linux-kernel - Re: [PATCH] soc: qcom: pmic_glink: Make client-lock non-sleeping

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Message-ID: <171459484209.41039.14363684332772839800.b4-ty@kernel.org>
Date: Wed,  1 May 2024 15:20:50 -0500
From: Bjorn Andersson <andersson@...nel.org>
To: Konrad Dybcio <konrad.dybcio@...aro.org>,
	Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
	Mukesh Ojha <quic_mojha@...cinc.com>,
	Andrew Halaney <ahalaney@...hat.com>,
	Bjorn Andersson <andersson@...nel.org>
Cc: linux-arm-msm@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Bjorn Andersson <quic_bjorande@...cinc.com>
Subject: Re: [PATCH] soc: qcom: pmic_glink: Make client-lock non-sleeping


On Tue, 30 Apr 2024 20:38:57 -0700, Bjorn Andersson wrote:
> The recently introduced commit '635ce0db8956 ("soc: qcom: pmic_glink:
> don't traverse clients list without a lock")' ensured that the clients
> list is not modified while traversed.
> 
> But the callback is made from the GLINK IRQ handler and as such this
> mutual exclusion can not be provided by a (sleepable) mutex.
> 
> [...]

Applied, thanks!

[1/1] soc: qcom: pmic_glink: Make client-lock non-sleeping
      commit: 9329933699b32d467a99befa20415c4b2172389a

Best regards,
-- 
Bjorn Andersson <andersson@...nel.org>