[10/41] powerpc: Add comment explaining the purpose of setup_kdump_trampoline()

[Michael Ellerman]

On Tue, 2016-05-07 at 05:03:46 UTC, Benjamin Herrenschmidt wrote:
> Anything in early_setup() needs to be justified to be there, in
> this case, we need the trampolines before we can take exceptions
> and thus before we turn on the MMU.
> 
> Also remove a pretty meaningless and misplaced debug message
> 
> Signed-off-by: Benjamin Herrenschmidt <benh at kernel.crashing.org>

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/63c254a501049f70c53aea6025

cheers