linux-kernel - Re: [PATCH] gpio: ljca: Fix duplicated IRQ mapping

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Message-ID: <176120992543.30209.6523033336777390844.b4-ty@linaro.org>
Date: Thu, 23 Oct 2025 10:58:49 +0200
From: Bartosz Golaszewski <brgl@...ev.pl>
To: Lixu Zhang <lixu.zhang@...el.com>,
	Sakari Ailus <sakari.ailus@...ux.intel.com>,
	Haotian Zhang <vulab@...as.ac.cn>
Cc: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>,
	Linus Walleij <linus.walleij@...aro.org>,
	Bartosz Golaszewski <brgl@...ev.pl>,
	linux-gpio@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] gpio: ljca: Fix duplicated IRQ mapping

From: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>


On Thu, 23 Oct 2025 15:02:30 +0800, Haotian Zhang wrote:
> The generic_handle_domain_irq() function resolves the hardware IRQ
> internally. The driver performed a duplicative mapping by calling
> irq_find_mapping() first, which could lead to an RCU stall.
> 
> Delete the redundant irq_find_mapping() call and pass the hardware IRQ
> directly to generic_handle_domain_irq().
> 
> [...]

Applied, thanks!

[1/1] gpio: ljca: Fix duplicated IRQ mapping
      https://git.kernel.org/brgl/linux/c/7d168362aedeca451ac22724f90040296dccca14

Best regards,
-- 
Bartosz Golaszewski <bartosz.golaszewski@...aro.org>