On Tue, Jan 29, 2002 at 01:14:53AM -0800, Swapnil Nagle wrote: > > > The problem is that control is not coming to my_program > > > since the "hello world" message does not get printed. > > > > Where would you expect "hello world" to be printed to, as what is > > stdout set to? > > > > How do I set stdout? You can't. > Also, instead of printing to console,I tried printing to > file using fprintf. It does not work. Try pointing /proc/sys/kernel/hotplug to your program and cause a hotplug event to happen (plug/unplug a usb device, etc.) See how your program runs when the kernel calls it. Good luck, greg k-h -- 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/