On Mon, 2004-03-22 at 15:58, Bernd Petrovitsch wrote: > On Mon, 2004-03-22 at 11:36, Zeeshan Ali wrote: > > I wanted to send asynchronous messages from my > > kernel module to applications through a device. From > > 'Linux Device Drivers', I get the idea that SIGIO is > > the method. But I wanted to pass some data along with > > it as well, which does'nt seem possible through SIGIO. > > Note that i need to pass the data EXACTLY along the > > asychronous signal. > > You want to implement a simple character device where your application > can use poll/select. An on the following read() your device driver *arrgl* - and block on read() of course. > delivers exactly what is correct. Bernd -- Firmix Software GmbH http://www.firmix.at/ mobil: +43 664 4416156 fax: +43 1 7890849-55 Embedded Linux Development and Services -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/
