Messages in this thread Patch in this message | | | From | Joe Perches <> | Subject | [PATCH 3/7] atm: Use ether_addr_copy | Date | Mon, 20 Jan 2014 09:52:16 -0800 |
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Use ether_addr_copy instead of memcpy(a, b, ETH_ALEN) to save some cycles on arm and powerpc.
Signed-off-by: Joe Perches <joe@perches.com> --- net/atm/lec.c | 9 +++++---- net/atm/mpc.c | 2 +- 2 files changed, 6 insertions(+), 5 deletions(-)
diff --git a/net/atm/lec.c b/net/atm/lec.c index f23916b..0b73ae9 100644 --- a/net/atm/lec.c +++ b/net/atm/lec.c @@ -521,7 +521,7 @@ send_to_lecd(struct lec_priv *priv, atmlec_msg_type type, if (data != NULL) mesg->sizeoftlvs = data->len; if (mac_addr) - memcpy(&mesg->content.normal.mac_addr, mac_addr, ETH_ALEN); + ether_addr_copy(&mesg->content.normal.mac_addr, mac_addr); else mesg->content.normal.targetless_le_arp = 1; if (atm_addr) @@ -1565,7 +1565,7 @@ static struct lec_arp_table *make_entry(struct lec_priv *priv, pr_info("LEC: Arp entry kmalloc failed\n"); return NULL; } - memcpy(to_return->mac_addr, mac_addr, ETH_ALEN); + ether_addr_copy(to_return->mac_addr, mac_addr); INIT_HLIST_NODE(&to_return->next); setup_timer(&to_return->timer, lec_arp_expire_arp, (unsigned long)to_return); @@ -1887,7 +1887,8 @@ lec_arp_update(struct lec_priv *priv, const unsigned char *mac_addr, entry = tmp; } else { entry->status = ESI_FORWARD_DIRECT; - memcpy(entry->mac_addr, mac_addr, ETH_ALEN); + ether_addr_copy(entry->mac_addr, + mac_addr); entry->last_used = jiffies; lec_arp_add(priv, entry); } @@ -2263,7 +2264,7 @@ lec_arp_check_empties(struct lec_priv *priv, &priv->lec_arp_empty_ones, next) { if (vcc == entry->vcc) { del_timer(&entry->timer); - memcpy(entry->mac_addr, src, ETH_ALEN); + ether_addr_copy(entry->mac_addr, src); entry->status = ESI_FORWARD_DIRECT; entry->last_used = jiffies; /* We might have got an entry */ diff --git a/net/atm/mpc.c b/net/atm/mpc.c index 3af1275..b71ff6b 100644 --- a/net/atm/mpc.c +++ b/net/atm/mpc.c @@ -478,7 +478,7 @@ static const uint8_t *copy_macs(struct mpoa_client *mpc, return NULL; } } - memcpy(mpc->mps_macs, router_mac, ETH_ALEN); + ether_addr_copy(mpc->mps_macs, router_mac); tlvs += 20; if (device_type == MPS_AND_MPC) tlvs += 20; if (mps_macs > 0) memcpy(mpc->mps_macs, tlvs, mps_macs*ETH_ALEN); -- 1.8.1.2.459.gbcd45b4.dirty
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