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Date: Sun, 15 May 2022 03:16:08 +0100 From: Vadim Fedorenko <vfedorenko@...ek.ru> To: Jonathan Lemon <jonathan.lemon@...il.com>, netdev@...r.kernel.org Cc: richardcochran@...il.com, davem@...emloft.net, kuba@...nel.org, pabeni@...hat.com, edumazet@...gle.com, kernel-team@...com Subject: Re: [PATCH net v2] ptp: ocp: have adjtime handle negative delta_ns correctly On 13.05.2022 23:52, Jonathan Lemon wrote: > delta_ns is a s64, but it was being passed ptp_ocp_adjtime_coarse > as an u64. Also, it turns out that timespec64_add_ns() only handles > positive values, so perform the math with set_normalized_timespec(). > > Fixes: 90f8f4c0e3ce ("ptp: ocp: Add ptp_ocp_adjtime_coarse for large adjustments") > Suggested-by: Vadim Fedorenko <vfedorenko@...ek.ru> > Signed-off-by: Jonathan Lemon <jonathan.lemon@...il.com> Acked-by: Vadim Fedorenko <vfedorenko@...ek.ru>
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