linux-kernel - Re: [PATCH 00/37] Add new Renesas RZ/G3S SoC and RZ/G3S SMARC EVK

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Date:   Wed, 13 Sep 2023 08:40:37 +0300
From:   claudiu beznea <claudiu.beznea@...on.dev>
To:     Linus Walleij <linus.walleij@...aro.org>,
        Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:     mturquette@...libre.com, sboyd@...nel.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
        ulf.hansson@...aro.org, gregkh@...uxfoundation.org,
        jirislaby@...nel.org, magnus.damm@...il.com,
        catalin.marinas@....com, will@...nel.org,
        prabhakar.mahadev-lad.rj@...renesas.com,
        biju.das.jz@...renesas.com, quic_bjorande@...cinc.com,
        arnd@...db.de, konrad.dybcio@...aro.org, neil.armstrong@...aro.org,
        nfraprado@...labora.com, rafal@...ecki.pl,
        wsa+renesas@...g-engineering.com,
        linux-renesas-soc@...r.kernel.org, linux-clk@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-mmc@...r.kernel.org, linux-gpio@...r.kernel.org,
        linux-serial@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        Claudiu Beznea <claudiu.beznea.uj@...renesas.com>,
        Ulrich Hecht <uli@...nd.eu>
Subject: Re: [PATCH 00/37] Add new Renesas RZ/G3S SoC and RZ/G3S SMARC EVK

Hi, Linus,

On 12.09.2023 12:05, Linus Walleij wrote:
> On Tue, Sep 12, 2023 at 11:03 AM Geert Uytterhoeven
> <geert@...ux-m68k.org> wrote:
>> On Tue, Sep 12, 2023 at 10:55 AM Linus Walleij <linus.walleij@...aro.org> wrote:
> 
>>> For new code try to use <linux/cleanup.h>.
>>> Or if you prefer take a sweep and introduce scoped guards
>>> everywhere (for spinlocks, mutexes..).
>>
>> Hmmm, <linux/cleanup.h> is only available in v6.5 and later.
>> I don't know whether the CiP machinery is planning to backport
>> <linux/cleanup.h> to e.g. v6.1 LTS...
> 
> Only for new code! (for-v6.7+)

Would you prefer <linux/cleanup.h> even if the new code just uses the
already existing spinlocks, mutexes? Or only for new code that introduces
new spinlocks, mutexes?

Thank you,
Claudiu Beznea

> 
> Yours,
> Linus Walleij