> Have you tried put_user() and get_user() ? Yes... it seems to work fine but, when I try to read the data from user, it is the old data I get! (Note: I'm trying to change the code segment of a process - could this be the reason? I don't think so, but I'm not sure...) Thanks Luis Henriques -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ IRC Channel: irc.openprojects.net / #kernelnewbies Web Page: http://www.kernelnewbies.org/