libio preparation for file systems
Hans Zuidam
hans at brandinnovators.com
Thu Feb 26 10:27:30 UTC 1998
> Robin Kirkham wrote:
> On Thu, 26 Feb 1998, Chris Johns wrote:
> > $ cd /cmds/mon
> > $ ls
> > < list of monitor commands >
> > $ task
> > < monitor task command output >
>
> I like this. As well, you can have a filesystem containing all the current
> RTEMS objects (tasks, semaphores, message queues, etc) with the names coming
> from the four-letter object names (assuming these are printable ... in both
> senses! 8-). Then you could do
>
> $ cd /rtems/tasks
> $ ls
> < list of current task names >
> $ ls -l TSP1
> < one-line info on task TSP1 >
> $ kill TSP1
> I guess it could all go a bit far. But everyone should read the Plan 9
> papers at least once.
Or:
"Stackable Layers: An Architecture for File System Development",
Heidemann, John Shelby,
UCLA Master Thesis (TR. CSD-910056), 1991
<ftp://ftp.cs.ucla.edu/pub/ficus/ucla_csd_910056.ps>
Which might a bit biggish for an RTEMS implementation, but it does
describe nicely all the inheritance issues involved in file system
layering.
Regards,
Hans
--
H. Zuidam E-Mail: hans at brandinnovators.com
Brand Innovators B.V. P-Mail: P.O. Box 1377
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