On Mon, Jul 06, 2020 at 09:33:30PM +0300, Sergey Organov wrote: > Vladimir Oltean <olte...@gmail.com> writes: > > > On Mon, Jul 06, 2020 at 06:21:59PM +0300, Sergey Organov wrote: > > Both are finicky in their own ways. There is no real way for the user to > > select which PHC they want to use. The assumption is that you'd always > > want to use the outermost one, and that things in the kernel side always > > collaborate towards that end.
+1 In addition, for PHY time stamping you must enable the costly CONFIG_NETWORK_PHY_TIMESTAMPING option at compile time, and so the user most definitely wants the "outer" function. > Makes sense, -- thanks for clarification! Indeed, if somebody connected > that external thingy, chances are high it was made for a purpose. Yes, exactly. Thanks, Richard