Re: Thunderbolt 3 (Skylake / Alpine Ridge) hotplug

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

 



Hi Bjorn,

> Can you open a report at http://bugzilla.kernel.org, category
> drivers/PCI, and attach complete "lspci -vv" output (run as root) and
> complete dmesg logs, both when hub is attached at boot, and when
> booting without hub and attaching hub later?
>
> I don't know much about Thunderbolt.  But since it appears as a PCI
> device, I would expect some sort of hotplug notification when you
> attach the hub.  If pciehp handles hotplug, it looks like we should
> see something from pcie_isr() in the dmesg log.
>
> Since you don't see that, I suspect we're getting ACPI notifications
> via the acpiphp driver.  I'm not as familiar with that, so I don't
> know what if anything it logs.  If you're inclined, you could add some
> printks in
>
>   acpiphp_add_context()
>   acpi_device_hotplug()
>   acpiphp_hotplug_notify()
>   hotplug_event()
>
> Then we'd at least see if we get any ACPI notifications.
>
> Bjorn

I've logged a report with the requested details; it can be found here:

https://bugzilla.kernel.org/show_bug.cgi?id=115121



Kind regards,
Jack


Attachment: signature.asc
Description: OpenPGP digital signature


[Index of Archives]     [Linux IBM ACPI]     [Linux Power Management]     [Linux Kernel]     [Linux Laptop]     [Kernel Newbies]     [Share Photos]     [Security]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Samba]     [Video 4 Linux]     [Device Mapper]     [Linux Resources]

  Powered by Linux