usb-host: start tracing support
commite6a2f50042580796de2df38e7eb7a907f4305839
authorGerd Hoffmann <kraxel@redhat.com>
Mon, 22 Aug 2011 12:13:20 +0000 (22 14:13 +0200)
committerGerd Hoffmann <kraxel@redhat.com>
Wed, 7 Sep 2011 07:50:39 +0000 (7 09:50 +0200)
tree710e52f4e7a14bcb9707bdb2834bd999033c5c97
parent344eecf6995f4a0ad1d887cec922f6806f91a3f8
usb-host: start tracing support

Add a bunch of trace points to usb-linux.c  Drop a bunch of DPRINTK's in
favor of the trace points.  Also cleanup error reporting a bit while being
at it.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
trace-events
usb-linux.c