On Mon, Jul 9, 2018 at 2:40 PM Marcelo Ricardo Leitner <marcelo.leit...@gmail.com> wrote: > > On Mon, Jul 09, 2018 at 05:03:31PM -0400, Michel Machado wrote: > > Changing TC_PRIO_MAX from 15 to 63 risks breaking backward compatibility > > with applications. > > If done, it needs to be done carefully, indeed. I don't know if it's > doable, neither I know how hard is your requirement for 64 different > priorities.
struct tc_prio_qopt { int bands; /* Number of bands */ __u8 priomap[TC_PRIO_MAX+1]; /* Map: logical priority -> PRIO band */ }; How would you do it carefully? Also, it is not only used by prio but also pfifo_fast.