On Thu, Aug 05, 2021 at 06:25:37PM +0530, Kanchan Joshi wrote: > +int io_uring_cmd_import_fixed(void *ubuf, unsigned long len, > + int rw, struct iov_iter *iter, void *ioucmd) > +{ > + u64 buf_addr = (u64)ubuf; This will cause a warning on 32-bit platforms.