On 09/02/2017 08:34 AM, Andrew Lunn wrote: > On Thu, Aug 31, 2017 at 02:37:46PM -0400, Vivien Didelot wrote: >> Because each DSA slave port may use a different DSA master port, add a >> pointer to a master in the slave structure. This is a preparatory patch >> for multiple CPU ports. >> >> Signed-off-by: Vivien Didelot <vivien.dide...@savoirfairelinux.com> >> --- >> net/dsa/dsa_priv.h | 7 ++----- >> net/dsa/slave.c | 33 ++++++++++++++++++--------------- >> 2 files changed, 20 insertions(+), 20 deletions(-) >> >> diff --git a/net/dsa/dsa_priv.h b/net/dsa/dsa_priv.h >> index 59f155cbbe87..a8cd6cbe4061 100644 >> --- a/net/dsa/dsa_priv.h >> +++ b/net/dsa/dsa_priv.h >> @@ -66,6 +66,8 @@ struct dsa_notifier_vlan_info { >> }; >> >> struct dsa_slave_priv { >> + struct dsa_master *master; >> + >> /* Copy of the master xmit tagging op for faster access in hot path */ >> struct sk_buff * (*xmit)(struct sk_buff *skb, >> struct net_device *dev); >> @@ -179,9 +181,4 @@ extern const struct dsa_device_ops qca_netdev_ops; >> /* tag_trailer.c */ >> extern const struct dsa_device_ops trailer_netdev_ops; >> >> -static inline struct net_device *dsa_master_netdev(struct dsa_slave_priv *p) >> -{ >> - return p->dp->ds->dst->master->netdev; >> -} >> - > > Hi Vivien > > Why remove this helper, when it could become p->master->netdev ?
Agreed, I would keep the helper at this point to minimize the delta, it should really identical in terms of code generated. -- Florian