[PATCH 2/2] powerpc/nohash: Split __early_init_mmu() into boot and secondary

Benjamin Herrenschmidt benh at kernel.crashing.org
Wed Aug 6 14:58:58 EST 2014


On Tue, 2014-08-05 at 19:48 -0500, Scott Wood wrote:
> I'll do s/mmu_allcpus/this_mmu/ but early_init_mmu() needs to do things
> both before and after early_init_mmu_common().  Do you want two new
> functions (before and after) or is it OK to just rename
> early_init_mmu_allcpus() and put a comment before early_init_mmu()
> saying it's just for the boot cpu?

Do we really need that before/after ? The "after" code is the linear
mapping setup but does it rely on the MAS4 setting done above ?

Otherwise you can do before/after using a separate function
mmu_set_linear_map()

Always nicer to break down too large functions anyway.

Cheers,
Ben.




More information about the Linuxppc-dev mailing list