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ehci: Add some additional ehci_trace_guest_bug() calls 

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Hans de Goede 2012-09-03 10:22:16 +02:00 committed by Gerd Hoffmann
parent 1defcbd1e8
commit 3a8ca08e01
1 changed files with 13 additions and 6 deletions
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19
hw/usb/hcd-ehci.c
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@ -820,12 +820,16 @@ static int ehci_reset_queue(EHCIQueue *q)
return packets;
}
static void ehci_free_queue(EHCIQueue *q)
static void ehci_free_queue(EHCIQueue *q, const char *warn)
{
EHCIQueueHead *head = q->async ? &q->ehci->aqueues : &q->ehci->pqueues;
int cancelled;
trace_usb_ehci_queue_action(q, "free");
ehci_cancel_queue(q);
cancelled = ehci_cancel_queue(q);
if (warn && cancelled > 0) {
ehci_trace_guest_bug(q->ehci, warn);
}
QTAILQ_REMOVE(head, q, next);
g_free(q);
}
@ -847,6 +851,7 @@ static EHCIQueue *ehci_find_queue_by_qh(EHCIState *ehci, uint32_t addr,
static void ehci_queues_rip_unused(EHCIState *ehci, int async, int flush)
{
EHCIQueueHead *head = async ? &ehci->aqueues : &ehci->pqueues;
const char *warn = (async && !flush) ? "guest unlinked busy QH" : NULL;
uint64_t maxage = FRAME_TIMER_NS * ehci->maxframes * 4;
EHCIQueue *q, *tmp;
@ -859,7 +864,7 @@ static void ehci_queues_rip_unused(EHCIState *ehci, int async, int flush)
if (!flush && ehci->last_run_ns < q->ts + maxage) {
continue;
}
ehci_free_queue(q);
ehci_free_queue(q, warn);
}
}
@ -872,17 +877,18 @@ static void ehci_queues_rip_device(EHCIState *ehci, USBDevice *dev, int async)
if (q->dev != dev) {
continue;
}
ehci_free_queue(q);
ehci_free_queue(q, NULL);
}
}
static void ehci_queues_rip_all(EHCIState *ehci, int async)
{
EHCIQueueHead *head = async ? &ehci->aqueues : &ehci->pqueues;
const char *warn = async ? "guest stopped busy async schedule" : NULL;
EHCIQueue *q, *tmp;
QTAILQ_FOREACH_SAFE(q, head, next, tmp) {
ehci_free_queue(q);
ehci_free_queue(q, warn);
}
}
@ -1549,7 +1555,8 @@ static int ehci_execute(EHCIPacket *p, const char *action)
p->tbytes = (p->qtd.token & QTD_TOKEN_TBYTES_MASK) >> QTD_TOKEN_TBYTES_SH;
if (p->tbytes > BUFF_SIZE) {
fprintf(stderr, "Request for more bytes than allowed\n");
ehci_trace_guest_bug(p->queue->ehci,
"guest requested more bytes than allowed");
return USB_RET_PROCERR;
}