# grep -i warning make.log
<stdin>:1340:2: warning: #warning syscall sync_file_range not implemented
<stdin>:1364:2: warning: #warning syscall utimensat not implemented
WARNING: "fee_restarts" [arch/powerpc/kernel/built-in] is COMMON symbol
WARNING: "ee_restarts" [arch/powerpc/kernel/built-in] is COMMON symbol
WARNING: arch/powerpc/kernel/built-in.o - Section mismatch: reference to .init.data:.got2 from dt_string_start (offset 0x8)
WARNING: arch/powerpc/kernel/built-in.o - Section mismatch: reference to .init.data:.got2 from dt_string_end (offset 0xc)
WARNING: arch/powerpc/kernel/built-in.o - Section mismatch: reference to .init.data:.got2 from prom_entry (offset 0x10)
WARNING: arch/powerpc/kernel/built-in.o - Section mismatch: reference to .init.data:.got2 from prom (offset 0x40)
WARNING: arch/powerpc/kernel/built-in.o - Section mismatch: reference to .init.data:.got2 from of_platform (offset 0x54)
WARNING: arch/powerpc/kernel/built-in.o - Section mismatch: reference to .init.data:.got2 from alloc_bottom (offset 0x5c)
WARNING: arch/powerpc/kernel/built-in.o - Section mismatch: reference to .init.data:.got2 from ram_top (offset 0x60)
WARNING: arch/powerpc/kernel/built-in.o - Section mismatch: reference to .init.data:.got2 from alloc_top (offset 0x68)
WARNING: arch/powerpc/kernel/built-in.o - Section mismatch: reference to .init.data:.got2 from prom_scratch (offset 0x84)
WARNING: arch/powerpc/kernel/built-in.o - Section mismatch: reference to .init.data:.got2 from of_stdout_device (offset 0xf0)
WARNING: arch/powerpc/kernel/built-in.o - Section mismatch: reference to .init.data:.got2 from prom_cmd_line (offset 0x120)
WARNING: arch/powerpc/kernel/built-in.o - Section mismatch: reference to .init.data:.got2 from regbuf (offset 0x140)
WARNING: arch/powerpc/kernel/built-in.o - Section mismatch: reference to .init.data:.got2 from rmo_top (offset 0x148)
WARNING: arch/powerpc/kernel/built-in.o - Section mismatch: reference to .init.data:.got2 from prom_initrd_start (offset 0x150)
WARNING: arch/powerpc/kernel/built-in.o - Section mismatch: reference to .init.data:.got2 from prom_initrd_end (offset 0x154)
WARNING: arch/powerpc/kernel/built-in.o - Section mismatch: reference to .init.data:.got2 from alloc_top_high (offset 0x158)
WARNING: arch/powerpc/kernel/built-in.o - Section mismatch: reference to .init.data:.got2 from mem_reserve_cnt (offset 0x1b8)
WARNING: arch/powerpc/kernel/built-in.o - Section mismatch: reference to .init.data:.got2 from mem_reserve_map (offset 0x1c0)
WARNING: arch/powerpc/kernel/built-in.o - Section mismatch: reference to .init.data:.got2 from dt_header_start (offset 0x204)
WARNING: arch/powerpc/kernel/built-in.o - Section mismatch: reference to .init.data:.got2 from dt_struct_start (offset 0x20c)
WARNING: arch/powerpc/kernel/built-in.o - Section mismatch: reference to .init.data:.got2 from dt_struct_end (offset 0x214)
WARNING: arch/powerpc/kernel/built-in.o - Section mismatch: reference to .init.data:.got2 from disp_BAT (offset 0x23c)
WARNING: "primary_pteg_full" [arch/powerpc/mm/built-in] is COMMON symbol
WARNING: "next_slot" [arch/powerpc/mm/built-in] is COMMON symbol
WARNING: "htab_hash_searches" [arch/powerpc/mm/built-in] is COMMON symbol
WARNING: arch/powerpc/mm/built-in.o - Section mismatch: reference to .init.text:early_get_page from .text between 'pte_alloc_one_kernel' (at offset 0x10a4) and 'v_mapped_by_bats'
WARNING: arch/powerpc/platforms/built-in.o - Section mismatch: reference to .init.data:.got2 from  (offset 0x0)
WARNING: arch/powerpc/platforms/built-in.o - Section mismatch: reference to .init.data:.got2 from bootx_dt_strend (offset 0x4)
WARNING: arch/powerpc/platforms/built-in.o - Section mismatch: reference to .init.data:.got2 from bootx_node_chosen (offset 0x30)
WARNING: arch/powerpc/platforms/built-in.o - Section mismatch: reference to .init.data:.got2 from bootx_info (offset 0x34)
WARNING: arch/powerpc/platforms/built-in.o - Section mismatch: reference to .init.data:.got2 from bootx_disp_path (offset 0x40)
WARNING: arch/powerpc/platforms/built-in.o - Section mismatch: reference to .init.text:pmac_probe from .machine.desc after 'mach_powermac' (at offset 0x4)
WARNING: arch/powerpc/platforms/built-in.o - Section mismatch: reference to .init.text:pmac_setup_arch from .machine.desc after 'mach_powermac' (at offset 0x8)
WARNING: arch/powerpc/platforms/built-in.o - Section mismatch: reference to .init.text:pmac_init_early from .machine.desc after 'mach_powermac' (at offset 0xc)
WARNING: arch/powerpc/platforms/built-in.o - Section mismatch: reference to .init.text:pmac_pic_init from .machine.desc after 'mach_powermac' (at offset 0x18)
WARNING: arch/powerpc/platforms/built-in.o - Section mismatch: reference to .init.text:pmac_time_init from .machine.desc after 'mach_powermac' (at offset 0x50)
WARNING: arch/powerpc/platforms/built-in.o - Section mismatch: reference to .init.text:pmac_calibrate_decr from .machine.desc after 'mach_powermac' (at offset 0x68)
WARNING: arch/powerpc/platforms/built-in.o - Section mismatch: reference to .init.text:pmac_pcibios_after_init from .machine.desc after 'mach_powermac' (at offset 0xd0)
WARNING: mm/built-in.o - Section mismatch: reference to .init.text:set_up_list3s from .text between 'kmem_cache_create' (at offset 0x242e8) and 'kmem_cache_shrink'
WARNING: mm/built-in.o - Section mismatch: reference to .init.text:set_up_list3s from .text between 'kmem_cache_create' (at offset 0x24408) and 'kmem_cache_shrink'