Re: initcall ordering of driver w/respect to tty_init?
Date: Fri Oct 10 2003 - 10:12:55 EST
On 08 Oct 2003 16:48:17 +0900 Miles Bader <miles@xxxxxxxxxxxxx> wrote:
| I have a tty driver, arch/v850/kernel/simcons.c, who's init function is
| called via __initcall:
| int __init simcons_tty_init (void)
| struct tty_driver *driver = alloc_tty_driver(1);
| err = tty_register_driver(driver);
| __initcall (simcons_tty_init);
| I'm getting errors because this init function is being called _before_
| tty_init, and tty_kobj (which is the `parent' kobj of simcon's kobj) is
| apparently not setup correctly yet when the simcons_tty_init calls
| Since there seems to be no way of ordering basic initcalls, I can see
| why it's happening. But what's the proper way to avoid this? Other
| tty drivers that call tty_register_driver also seem to get initialized
| via initcalls (usually declared with module_init), so maybe this
| problem exists for other drivers too.
Does it help/work to change it to a console_initcall() ?
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