On Friday 25 October 2002 06:36 pm, Johannes Erdfelt wrote: > On Fri, Oct 25, 2002, anton wilson <[EMAIL PROTECTED]> wrote: > > In a USB driver, I'm chaining ISO urbs by resubmitting the URBS in the > > completion handler. I also time the calls to the urb completion handlers > > using do_gettimeofday(). Most of the time, the time between interrupts is > > at most 1.01 ms, but occasionally there may be a 2 ms time inbetween > > interrupts. By occasional I mean 1 or 2 times every 10 seconds. Is this > > normal behaviour? And what kinds of things could cause an additional 1 ms > > delay between calls to the completion handler? > > What HC are you using? What kernel? > > JE
linux 2.4.18 with 0(1) - preemptive and low-latency - UHCI > > > > ------------------------------------------------------- > This sf.net email is sponsored by: Influence the future > of Java(TM) technology. Join the Java Community > Process(SM) (JCP(SM)) program now. > http://ads.sourceforge.net/cgi-bin/redirect.pl?sunm0004en > _______________________________________________ > [EMAIL PROTECTED] > To unsubscribe, use the last form field at: > https://lists.sourceforge.net/lists/listinfo/linux-usb-devel ------------------------------------------------------- This sf.net email is sponsored by:ThinkGeek Welcome to geek heaven. http://thinkgeek.com/sf _______________________________________________ [EMAIL PROTECTED] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel
