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ethtool: add FEATURES_NTF notification

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Send ETHTOOL_MSG_FEATURES_NTF notification whenever network device features
are modified using ETHTOOL_MSG_FEATURES_SET netlink message, ethtool ioctl
request or any other way resulting in call to netdev_update_features() or
netdev_change_features()

Signed-off-by: Michal Kubecek <mkubecek@suse.cz>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Michal Kubecek
2020-03-12 21:08:03 +01:00
committed by David S. Miller
parent 0980bfcd69
commit 9c6451ef48
4 changed files with 39 additions and 1 deletions
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6
Documentation/networking/ethtool-netlink.rst
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@@ -208,6 +208,7 @@ Kernel to userspace:
``ETHTOOL_MSG_WOL_NTF`` wake-on-lan settings notification
``ETHTOOL_MSG_FEATURES_GET_REPLY`` device features
``ETHTOOL_MSG_FEATURES_SET_REPLY`` optional reply to FEATURES_SET
``ETHTOOL_MSG_FEATURES_NTF`` netdev features notification
===================================== =================================
``GET`` requests are sent by userspace applications to retrieve device
@@ -591,6 +592,11 @@ reports the difference between old and new dev->features: mask consists of
bits which have changed, values are their values in new dev->features (after
the operation).
``ETHTOOL_MSG_FEATURES_NTF`` notification is sent not only if device features
are modified using ``ETHTOOL_MSG_FEATURES_SET`` request or on of ethtool ioctl
request but also each time features are modified with netdev_update_features()
or netdev_change_features().
Request translation
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