Messages in this thread | | | Date | Wed, 12 Apr 2006 12:09:04 -0700 | From | "Randy.Dunlap" <> | Subject | Re: [PATCH] CONSOLE_LP_STRICT Kconfig option |
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On Wed, 12 Apr 2006 20:53:28 +0200 Luca Falavigna wrote:
> 2006/4/12, Randy.Dunlap <rdunlap@xenotime.net>: > > On Wed, 15 Feb 2006 10:03:30 +0100 Luca Falavigna wrote: > > > > > Oops, I noticed I sent twice my email. Sorry. > > > > > > 14 Feb 2006 15:59:56 +0100, Andi Kleen <ak@suse.de>: > > > > This shouldn't be a CONFIG. This should be a runtime option. > > > > It's ridiculous to have to recompile your kernel just to fix some > > > > problem with your printer. > > > > > > > > e.g. sysctl, ioctl, sysfs entry, module parameter. Whatever is en > > > > vogue these days. Easiest would be probably a module_param(). > > > > > > This feature only gets involved when passing console=lp0 parameter to > > > the bootloader. I never tried to load a new system console while > > > system was running so I'm not sure if it behaves correctly. If it > > > does, I will modify this patch following your advices. > > > > Andi's suggestion seems fine to me: use a module_param() for > > CONSOLE_LP_STRICT instead of a hidden build-time (non-Kconfig) > > option. Are you interested in making this change? > > > > --- > > I can give it a try. I'm not sure if this can be done when system is loaded.
I think that if you make it a module_param() and use (root-) writeable permissions on it, it's just a variable that can be changed after the driver is loaded and running.
Andi, did you want just a boot-time option or a run-time (changeable) option?
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