Sun, Feb 10, 2019 at 07:28:49PM CET, a...@mellanox.com wrote:
>This patch adds support for the following commands:
>devlink health show      [DEV reporter REPORTE_NAME]
>devlink health recover    DEV reporter REPORTER_NAME
>devlink health diagnose   DEV reporter REPORTER_NAME
>devlink health dump show  DEV reporter REPORTER_NAME
>devlink health dump clear DEV reporter REPORTER_NAME
>devlink health set        DEV reporter REPORTER_NAME NAME VALUE
>
> * show: Devlink health show command displays status and configuration info on
>   specific reporter on a device or dump the info on all reporters on all
>   devices.
> * recover: Devlink health recover enables the user to initiate a
>   recovery on a reporter. This operation will increment the recoveries
>   counter displayed in the show command.
> * diagnose: Devlink health diagnose enables the user to retrieve diagnostics 
> data
>   on a reporter on a device. The command's output is a free text defined
>   by the reporter.
> * dump show: Devlink health dump show displays the last saved dump. Devlink
>   health saves a single dump. If a dump is not already stored by
>   the Devlink for this reporter, Devlink generates a new dump. The
>   dump can be generated automatically when a reporter reports on an
>   error or manually by user's request.
>   dump output is defined by the reporter.
> * dump clear: Devlink health dump clear, deletes the last saved dump file.
> * set: Devlink health set, enables the user to configure:
>       1) grace_period [msec] time interval between auto recoveries.
>       2) auto_recover [true/false] whether the devlink should execute
>       automatic recover on error.
>
>Examples:
>$devlink health show pci/0000:00:09.0 reporter tx
>pci/0000:00:09.0:
>name tx
>  state healthy #err 0 #recover 1 last_dump_ts N/A
>    parameters:
>      grace period 600 auto_recover true
>$devlink health diagnose pci/0000:00:09.0 reporter tx
>SQs:
>  sqn: 4283 HW state: 1 stopped: false
>  sqn: 4288 HW state: 1 stopped: false
>  sqn: 4293 HW state: 1 stopped: false
>  sqn: 4298 HW state: 1 stopped: false
>  sqn: 4303 HW state: 1 stopped: false
>$devlink health dump show pci/0000:00:09.0 reporter tx
>TX dump data
>$devlink health dump clear pci/0000:00:09.0 reporter tx
>$devlink health set pci/0000:00:09.0 reporter tx grace_period 3500
>$devlink health set pci/0000:00:09.0 reporter tx auto_recover false
>
>Signed-off-by: Aya Levin <a...@mellanox.com>
>Reviewed-by: Moshe Shemesh <mo...@mellanox.com>
>---
> devlink/devlink.c            | 551 ++++++++++++++++++++++++++++++++++++++++++-
> include/uapi/linux/devlink.h |  23 ++
> man/man8/devlink-health.8    | 176 ++++++++++++++
> man/man8/devlink.8           |   7 +-
> 4 files changed, 755 insertions(+), 2 deletions(-)

755 lines is too much for one patch.
For easier review, please split this patch into separate patchset,
preferably per-cmd.

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