Merge patch series "riscv: Fix crash during early errata patching"

These are fixes, but due to the possible early boot fallout they're
going in the merge window to get a bit more time to bake on linux-next.

* b4-shazam-merge
  riscv: Move cast inside kernel_mapping_[pv]a_to_[vp]a
  riscv: Fix crash during early errata patching

Link: https://lore.kernel.org/r/20221126060920.65009-1-samuel@sholland.org
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>