[dpdk-dev] [PATCH v5 0/5] kni: add API to set link status on kernel interface
Thomas Monjalon
thomas at monjalon.net
Mon Oct 22 15:08:06 CEST 2018
22/10/2018 15:03, Ferruh Yigit:
> On 10/19/2018 1:23 AM, Dan Gora wrote:
> > Hi All,
> >
> > Attached is version 5 of a patchset to add a new API function to
> > set the link status on kernel interfaces created with the KNI kernel
> > module.
> >
> > v5
> > ====
> > * Update Kernel NIC Interface document with new rte_kni option, move
> > kernel module parameter description here from KNI sample app
> > document, general cleanup.
> >
> > * Update Kernel NIC Interface sample application (kni) document
> > with new command line parameter, remove documentation for rte_kni
> > kernel module but add reference to it, general cleanup.
> >
> > * Change link status change sample rate for KNI example app to 500ms
> > from 100ms.
> >
> > * Fix bug in parameter parsing in v4 in rte_kni kernel module.
> >
> > * Fix output formatting of optional parameters for rte_kni with
> > modinfo.
> >
> > * Fix permissions of optional parameters for rte_kni.
> >
> > * Squash patch to add test for rte_kni_update_link into patch
> > introducing the API function.
> >
> >> v4
> >> ====
> >> * Rework rte_kni_update_link to only take linkup/linkdown as parameter,
> >> return previous link state, and remove log messages.
> >>
> >> * Update patch to set default carrier state to make default carrier
> >> state configurable by passing the 'carrier=[on|off]' option to
> >> the rte_kni kernel module. This is necessary in order to allow
> >> applications which use KNI as pure virtual interfaces without
> >> corresponding physical ethernet port to use the interfaces without
> >> having to set the carrier state to 'on' via rte_kni_update_link()
> >> or by writing to /sys/devices/virtual/net/<ifaceX>/carrier.
> >> Note that the default is 'off'.
> >>
> >> * Add command line flag '-m' to examples/kni to continuously monitor
> >> and update the KNI interface link status according to the link
> >> status of the corresponding physical ethernet port.
> >>
> >>
> >> v3
> >> ====
> >> * Use separate function to test rte_kni_update_link() in 'test' app.
> >>
> >> * Separate changes to 'test' app into separate patch to facilitate
> >> possible merge with https://patches.dpdk.org/patch/44730/
> >>
> >> * Remove changes to set KNI interfaces to 'up' in example/kni
> >>
> >> v2
> >> ====
> >>
> >> * Fix bug where "Fixed" and "AutoNeg" were transposed in the link
> >> status log message.
> >>
> >> * Add rte_kni_update_link() to rte_kni_version.map
> >>
> >> * Add rte_kni_update_link() tests to kni_autotest
> >>
> >> * Update examples/kni to continuously monitor link status and
> >> update the corresponding kernel interface with
> >> rte_kni_update_link().
> >>
> >> * Minor improvements to examples/kni: Add log message showing how
> >> to show/zero stats. Improve zeroing statistics.
> >>
> >> Note that checkpatches.sh compains about patch 1/5, but this appears
> >> to be a bug with check-symbol-change or something. If I move the
> >> fragment of the patch modifying rte_kni_version.map to the bottom of
> >> the patch file, it doesn't complain any more... I just don't really
> >> have time to investigate this right now.
> >
> > thanks
> > dan
> >
> >
> >
> > Dan Gora (5):
> > kni: add API to set link status on kernel interface
> > kni: set default carrier state of interface
> > examples/kni: monitor and update link status continually
> > examples/kni: add log msgs to show and clear stats
> > examples/kni: improve zeroing statistics
>
> Thanks for the document clean up.
>
> For series,
> Acked-by: Ferruh Yigit <ferruh.yigit at intel.com>
>
>
> Thomas,
>
> There is a possible doc update, what do you think fixing it while applying? Or
> do you require a new version?
What is the update to do?
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