On Mon, Aug 03, 2020 at 02:47:19PM +0000, Kalesh Singh wrote: > +static void dma_buf_fd_install(int fd, struct file *filp) > +{ > + trace_dma_buf_fd_ref_inc(current, filp); > +} You're adding a new file_operation in order to just add a new tracepoint? NACK.