread overview] Message-ID: <20200310184921.23552-1-maz@kernel.org> (raw) As I was investigating some ugly retrigger locking issues (see patch 4), I managed to find three occurences of irq_retrigger callbacks that return the wrong value, leading to a SW retrigger on top of the HW one. Not really a big deal, but definitely worth fixing. Marc Zyngier (4): irqchip/atmel-aic: Fix irq_retrigger callback return value irqchip/atmel-aic5: Fix irq_retrigger callback return value ARM: sa1111: Fix irq_retrigger callback return value irqchip/gic-v4: Provide irq_retrigger to avoid circular locking dependency arch/arm/common/sa1111.c | 7 +++++-- drivers/irqchip/irq-atmel-aic.c | 2 +- drivers/irqchip/irq-atmel-aic5.c | 2 +- drivers/irqchip/irq-gic-v3-its.c | 6 ++++++ 4 files changed, 13 insertions(+), 4 deletions(-) -- 2.20.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next reply other threads:[~2020-03-10 18:49 UTC|newest] Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-03-10 18:49 Marc Zyngier [this message] 2020-03-10 18:49 ` [PATCH 0/4] irqchip: Random irq_retrigger fixes Marc Zyngier 2020-03-10 18:49 ` [PATCH 1/4] irqchip/atmel-aic: Fix irq_retrigger callback return value Marc Zyngier 2020-03-10 18:49 ` Marc Zyngier 2020-03-29 20:26 ` [tip: irq/core] " tip-bot2 for Marc Zyngier 2020-03-10 18:49 ` [PATCH 2/4] irqchip/atmel-aic5: " Marc Zyngier 2020-03-10 18:49 ` Marc Zyngier 2020-03-29 20:26 ` [tip: irq/core] " tip-bot2 for Marc Zyngier 2020-03-10 18:49 ` [PATCH 3/4] ARM: sa1111: " Marc Zyngier 2020-03-10 18:49 ` Marc Zyngier 2020-03-29 20:26 ` [tip: irq/core] " tip-bot2 for Marc Zyngier 2020-03-10 18:49 ` [PATCH 4/4] irqchip/gic-v4: Provide irq_retrigger to avoid circular locking dependency Marc Zyngier 2020-03-10 18:49 ` Marc Zyngier 2020-03-29 20:26 ` [tip: irq/core] " tip-bot2 for Marc Zyngier -- strict thread matches above, loose matches on Subject: below -- 2020-03-10 18:46 [PATCH 0/4] irqchip: Random irq_retrigger fixes Marc Zyngier 2020-03-10 18:46 ` Marc Zyngier
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