The series has two cleanups to drivers/base/memory as below.

PATCH[1-2] Improves add_boot_memory_block() by using for_each_present_section_nr()
           and droping @section_count
PATCH[3]   Corrects the comments to match with 'struct memory_group'

Changelog
=========
v2:
  Expose for_each_present_section_nr() so that it can be used in
  add_boot_memory_block()                                           (Andrew)

Gavin Shan (3):
  mm/sparse: Expose for_each_present_section_nr()
  drivers/base/memory: Improve add_boot_memory_block()
  drivers/base/memory: Correct the field name in the header

 drivers/base/memory.c  | 17 ++++++++---------
 include/linux/memory.h |  2 +-
 include/linux/mmzone.h |  5 +++++
 mm/sparse.c            |  5 -----
 4 files changed, 14 insertions(+), 15 deletions(-)

-- 
2.48.1