safe_highmem_bm 2281 kernel/power/snapshot.c static struct memory_bitmap *safe_highmem_bm; safe_highmem_bm 2328 kernel/power/snapshot.c safe_highmem_bm = bm; safe_highmem_bm 2381 kernel/power/snapshot.c tmp = pfn_to_page(memory_bm_next_pfn(safe_highmem_bm)); safe_highmem_bm 2422 kernel/power/snapshot.c if (safe_highmem_bm) safe_highmem_bm 2423 kernel/power/snapshot.c memory_bm_free(safe_highmem_bm, PG_UNSAFE_CLEAR);