diff options
| author | Gerd Hoffmann <kraxel@redhat.com> | 2012-03-23 12:26:59 +0100 |
|---|---|---|
| committer | Gerd Hoffmann <kraxel@redhat.com> | 2012-04-17 10:23:27 +0200 |
| commit | 6aebe407968a0c7e0be2647391753471ed674c65 (patch) | |
| tree | 5427388b2098271d5f36905882e2f2509ff3f78a | |
| parent | e382e751ef7848b237be2d569815dcc4f8097306 (diff) | |
| download | qemu-6aebe407968a0c7e0be2647391753471ed674c65.tar.gz | |
usb-host: trace canceled requests
Add tracepoints to track canceled requests.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
| -rw-r--r-- | hw/usb/host-linux.c | 4 | ||||
| -rw-r--r-- | trace-events | 2 |
2 files changed, 5 insertions, 1 deletions
diff --git a/hw/usb/host-linux.c b/hw/usb/host-linux.c index 912ce23928..6ea59a7af5 100644 --- a/hw/usb/host-linux.c +++ b/hw/usb/host-linux.c @@ -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; diff --git a/trace-events b/trace-events index 8ac1b62128..3e8da19fd8 100644 --- a/trace-events +++ b/trace-events @@ -316,8 +316,10 @@ usb_host_req_control(int bus, int addr, int req, int value, int index) "dev %d:% usb_host_req_data(int bus, int addr, int in, int ep, int size) "dev %d:%d, in %d, ep %d, size %d" usb_host_req_complete(int bus, int addr, int status) "dev %d:%d, status %d" usb_host_req_emulated(int bus, int addr, int status) "dev %d:%d, status %d" +usb_host_req_canceled(int bus, int addr) "dev %d:%d" usb_host_urb_submit(int bus, int addr, void *aurb, int length, int more) "dev %d:%d, aurb %p, length %d, more %d" usb_host_urb_complete(int bus, int addr, void *aurb, int status, int length, int more) "dev %d:%d, aurb %p, status %d, length %d, more %d" +usb_host_urb_canceled(int bus, int addr, void *aurb) "dev %d:%d, aurb %p" usb_host_ep_set_halt(int bus, int addr, int ep) "dev %d:%d, ep %d" usb_host_ep_clear_halt(int bus, int addr, int ep) "dev %d:%d, ep %d" usb_host_ep_start_iso(int bus, int addr, int ep) "dev %d:%d, ep %d" |