Re: [PATCH] spi: make spi_bus_type const

From: Greg Kroah-Hartman
Date: Fri Jan 05 2024 - 10:21:30 EST


On Fri, Jan 05, 2024 at 02:55:01PM +0000, Mark Brown wrote:
> On Fri, Jan 05, 2024 at 11:32:50AM +0100, Greg Kroah-Hartman wrote:
> > Now that the driver core can properly handle constant struct bus_type,
> > move the spi_bus_type variable to be a constant structure as well,
> > placing it into read-only memory which can not be modified at runtime.
>
> Whatever makes the driver core able to handle this doesn't seem to be in
> mainline yet - what's the story there?

Odd, what errors are you seeing when you build? I have had to fix up a
few subsys_* calls for this type of thing, but I don't see spi_bus_type
being used in those that I saw in my local tree. Did I miss something
else?

Maybe just wait for after 6.8-rc1, it builds properly here locally :)

thanks,

greg k-h