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grab NDIS USB lock instead of HAL preemption. This change should be

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happened in the previous.
This commit is contained in:
Weongyo Jeong 2009-03-17 05:57:43 +00:00
parent b38c31bf40
commit 8d3fb5e2bc
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=189917
1 changed files with 4 additions and 3 deletions
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7
sys/compat/ndis/subr_usbd.c
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@ -707,8 +707,9 @@ usbd_irpcancel(dobj, ip)
device_object *dobj;
irp *ip;
{
device_t dev = IRP_NDIS_DEV(ip);
struct ndis_softc *sc = device_get_softc(dev);
struct ndisusb_ep *ne = IRP_NDISUSB_EP(ip);
uint8_t irql;
if (ne == NULL) {
ip->irp_cancel = TRUE;
@ -720,10 +721,10 @@ usbd_irpcancel(dobj, ip)
* Make sure that the current USB transfer proxy is
* cancelled and then restarted.
*/
KeRaiseIrql(DISPATCH_LEVEL, &irql);
NDISUSB_LOCK(sc);
usb2_transfer_stop(ne->ne_xfer[0]);
usb2_transfer_start(ne->ne_xfer[0]);
KeLowerIrql(irql);
NDISUSB_UNLOCK(sc);
ip->irp_cancel = TRUE;
IoReleaseCancelSpinLock(ip->irp_cancelirql);