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Date: Wed, 18 Nov 2020 07:55:34 -0800 From: Jakub Kicinski <kuba@...nel.org> To: Vinicius Costa Gomes <vinicius.gomes@...el.com> Cc: Richard Cochran <richardcochran@...il.com>, Miroslav Lichvar <mlichvar@...hat.com>, intel-wired-lan@...ts.osuosl.org, andre.guedes@...el.com, linux-pci@...r.kernel.org, netdev@...r.kernel.org, bhelgaas@...gle.com Subject: Re: [Intel-wired-lan] [PATCH next-queue v2 3/3] igc: Add support for PTP getcrosststamp() On Tue, 17 Nov 2020 17:21:48 -0800 Vinicius Costa Gomes wrote: > > Also, what is the point of providing time measurements every 1 > > millisecond? > > I sincerely have no idea. I had no power on how the hardware was > designed, and how PTM was implemented in HW. Is the PTMed latency not dependent on how busy the bus is? That'd make 1ms more reasonable.
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