this series make some minor change to gadget configfs
which allow common trace from configfs layer.

follow suggestion from Felipe Balbi in link below,
https://lore.kernel.org/linux-usb/1629777281-30188-1-git-send-email-quic_linyyuan@quicinc.com/ (local)

v2: fix two issue Reported-by: kernel test robot [off-list ref]
v3: do not move private structure to configfs.h

Linyu Yuan (3):
  usb: gadget: configfs: avoid list move operation of usb_function
  usb: gadget: configfs: add gadget_info for config group
  usb: gadget: configfs: add some trace event

 drivers/usb/gadget/configfs.c | 114 +++++++++++++++++++++++++++++++++---------
 1 file changed, 89 insertions(+), 25 deletions(-)

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2.7.4