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author | Vivien Didelot <vivien.didelot@savoirfairelinux.com> | 2017-06-01 16:07:11 -0400 |
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committer | David S. Miller <davem@davemloft.net> | 2017-06-01 17:34:56 -0400 |
commit | 73a7ece8f70c955464080e434b5324bcdfdcb1b1 (patch) | |
tree | 7fe736c325597b74745ebe2cf828c9e209ebf70d /net/dsa | |
parent | 0266f79778de0afadd070941aae493c28529d974 (diff) | |
download | op-kernel-dev-73a7ece8f70c955464080e434b5324bcdfdcb1b1.zip op-kernel-dev-73a7ece8f70c955464080e434b5324bcdfdcb1b1.tar.gz |
net: dsa: comment hot path requirements
The DSA layer uses inline helpers and copy of the tagging functions for
faster access in hot path. Add comments to detail that.
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/dsa')
-rw-r--r-- | net/dsa/dsa_priv.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/net/dsa/dsa_priv.h b/net/dsa/dsa_priv.h index 7459d57..db2a7b9 100644 --- a/net/dsa/dsa_priv.h +++ b/net/dsa/dsa_priv.h @@ -73,6 +73,7 @@ struct dsa_device_ops { }; struct dsa_slave_priv { + /* Copy of dp->ds->dst->tag_ops->xmit for faster access in hot path */ struct sk_buff * (*xmit)(struct sk_buff *skb, struct net_device *dev); |