CHUNK_SHIFT        50 drivers/infiniband/sw/siw/siw_mem.h #define CHUNK_SHIFT 9 /* sets number of pages per chunk */
CHUNK_SHIFT        59 mm/z3fold.c    #define CHUNK_SHIFT	(PAGE_SHIFT - NCHUNKS_ORDER)
CHUNK_SHIFT        71 mm/zbud.c      #define CHUNK_SHIFT	(PAGE_SHIFT - NCHUNKS_ORDER)