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usb-host: trace canceled requests

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Add tracepoints to track canceled requests.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gerd Hoffmann 2012-03-23 12:26:59 +01:00
parent e382e751ef
commit 6aebe40796
2 changed files with 5 additions and 1 deletions
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4
hw/usb/host-linux.c
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@ -392,12 +392,14 @@ static void usb_host_async_cancel(USBDevice *dev, USBPacket *p)
USBHostDevice *s = DO_UPCAST(USBHostDevice, dev, dev);
AsyncURB *aurb;
trace_usb_host_req_canceled(s->bus_num, s->addr);
QLIST_FOREACH(aurb, &s->aurbs, next) {
if (p != aurb->packet) {
continue;
}
DPRINTF("husb: async cancel: packet %p, aurb %p\n", p, aurb);
trace_usb_host_urb_canceled(s->bus_num, s->addr, aurb);
/* Mark it as dead (see async_complete above) */
aurb->packet = NULL;