Ar Gwe, 2006-10-13 am 16:30 -0700, ysgrifennodd Open Source: > There is an ioctl that is waiting for the URB to be reaped. > I am almost certain it is this syscall that is taking 4 ms (as > opposed to 1 ms with CONFIG_HZ=1000).
What does strace say about it ? This is measurable not speculation. > Will the first piece of code wake up immediately or only after the > next HZ timeslice? If it is the latter, which is what I am starting to It depends if there are other things running and on their priority relative to you. ------------------------------------------------------------------------- Using Tomcat but need to do more? Need to support web services, security? Get stuff done quickly with pre-integrated technology to make your job easier Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642 _______________________________________________ linux-usb-devel@lists.sourceforge.net To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel
