On Tue, Oct 10, 2006 at 01:56:50PM +0530, Jinesh K J wrote: > On 10/10/06, Greg KH <greg@xxxxxxxxx> wrote: > >On Tue, Oct 10, 2006 at 12:07:49PM +0530, Jinesh K J wrote: > > > >> Also, the concepts of major and minor numbers - don't anyone think > >> that they should not be a concern for a device driver programmer at > >> all. I think they are outdated or unnecessary. > > > >They aren't a concern anymore. Why do you think they are? > > int register_chrdev_region(dev_t from, unsigned count, const char *name) > > I really don't want to see a 'dev_t' up there (though I know that it > can be ignored). Those numbers should be dealt within the kernel. Why > would anyone wanna set those numbers manually? Backwards compatibility with 15 years of Linux systems? For new devices, just use dynamic major/minor if you want, they will work just fine. And yeah, the chrdev interface is a bit "funky", it should be cleaned up one day... thanks, greg k-h -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/
