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From: Marc Zyngier <maz@kernel.org>
To: Sungbo Eo <mans0n@gorani.run>
Cc: Linus Walleij <linus.walleij@linaro.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	Jason Cooper <jason@lakedaemon.net>,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, linux-oxnas@groups.io,
	Neil Armstrong <narmstrong@baylibre.com>
Subject: Re: [PATCH v2] irqchip/versatile-fpga: Handle chained IRQs properly
Date: Thu, 19 Mar 2020 08:44:58 +0000	[thread overview]
Message-ID: <f0a4acfaf5da72cbfc2670fcb5b71fc6@kernel.org> (raw)
In-Reply-To: <20200319023448.1479701-1-mans0n@gorani.run>

On 2020-03-19 02:34, Sungbo Eo wrote:
> Enclose the chained handler with chained_irq_{enter,exit}(), so that 
> the
> muxed interrupts get properly acked.
> 
> This patch also fixes a reboot bug on OX820 SoC, where the jiffies 
> timer
> interrupt is never acked. The kernel waits a clock tick forever in
> calibrate_delay_converge(), which leads to a boot hang.
> 
> Fixes: c41b16f8c9d9 ("ARM: integrator/versatile: consolidate FPGA IRQ
> handling code")
> Signed-off-by: Sungbo Eo <mans0n@gorani.run>
> Cc: Neil Armstrong <narmstrong@baylibre.com>
> ---
> v2: moved readl below chained_irq_enter()
>     added Fixes tag
> 
>  drivers/irqchip/irq-versatile-fpga.c | 12 ++++++++++--
>  1 file changed, 10 insertions(+), 2 deletions(-)

Queued for 5.7.

Thanks,

         M.
-- 
Jazz is not dead. It just smells funny...

WARNING: multiple messages have this Message-ID (diff)
From: Marc Zyngier <maz@kernel.org>
To: Sungbo Eo <mans0n@gorani.run>
Cc: Jason Cooper <jason@lakedaemon.net>,
	Neil Armstrong <narmstrong@baylibre.com>,
	Linus Walleij <linus.walleij@linaro.org>,
	linux-kernel@vger.kernel.org,
	Thomas Gleixner <tglx@linutronix.de>,
	linux-oxnas@groups.io, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v2] irqchip/versatile-fpga: Handle chained IRQs properly
Date: Thu, 19 Mar 2020 08:44:58 +0000	[thread overview]
Message-ID: <f0a4acfaf5da72cbfc2670fcb5b71fc6@kernel.org> (raw)
In-Reply-To: <20200319023448.1479701-1-mans0n@gorani.run>

On 2020-03-19 02:34, Sungbo Eo wrote:
> Enclose the chained handler with chained_irq_{enter,exit}(), so that 
> the
> muxed interrupts get properly acked.
> 
> This patch also fixes a reboot bug on OX820 SoC, where the jiffies 
> timer
> interrupt is never acked. The kernel waits a clock tick forever in
> calibrate_delay_converge(), which leads to a boot hang.
> 
> Fixes: c41b16f8c9d9 ("ARM: integrator/versatile: consolidate FPGA IRQ
> handling code")
> Signed-off-by: Sungbo Eo <mans0n@gorani.run>
> Cc: Neil Armstrong <narmstrong@baylibre.com>
> ---
> v2: moved readl below chained_irq_enter()
>     added Fixes tag
> 
>  drivers/irqchip/irq-versatile-fpga.c | 12 ++++++++++--
>  1 file changed, 10 insertions(+), 2 deletions(-)

Queued for 5.7.

Thanks,

         M.
-- 
Jazz is not dead. It just smells funny...

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  reply	other threads:[~2020-03-19  8:45 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-18 17:09 [PATCH] irqchip/versatile-fpga: Handle chained IRQs properly Sungbo Eo
2020-03-18 17:09 ` Sungbo Eo
2020-03-18 17:48 ` Marc Zyngier
2020-03-18 17:48   ` Marc Zyngier
2020-03-18 18:20   ` Sungbo Eo
2020-03-18 18:20     ` Sungbo Eo
2020-03-18 19:11     ` Marc Zyngier
2020-03-18 19:11       ` Marc Zyngier
2020-03-19  2:34       ` [PATCH v2] " Sungbo Eo
2020-03-19  2:34         ` Sungbo Eo
2020-03-19  8:44         ` Marc Zyngier [this message]
2020-03-19  8:44           ` Marc Zyngier
2020-03-19 22:56         ` [linux-oxnas] " Daniel Golle
2020-03-27 10:28         ` Linus Walleij
2020-03-27 10:28           ` Linus Walleij
2020-03-29 20:26         ` [tip: irq/core] " tip-bot2 for Sungbo Eo

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