[lkml]   [1999]   [Oct]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [patch] dynamic char and block devices
Oliver Xymoron wrote:
> I realized when I'd finished this that resource trees were an even better
> way to go. It allows us to say things like major x minors a-b use these
> fileops while major x minors c-d use these other fileops. It also allows
> register_device to be _much_ smarter about how it allocates things - you
> can say "please give me a whole major", "please give me 8 minors", any
> granularity you'd like. The divide between majors and minors becomes a
> continuum. Think of it as CIDR for device space.

Very nifty idea. See why I like the new resource code? :)

Anyway, something like this seems to imply that you would have to change
the prototype of register_chrdev and register_blkdev. Is this correct?


Custom driver development | Never worry about theory as long
Open source programming | as the machinery does what it's
| supposed to do. -- R. A. Heinlein

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
Please read the FAQ at

 \ /
  Last update: 2005-03-22 13:54    [W:0.065 / U:5.928 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site