Messages in this thread |  | | Subject | Re: [PATCH net-next 3/3] net: hns3: add support for link diagnosis info in debugfs | From | "huangguangbin (A)" <> | Date | Fri, 25 Jun 2021 15:08:02 +0800 |
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On 2021/6/25 3:25, Jakub Kicinski wrote: > On Thu, 24 Jun 2021 22:36:45 +0800 Guangbin Huang wrote: >> In order to know reason why link down, add a debugfs file >> "link_diagnosis_info" to get link faults from firmware, and each bit >> represents one kind of fault. >> >> usage example: >> $ cat link_diagnosis_info >> Reference clock lost > > Please use ethtool->get_link_ext_state instead. > . > Ok, thanks.
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