On Tue, Jan 10, 2023 at 01:46:37PM +0100, Andrzej Hajda wrote: > On 10.01.2023 12:07, Andy Shevchenko wrote: > > On Tue, Jan 10, 2023 at 11:53:06AM +0100, Andrzej Hajda wrote: ... > > > + return __xchg(&p_chain->p_prod_elem, > > > + (void *)(((u8 *)p_chain->p_prod_elem) + p_chain->elem_size)); > > > > Wondering if you still need a (void *) casting after the change. Ditto for the > > rest of similar cases. > > IMHO it is not needed also before the change and IIRC gcc has an extension > which allows to drop (u8 *) cast as well [1]. I guess you can drop at least the former one. > [1]: https://gcc.gnu.org/onlinedocs/gcc/Pointer-Arith.html ... > > Btw, is it done by coccinelle? If no, why not providing the script? > > Yes I have used cocci. My cocci skills are far from perfect, so I did not > want to share my dirty code, but this is nothing secret: Thank you! It's not about secrecy, it's about automation / error proofness. -- With Best Regards, Andy Shevchenko