linux-kernel - Re: (subset) [PATCH v2 0/5] drm: Use IRQF_NO_AUTOEN flag in request

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Message-ID: <172695208396.1339964.10365625478619096144.b4-ty@linaro.org>
Date: Sat, 21 Sep 2024 23:55:00 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: laurentiu.palcu@....nxp.com,
	l.stach@...gutronix.de,
	maarten.lankhorst@...ux.intel.com,
	mripard@...nel.org,
	tzimmermann@...e.de,
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	dri-devel@...ts.freedesktop.org,
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	linux-tegra@...r.kernel.org,
	Simona Vetter <simona.vetter@...ll.ch>,
	Jinjie Ruan <ruanjinjie@...wei.com>
Subject: Re: (subset) [PATCH v2 0/5] drm: Use IRQF_NO_AUTOEN flag in request_irq()

On Thu, 12 Sep 2024 16:30:15 +0800, Jinjie Ruan wrote:
> As commit cbe16f35bee6 ("genirq: Add IRQF_NO_AUTOEN for request_irq/nmi()")
> said, reqeust_irq() and then disable_irq() is unsafe. In the small time gap
> between request_irq() and disable_irq(), interrupts can still come.
> 
> IRQF_NO_AUTOEN flag can be used by drivers to request_irq(). It prevents
> the automatic enabling of the requested interrupt in the same
> safe way. With that the usage can be simplified and corrected.
> 
> [...]

Applied to drm-misc-next, thanks!

[1/5] drm/imx: Use IRQF_NO_AUTOEN flag in request_irq()
      commit: 1af01e14db7e0b45ae502d822776a58c86688763
[2/5] drm/imx/dcss: Use IRQF_NO_AUTOEN flag in request_irq()
      commit: 4380f8624b8bff3637476726351ed7bb8850188a
[3/5] drm/imx/ipuv3: Use IRQF_NO_AUTOEN flag in request_irq()
      commit: 40004709a3d3b07041a473a163ca911ef04ab8bd

Best regards,
-- 
With best wishes
Dmitry