[Linux-fbdev-devel] Re: [announce 7/7] fbsplash - documentation

[Pavel M. <pa...@uc...>]

Hi!

> +The userspace helper
> +--------------------
> +
> +The userspace splash helper (by default: /sbin/splash_helper) is called by the
> +kernel whenever an important event occurs and the kernel needs some kind of
> +job to be carried out. Important events include console switches and graphic
> +mode switches (the kernel requests background images and configuration
> +parameters for the current console). The splash helper must be accessible at 
> +all times. If it's not, fbsplash will be switched off automatically.

Ugh, is not calling userspace when switching consoles deadlock-prone?
What if that helper tries to do printf()?

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