On Fri, 6 Feb 2004, David Monniaux wrote: > Hi, > > We have tried the following: > - removing a USB mass storage device (USB memory "key") on /dev/sda while > accessing /dev/sda via mcopy > - removing a USB mass storage device while /dev/sda is mounted. > > We have observed the following two different behaviors on different > kernels: > > 1. On a RedHat 2.4.20-8 or -9 kernel, mcopy and umount respectively are > killed (mcopy obviously gets a EIO). > > 2. On other kernels, both processes stay indefinitely in the "D" state, > which behavior we DON'T want. > > Does somebody here know what motivates those different machines/kernels to > have such different reactions to the same actions? > A kernel patch? Some kernel settings?
Those sound like changes made by RedHat. You could try asking someone there. They aren't changes in the USB code, anyway. Have you tried this using Linux 2.6? Alan Stern ------------------------------------------------------- The SF.Net email is sponsored by EclipseCon 2004 Premiere Conference on Open Tools Development and Integration See the breadth of Eclipse activity. February 3-5 in Anaheim, CA. http://www.eclipsecon.org/osdn _______________________________________________ [EMAIL PROTECTED] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel
