ROn Fri, Jul 21 2023 at 12:22, Peter Zijlstra wrote: > sys_futex_waitv() is part of the futex2 series (the first and only so > far) of syscalls and has a flags field per futex (as opposed to flags > being encoded in the futex op). > > This new flags field has a new namespace, which unfortunately isn't > super explicit. Notably it currently takes FUTEX_32 and > FUTEX_PRIVATE_FLAG. > > Introduce the FUTEX2 namespace to clarify this > > Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx> Reviewed-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>