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Changeset 8776

Timestamp:

05/12/08 11:54:31 (8 months ago)

Author:

vboxsync

Message:

HGCM wait for a request completion must be not alertable (Windows guest).

Files:

r8155	r8776
361	361	while ((pHeader->fu32Flags & VBOX_HGCM_REQ_DONE) == 0)
362	362	{
363		/* Specifying UserMode so killing the user process will abort the wait. */
	363	/* Specifying UserMode so killing the user process will abort the wait.
	364	* @todo Since VbglGRCancel is not yet implemented, the wait itself must
	365	* be not interruptible. The wait can be interrupted only when the
	366	* calling process is being killed.
	367	* When alertable is TRUE, the wait sometimes ends with STATUS_USER_APC.
	368	*/
364	369	NTSTATUS rc = KeWaitForSingleObject (&pDevExt->keventNotification, Executive,
365		UserMode, TRUE, pTimeout
	370	UserMode,
	371	FALSE, /* Not Alertable */
	372	pTimeout
366	373	);
367	374	dprintf(("VBoxHGCMCallback: Wait returned %d fu32Flags=%x\n", rc, pHeader->fu32Flags));