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authorDaniel Borkmann <daniel@iogearbox.net>2024-12-10 17:12:41 +0300
committerPaolo Abeni <pabeni@redhat.com>2024-12-12 13:59:18 +0300
commitd2516c3a53705f783bb6868df0f4a2b977898a71 (patch)
tree4f73712a88b678ec5d2ed8a148257fe63451576a /include/linux/netdev_features.h
parentf8d4bc455047cf3903cd6f85f49978987dbb3027 (diff)
downloadlinux-d2516c3a53705f783bb6868df0f4a2b977898a71.tar.xz
net, team, bonding: Add netdev_base_features helper
Both bonding and team driver have logic to derive the base feature flags before iterating over their slave devices to refine the set via netdev_increment_features(). Add a small helper netdev_base_features() so this can be reused instead of having it open-coded multiple times. Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Cc: Nikolay Aleksandrov <razor@blackwall.org> Cc: Ido Schimmel <idosch@idosch.org> Cc: Jiri Pirko <jiri@nvidia.com> Reviewed-by: Hangbin Liu <liuhangbin@gmail.com> Reviewed-by: Nikolay Aleksandrov <razor@blackwall.org> Link: https://patch.msgid.link/20241210141245.327886-1-daniel@iogearbox.net Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Diffstat (limited to 'include/linux/netdev_features.h')
-rw-r--r--include/linux/netdev_features.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/netdev_features.h b/include/linux/netdev_features.h
index 66e7d26b70a4..11be70a7929f 100644
--- a/include/linux/netdev_features.h
+++ b/include/linux/netdev_features.h
@@ -253,4 +253,11 @@ static inline int find_next_netdev_feature(u64 feature, unsigned long start)
NETIF_F_GSO_UDP_TUNNEL | \
NETIF_F_GSO_UDP_TUNNEL_CSUM)
+static inline netdev_features_t netdev_base_features(netdev_features_t features)
+{
+ features &= ~NETIF_F_ONE_FOR_ALL;
+ features |= NETIF_F_ALL_FOR_ALL;
+ return features;
+}
+
#endif /* _LINUX_NETDEV_FEATURES_H */