Messages in this thread | | | Date | Wed, 14 Sep 2022 14:00:16 -0400 | From | Sasha Levin <> | Subject | Re: [PATCH AUTOSEL 5.15 17/23] fec: Restart PPS after link state change |
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On Wed, Aug 31, 2022 at 03:03:40PM +0200, Csókás Bence wrote: > >On 2022. 08. 30. 19:21, Sasha Levin wrote: >>From: Csókás Bence <csokas.bence@prolan.hu> >> >>[ Upstream commit f79959220fa5fbda939592bf91c7a9ea90419040 ] >> >>On link state change, the controller gets reset, >>causing PPS to drop out and the PHC to lose its >>time and calibration. So we restart it if needed, >>restoring calibration and time registers. > >There is an ongoing investigation on netdev@ about a potential kernel >panic on kernels newer than 5.12 with this patch applied. Please hold >off on backporting to 5.15 until the bugfix is applied to upstream.
Will do, thanks!
-- Thanks, Sasha
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