On Thu, Feb 28, 2002 at 01:57:49PM -0600, David Stroupe wrote: > The biggest concern that I have is that the user app crashes and can not > send/do anything. My driver is still hanging out trying to service the > blocked request. Under those circumstances I have two concerns. What Your driver wait will be interrupted with signal SIGSEGV ( or SIGBUS (?) ) ,provided you are in interruptible wait. You clean up here and when return user mode, application can crash. Regards, Sourav _________________________________________________________ Do You Yahoo!? Get your free @yahoo.com address at http://mail.yahoo.com -- 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/