[PATCH v6 0/7] usb: gadget: u_serial: console improvements

["Michał Mirosław" <mirq-linux@rere.qmqm.pl>]

This series makes it possible to have more control over console using
USB serial gadget ports. This can be useful when you need more than
one USB console or are configuring multiple serial port function via
configfs.

The patches are against balbi/testing/next tree. You can also pull from:
   https://rere.qmqm.pl/git/linux  usb-console

Michał Mirosław (7):
  usb: gadget: u_serial: add missing port entry locking
  usb: gadget: u_serial: reimplement console support
  usb: gadget: u_serial: make OBEX port not a console
  usb: gadget: u_serial: allow more console gadget ports
  usb: gadget: u_serial: diagnose missed console messages
  usb: gadget: legacy/serial: allow dynamic removal
  usb: gadget: u_serial: use mutex for serialising open()s

 drivers/usb/gadget/function/f_acm.c    |  21 +
 drivers/usb/gadget/function/f_obex.c   |   2 +-
 drivers/usb/gadget/function/f_serial.c |  21 +
 drivers/usb/gadget/function/u_serial.c | 532 +++++++++++++------------
 drivers/usb/gadget/function/u_serial.h |   8 +
 drivers/usb/gadget/legacy/serial.c     |  49 ++-
 6 files changed, 370 insertions(+), 263 deletions(-)

-- 
2.20.1