where __struct_cpy_bug is defined

Dear all I find a function of __struct_cpy_bug in linux kernel v2.4.0.But I only it's declaration.I want to know where __struct_cpy_bug is defined ___ Kernelnewbies mailing list Kernelnewbies@kernelnewbies.org https://lists.kernelnewbies.org/mailman/list

first patch

Dear I have sent my first patch (https://lkml.org/lkml/2015/11/18/239) to linux-next tree.But I never received anything about it.So I sent it again. You say "Doesn't apply to my tree :(".but it can be apply to least linux-next branch . I make n new patch and send it.I receive review(https://www.m