Re: [PATCH 13/21] mac8011: slight optimization of addr compare
On Mon, 2013-12-23 at 13:10 +0800, Ding Tianhong wrote: > Use the recently added and possibly more efficient > ether_addr_equal_unaligned to instead of memcmp. > - if (memcmp(local->hw.wiphy->addresses[i].addr, > -sdata->vif.addr, ETH_ALEN) == 0) { > + if > (ether_addr_equal_unaligned(local->hw.wiphy->addresses[i].addr, > sdata->vif.addr)) { This clearly should have some linebreaks. This code also doesn't care all that much about efficiency, so not sure it's worth it at all. johannes -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH 13/21] mac8011: slight optimization of addr compare
On Mon, 2013-12-23 at 13:10 +0800, Ding Tianhong wrote: Use the recently added and possibly more efficient ether_addr_equal_unaligned to instead of memcmp. - if (memcmp(local-hw.wiphy-addresses[i].addr, -sdata-vif.addr, ETH_ALEN) == 0) { + if (ether_addr_equal_unaligned(local-hw.wiphy-addresses[i].addr, sdata-vif.addr)) { This clearly should have some linebreaks. This code also doesn't care all that much about efficiency, so not sure it's worth it at all. johannes -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
[PATCH 13/21] mac8011: slight optimization of addr compare
Use the recently added and possibly more efficient ether_addr_equal_unaligned to instead of memcmp. Cc: Johannes Berg Cc: John W. Linville Cc: David Miller Cc: linux-wirel...@vger.kernel.org Cc: net...@vger.kernel.org Signed-off-by: Wang Weidong Signed-off-by: Ding Tianhong --- net/mac80211/iface.c | 6 ++ 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 7aa9f9d..1773e17 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -1497,8 +1497,7 @@ static void ieee80211_assign_perm_addr(struct ieee80211_local *local, bool used = false; list_for_each_entry(sdata, >interfaces, list) { - if (memcmp(local->hw.wiphy->addresses[i].addr, - sdata->vif.addr, ETH_ALEN) == 0) { + if (ether_addr_equal_unaligned(local->hw.wiphy->addresses[i].addr, sdata->vif.addr)) { used = true; break; } @@ -1558,8 +1557,7 @@ static void ieee80211_assign_perm_addr(struct ieee80211_local *local, val += inc; list_for_each_entry(sdata, >interfaces, list) { - if (memcmp(tmp_addr, sdata->vif.addr, - ETH_ALEN) == 0) { + if (ether_addr_equal_unaligned(tmp_addr, sdata->vif.addr)) { used = true; break; } -- 1.8.0 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
[PATCH 13/21] mac8011: slight optimization of addr compare
Use the recently added and possibly more efficient ether_addr_equal_unaligned to instead of memcmp. Cc: Johannes Berg johan...@sipsolutions.net Cc: John W. Linville linvi...@tuxdriver.com Cc: David Miller da...@davemloft.net Cc: linux-wirel...@vger.kernel.org Cc: net...@vger.kernel.org Signed-off-by: Wang Weidong wangweido...@huawei.com Signed-off-by: Ding Tianhong dingtianh...@huawei.com --- net/mac80211/iface.c | 6 ++ 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 7aa9f9d..1773e17 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -1497,8 +1497,7 @@ static void ieee80211_assign_perm_addr(struct ieee80211_local *local, bool used = false; list_for_each_entry(sdata, local-interfaces, list) { - if (memcmp(local-hw.wiphy-addresses[i].addr, - sdata-vif.addr, ETH_ALEN) == 0) { + if (ether_addr_equal_unaligned(local-hw.wiphy-addresses[i].addr, sdata-vif.addr)) { used = true; break; } @@ -1558,8 +1557,7 @@ static void ieee80211_assign_perm_addr(struct ieee80211_local *local, val += inc; list_for_each_entry(sdata, local-interfaces, list) { - if (memcmp(tmp_addr, sdata-vif.addr, - ETH_ALEN) == 0) { + if (ether_addr_equal_unaligned(tmp_addr, sdata-vif.addr)) { used = true; break; } -- 1.8.0 -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/