Re: [Bug 197863] Thinkpad X240 resume dramatically slower on kernels 4.13+

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Fri, Feb 9, 2018 at 2:43 PM, Markus Demleitner <m@xxxxxxx> wrote:
> On Thu, Feb 08, 2018 at 08:12:06PM +0100, Rafael J. Wysocki wrote:
>> On Wednesday, February 7, 2018 11:44:15 PM CET Rafael J. Wysocki wrote:
>> > On Mon, Feb 5, 2018 at 6:06 PM, Rafael J. Wysocki
>> > <rafael.j.wysocki@xxxxxxxxx> wrote:
>> > > On 2/5/2018 3:14 PM, Bjørn Mork wrote:
>> > >>
>> > >> "Rafael J. Wysocki" <rafael.j.wysocki@xxxxxxxxx> writes:
>> > >>>
>> > >>> On 2/4/2018 9:28 PM, Bjørn Mork wrote:
>> > >>>
>> > >>>> But I do wonder if the attached (completely untested!!) patch makes
>> > >>>> things any better?
>> > >>>
>> > >>> I don't think so, the macro is needed too.
>> > >>
>> > >> Doh! Obviously.  Don't know how I managed to miss that.
>> > >>
>> > >>> I'll queue up a full revert of 662591461c4b9a1e3b.
>> > >>
>> > >> Still with the additional exception for "ec == first_ec"?
>> > >>
>> > >
>> > > No, just a full revert for now.
>> >
>> > That doesn't work, because we made some changes on top of this commit.
>> >
>> > I'll send a patch to try tomorrow.
>>
>> Below is a patch for the mainline (should be applicable to 4.15.y) to test.
>> Please let me know if it improves things for you.
>
> It pretty certainly does (patch applied on top of 4.15.0 from
> tarball).  Five out of five wakeup cycles were fast, and the cell
> modem is still properly initialised -- the message went out via the
> resumed modem.

OK, let's do it, then.

Thanks for testing!
--
To unsubscribe from this list: send the line "unsubscribe linux-usb" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Linux Media]     [Linux Input]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [Old Linux USB Devel Archive]

  Powered by Linux