linux-kernel - Re: [PATCH] kernel: x86: early-quirks: Replace mdelay with usleep_range in apple_airport

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Message-ID: <CAHp75VdpGhXF6_QDgBisE2h98tYOCU718HNm2KHoNfqgJDTFsQ@mail.gmail.com>
Date:   Wed, 24 Jan 2018 18:13:35 +0200
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Lukas Wunner <lukas@...ner.de>
Cc:     Jia-Ju Bai <baijiaju1990@...il.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>,
        "H. Peter Anvin" <hpa@...or.com>, paulo.r.zanoni@...el.com,
        kstewart@...uxfoundation.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        x86@...nel.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] kernel: x86: early-quirks: Replace mdelay with
 usleep_range in apple_airport_reset

On Wed, Jan 24, 2018 at 7:33 AM, Lukas Wunner <lukas@...ner.de> wrote:
> On Wed, Jan 24, 2018 at 10:38:22AM +0800, Jia-Ju Bai wrote:

> Please amend your static checker to consider every call to mdelay()
> that occurs before hrtimers_init() a false positive, or manually
> verify each patch for this constraint before submission.

> In any case the choice of mdelay() here was deliberate.

Perhaps, we need to put a comment for the next "Markus Elfring" crawler.

-- 
With Best Regards,
Andy Shevchenko