Re: [PATCH v8 0/5] usb: early: add support for early printk through USB3 debug port

[Lu Baolu]

Hi,

On 03/21/2017 07:33 PM, Ingo Molnar wrote:
>> Lu Baolu (5):
>> >   x86: add simple udelay calibration
>> >   usb: early: add driver for xhci debug capability
>> >   x86: add support for earlyprintk via USB3 debug port
>> >   usb: serial: add dbc debug device support to usb_debug
>> >   usb: doc: add document for USB3 debug port usage
>> > 
>> >  Documentation/admin-guide/kernel-parameters.txt |    1 +
>> >  Documentation/usb/usb3-debug-port.rst           |  100 +++
>> >  arch/x86/Kconfig.debug                          |   23 +
>> >  arch/x86/kernel/early_printk.c                  |    5 +
>> >  arch/x86/kernel/setup.c                         |   26 +
>> >  drivers/usb/Makefile                            |    2 +-
>> >  drivers/usb/early/Makefile                      |    1 +
>> >  drivers/usb/early/xhci-dbc.c                    | 1014 +++++++++++++++++++++++
>> >  drivers/usb/early/xhci-dbc.h                    |  211 +++++
>> >  drivers/usb/serial/usb_debug.c                  |   28 +-
>> >  include/linux/usb/xhci-dbgp.h                   |   29 +
>> >  11 files changed, 1436 insertions(+), 4 deletions(-)
>> >  create mode 100644 Documentation/usb/usb3-debug-port.rst
>> >  create mode 100644 drivers/usb/early/xhci-dbc.c
>> >  create mode 100644 drivers/usb/early/xhci-dbc.h
>> >  create mode 100644 include/linux/usb/xhci-dbgp.h
> Ok, this has now become a high quality series with picture-perfect patches AFAICS. 
>
> Thomas also gave his Acked-by to all the patches.
>
> I've applied them locally to -tip (it appears the USB maintainers are still fine 
> with this being carried in tip:x86/debug for a v4.12 merge, right?), and will push 
> them out and will propagate them to linux-next as well if they pass testing.
>
> Thanks for the great work!

Thank you!

Best regards,
Lu Baolu