Re: Crash in xhci driver

[Takahiro Hayashi <t425hash%gmail.com@localhost>]

On 2016/06/30 19:45, Paul Goyette wrote:
> On Thu, 30 Jun 2016, Takahiro Hayashi wrote:
>
> > Can you add these kernel options:
> >
> > options DIAGNOSTIC
> > options USB_DEBUG
> > options XHCI_DEBUG
>
> I am starting a rebuild now.  I will be able to install the new kernel tomorrow.
>
> > and, set this sysctl?
> >
> > hw.xhci.debug=14
>
> Sure - I'll add it to my /etc/sysctl.conf file
>
> > however, I have no idea to see the logs without kbd.
>
> Will the info be kept in a crash dump?  I am modifying my set-up to just dump, instead of stopping in ddb.

I think you can read - "vmstat -u usbhist -M core", but I've not tried that.


cheers,
--
t-hash