netdev - Re: [PATCH v1] ptp: add PTP_MULTI_CLOCK

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Message-ID: <20231122201058.0bfb07a9@kernel.org>
Date: Wed, 22 Nov 2023 20:10:58 -0800
From: Jakub Kicinski <kuba@...nel.org>
To: Sagi Maimon <maimon.sagi@...il.com>
Cc: richardcochran@...il.com, reibax@...il.com, davem@...emloft.net,
 rrameshbabu@...dia.com, netdev@...r.kernel.org,
 linux-kernel@...r.kernel.org, maheshb@...gle.com
Subject: Re: [PATCH v1] ptp: add PTP_MULTI_CLOCK_GET ioctl

On Wed, 22 Nov 2023 09:43:52 +0200 Sagi Maimon wrote:
>         Some user space applications need to read some clocks.
>         Each read requires moving from user space to kernel space.
>         This asymmetry causes the measured offset to have a significant error.

Please CC maheshb@...gle.com on v2, he was doing something similar
recently.