linux-kernel - Re: [PATCH v12 4/5] clocksource/drivers: Add a goldfish-timer clocksource

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Date:   Wed, 26 Jan 2022 18:25:48 +0100
From:   Daniel Lezcano <daniel.lezcano@...aro.org>
To:     Laurent Vivier <laurent@...ier.eu>, linux-kernel@...r.kernel.org
Cc:     linux-rtc@...r.kernel.org, Alessandro Zummo <a.zummo@...ertech.it>,
        Jiaxun Yang <jiaxun.yang@...goat.com>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        linux-m68k@...ts.linux-m68k.org, Arnd Bergmann <arnd@...db.de>,
        Thomas Gleixner <tglx@...utronix.de>,
        Stephen Boyd <sboyd@...nel.org>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        John Stultz <john.stultz@...aro.org>
Subject: Re: [PATCH v12 4/5] clocksource/drivers: Add a goldfish-timer
 clocksource

On 26/01/2022 18:14, Laurent Vivier wrote:
> Le 26/01/2022 à 12:55, Daniel Lezcano a écrit :
>>
>> Hi Laurent,
>>
> 
> Hi Daniel,
> 
>> On 21/01/2022 21:07, Laurent Vivier wrote:
>>> Add a clocksource based on the goldfish-rtc device.
>>
>> As a first submission, please provide a more detailed description of the
>> timer.
> 
> ok.
> 
> The timer uses in fact the goldifsh RTC clock so I supposed refering to
> drivers/rtc/rtc-goldfish.c could give the missing pieces of information

[ ... ]

> I agree for irq, but res is passed to request_resource() and I think it
> is added to a linked tree, so I'm not sure it can be local to the function.
> 
> Do you mean a "static" declaration in the function?

I missed request_resource() was adding the resource in a list, thus the
parameter must not be freed. So discard the comment for 'res'.

[ ... ]



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