Messages in this thread | | | Date | Sat, 8 Jul 2006 22:04:14 -0700 | From | "Randy.Dunlap" <> | Subject | Re: Opinions on removing /proc/tty? |
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On Sat, 8 Jul 2006 01:56:02 -0400 Jon Smirl wrote:
> On 7/8/06, Randy.Dunlap <rdunlap@xenotime.net> wrote: > > I don't know how well this is an answer to your question, > > but I would like to be able to find a list of registered "consoles," > > whether they be serial, usbserial, netconsole, lp, or whatever. > > /proc/tty/drivers does that partially. > > Console is an overloaded word. Do you want to know where it is legal > to send system log output to, or do you want to know where you can log > in from? There was a thread earlier that talked a little about > controlling this.
I have a working definition: I want to see a list of drivers that have called register_console().
> > I have a patch that also does it in /proc/consoles: > > http://www.xenotime.net/linux/patches/consoles-list.patch > > Is somewhere in /sys the right place to find a list of all consoles? > > /sys is the right place for this info but a class does not exist for it yet.
I want a list of registered consoles. How would I express that in /sys ?
> Your patch isn't printing correctly. It is supposed to write the > output to seq_file, not use printk.
Pray tell where does it call printk()?
> I get one entry on my system: > 0: tty x:W:U flags: print consoledev enabled > > I would have thought that I would see entries for network, serial, and > syslog too.
Yes for network and serial or usbserial. I wouldn't expect syslog (based on my working definition).
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