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Message-ID: <20140910172619.GB5944@localhost.localdomain> Date: Wed, 10 Sep 2014 19:26:20 +0200 From: Richard Cochran <richardcochran@...il.com> To: Daniel Glöckner <dg@...ix.com> Cc: netdev@...r.kernel.org Subject: Re: PTP_PEROUT_REQUEST and clock stepping On Wed, Sep 10, 2014 at 06:16:37PM +0200, Daniel Glöckner wrote: > Hi, > I was wondering how periodic output is supposed to behave if the clock > is stepped from a time after ptp_perout_request.start to a time before > ptp_perout_request.start. I would say the result is undefined. User space should first stop the periodic output, then reprogram the clock, then restart the periodic output. Anything else makes no sense at all. Thanks, Richard -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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