linux-kernel - Re: [PATCH] pinctrl: qcom: Don't clear status bit on irq

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Date:   Thu, 16 Mar 2017 16:32:07 +0100
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Bjorn Andersson <bjorn.andersson@...aro.org>
Cc:     "linux-arm-msm@...r.kernel.org" <linux-arm-msm@...r.kernel.org>,
        "open list:ARM/QUALCOMM SUPPORT" <linux-soc@...r.kernel.org>,
        "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Timur Tabi <timur@...eaurora.org>,
        stable <stable@...r.kernel.org>,
        Stephen Boyd <sboyd@...eaurora.org>
Subject: Re: [PATCH] pinctrl: qcom: Don't clear status bit on irq_unmask

On Tue, Mar 14, 2017 at 4:23 PM, Bjorn Andersson
<bjorn.andersson@...aro.org> wrote:

> Clearing the status bit on irq_unmask will discard any pending interrupt
> that did arrive after the irq_ack, i.e. while the IRQ handler function
> was executing.
>
> Fixes: f365be092572 ("pinctrl: Add Qualcomm TLMM driver")
> Cc: stable@...r.kernel.org
> Cc: Stephen Boyd <sboyd@...eaurora.org>
> Reported-by: Timur Tabi <timur@...eaurora.org>
> Signed-off-by: Bjorn Andersson <bjorn.andersson@...aro.org>

Patch applied for fixes.

Yours,
Linus Walleij