UPSTREAM: lib/memrange: Introduce method to clone memrange Add a new method to clone an existing memrange with all of its entries. Required for new bootmem type LB_MEM_RAM_DONT_OVERLAP. BUG=none BRANCH=none TEST=none Change-Id: I20b7bbe1b0c0366938cacded87999a76d47fa462 Signed-off-by: Martin Roth <[email protected]> Original-Commit-Id: d67a4bd5a7f2270294a83a15ba4bc58d16e67180 Original-Change-Id: I64b27bf2611ca310385ef680f030a3e4aa0c2680 Original-Signed-off-by: Patrick Rudolph <[email protected]> Original-Reviewed-on: https://review.coreboot.org/25582 Original-Reviewed-by: Aaron Durbin <[email protected]> Original-Tested-by: build bot (Jenkins) <[email protected]> Reviewed-on: https://chromium-review.googlesource.com/1007441