On Fri, 23 Sep 2005, Duncan Sands wrote: > > This may depend on the particular architecture or platform. On x86, > > general interrupts are not always disabled during interrupt handlers. > > Only the particular IRQ line being handled. > > What's more, in the particular case of urb completion callbacks there is > no guarantee that the callback is even called from an interrupt.
Right, although there is a guarantee that local interrupts will be disabled when the completion handler is called. That guarantee may be removed in the future (at least, I think it ought to be removed). Alan Stern ------------------------------------------------------- SF.Net email is sponsored by: Tame your development challenges with Apache's Geronimo App Server. Download it for free - -and be entered to win a 42" plasma tv or your very own Sony(tm)PSP. Click here to play: http://sourceforge.net/geronimo.php _______________________________________________ [email protected] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel
