This patchset only performs some small improvement to mm. First, make several functions return bool to improve readability, and then remove unused is_unevictable_lru function and refactor memmap_valid_within for simplicity. No functional change. Yaowei Bai (7): ipc/shm: is_file_shm_hugepages can be boolean mm/hugetlb: is_file_hugepages can be boolean mm/memblock: memblock_is_memory/reserved can be boolean mm/vmscan: page_is_file_cache can be boolean mm/lru: remove unused is_unevictable_lru function mm/gfp: make gfp_zonelist return directly and bool mm/mmzone: refactor memmap_valid_within include/linux/gfp.h | 7 ++----- include/linux/hugetlb.h | 10 ++++------ include/linux/memblock.h | 4 ++-- include/linux/mm_inline.h | 6 +++--- include/linux/mmzone.h | 11 +++-------- include/linux/shm.h | 6 +++--- ipc/shm.c | 2 +- mm/memblock.c | 4 ++-- mm/mmzone.c | 10 ++-------- 9 files changed, 22 insertions(+), 38 deletions(-) -- 1.9.1 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>