lkml.org 
[lkml]   [2001]   [Mar]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: Larger dev_t
On Mon, Mar 26, 2001 at 01:18:06PM -0800, John Byrne wrote:

> Do you have any interest in doing away with the concept of major and
> minor numbers altogether; turning the dev_t into an opaque unique id?
>
> At the application level, the kinds of information that is derived from
> the major/minor number should probably be derived in some other manner
> such as a library or system call. Code that determines device type by
> comparing with the major/minor numbers should probably be discouraged in
> the long run and this could be a good time to start.

Programs that use explicit major/minor information are probably broken
or at least very nonportable.
On the other hand, unfortunately the Unix API has a few explicit
occurrences of major/minor. For example, one has ls(1) and mknod(1).
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 13:17    [W:0.077 / U:0.204 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site