Re: [PATCH/RFC] signal: Export signal_wake_up_state() to modules

[Christoph Hellwig]

On Fri, May 05, 2017 at 11:49:11AM +0200, Geert Uytterhoeven wrote:
> When using signal_wake_up() from a loadable kernel module:
> 
>     ERROR: "signal_wake_up_state" [drivers/spi/spi-sh-msiof.ko] undefined!
> 
> Export signal_wake_up_state() to modules to fix this.

Or rever the commit that added the users.  This doesn't look like
functionality a driver should use..