linux-kernel - Re: int3403_driver_init needs over 330 ms to finish

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Message-ID: <6ce0b246-b2ba-c251-3506-df3e3b71da84@molgen.mpg.de>
Date:   Wed, 14 Mar 2018 09:19:38 +0100
From:   Paul Menzel <pmenzel+linux-pm@...gen.mpg.de>
To:     Zhang Rui <rui.zhang@...el.com>,
        Eduardo Valentin <edubezval@...il.com>
Cc:     linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: int3403_driver_init needs over 330 ms to finish

Dear Rui,


On 03/14/2018 08:32 AM, Zhang Rui wrote:
> On 二, 2018-03-13 at 20:39 +0100, Paul Menzel wrote:

>> Booting the Dell XPS 13 9370 with Linux 4.16-rc4+ and
>> `initcall_debug`,
>> shows it is shown that int3403_driver_init needs over 330 ms to run.
>>
>>       [    2.524839] initcall int3403_driver_init+0x0/0x1000
>> [int3403_thermal] returned 0 after 333972 usecs
>>
> I guess most of the time are spent in evaluating ACPI ASL code.
> But anyway, please create a bugzilla report and attach both dmesg and
> acpidump there.

I created bug report #199113 [1], and attached the requested files.


Kind regards,

Paul


[1] https://bugzilla.kernel.org/show_bug.cgi?id=199113