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From: Lee Jones <lee@kernel.org>
To: agross@kernel.org, andersson@kernel.org,
	konrad.dybcio@linaro.org, lee@kernel.org,
	Chengfeng Ye <dg573847474@gmail.com>
Cc: sboyd@codeaurora.org, srinivas.kandagatla@linaro.org,
	quic_bjorande@quicinc.com, linux-arm-msm@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: (subset) [PATCH v2] mfd: qcom-pm8xxx: Fix potential deadlock on &chip->pm_irq_lock
Date: Fri, 28 Jul 2023 11:55:55 +0100	[thread overview]
Message-ID: <169054175537.336560.5220328545584873141.b4-ty@kernel.org> (raw)
In-Reply-To: <20230720071330.50382-1-dg573847474@gmail.com>

On Thu, 20 Jul 2023 07:13:30 +0000, Chengfeng Ye wrote:
> As &chip->pm_irq_lock is acquired by pm8xxx_irq_handler() under irq
> context, other process context code should disable irq before acquiring
> the lock.
> 
> Since .irq_set_type and .irq_get_irqchip_state callbacks are generally
> executed from process context without irq disabled by default, the same
> lock acquision should disable irq.
> 
> [...]

Applied, thanks!

[1/1] mfd: qcom-pm8xxx: Fix potential deadlock on &chip->pm_irq_lock
      commit: 213f9a4eb2f712866d471d18ab1bf664c71183e6

--
Lee Jones [李琼斯]


      parent reply	other threads:[~2023-07-28 10:56 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-07-20  7:13 Chengfeng Ye
2023-07-20 18:47 ` Bjorn Andersson
2023-07-28 10:55 ` Lee Jones [this message]

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