From: Christophe JAILLET <christophe.jaillet@wanadoo.fr> To: gcherian@marvell.com, herbert@gondor.apana.org.au, davem@davemloft.net Cc: linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org, Christophe JAILLET <christophe.jaillet@wanadoo.fr> Subject: [PATCH] macvlan: Use 'hash' iterators to simplify code Date: Wed, 28 Apr 2021 08:58:14 +0200 [thread overview] Message-ID: <fa1b35d89a6254b3d46d9385ae6f85584138cc31.1619367130.git.christophe.jaillet@wanadoo.fr> (raw) Use 'hash_for_each_rcu' and 'hash_for_each_safe' instead of hand writing them. This saves some lines of code, reduce indentation and improve readability. Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> --- Compile tested only --- drivers/net/macvlan.c | 45 +++++++++++++++++-------------------------- 1 file changed, 18 insertions(+), 27 deletions(-) diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index 9a9a5cf36a4b..b4f9c66e9a75 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -272,25 +272,22 @@ static void macvlan_broadcast(struct sk_buff *skb, if (skb->protocol == htons(ETH_P_PAUSE)) return; - for (i = 0; i < MACVLAN_HASH_SIZE; i++) { - hlist_for_each_entry_rcu(vlan, &port->vlan_hash[i], hlist) { - if (vlan->dev == src || !(vlan->mode & mode)) - continue; + hash_for_each_rcu(port->vlan_hash, i, vlan, hlist) { + if (vlan->dev == src || !(vlan->mode & mode)) + continue; - hash = mc_hash(vlan, eth->h_dest); - if (!test_bit(hash, vlan->mc_filter)) - continue; + hash = mc_hash(vlan, eth->h_dest); + if (!test_bit(hash, vlan->mc_filter)) + continue; - err = NET_RX_DROP; - nskb = skb_clone(skb, GFP_ATOMIC); - if (likely(nskb)) - err = macvlan_broadcast_one( - nskb, vlan, eth, + err = NET_RX_DROP; + nskb = skb_clone(skb, GFP_ATOMIC); + if (likely(nskb)) + err = macvlan_broadcast_one(nskb, vlan, eth, mode == MACVLAN_MODE_BRIDGE) ?: - netif_rx_ni(nskb); - macvlan_count_rx(vlan, skb->len + ETH_HLEN, - err == NET_RX_SUCCESS, true); - } + netif_rx_ni(nskb); + macvlan_count_rx(vlan, skb->len + ETH_HLEN, + err == NET_RX_SUCCESS, true); } } @@ -380,20 +377,14 @@ static void macvlan_broadcast_enqueue(struct macvlan_port *port, static void macvlan_flush_sources(struct macvlan_port *port, struct macvlan_dev *vlan) { + struct macvlan_source_entry *entry; + struct hlist_node *next; int i; - for (i = 0; i < MACVLAN_HASH_SIZE; i++) { - struct hlist_node *h, *n; - - hlist_for_each_safe(h, n, &port->vlan_source_hash[i]) { - struct macvlan_source_entry *entry; + hash_for_each_safe(port->vlan_source_hash, i, next, entry, hlist) + if (entry->vlan == vlan) + macvlan_hash_del_source(entry); - entry = hlist_entry(h, struct macvlan_source_entry, - hlist); - if (entry->vlan == vlan) - macvlan_hash_del_source(entry); - } - } vlan->macaddr_count = 0; } -- 2.30.2
WARNING: multiple messages have this Message-ID (diff)
From: Christophe JAILLET <christophe.jaillet@wanadoo.fr> To: davem@davemloft.net, kuba@kernel.org Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org, Christophe JAILLET <christophe.jaillet@wanadoo.fr> Subject: [PATCH] macvlan: Use 'hash' iterators to simplify code Date: Sun, 25 Apr 2021 18:14:10 +0200 [thread overview] Message-ID: <fa1b35d89a6254b3d46d9385ae6f85584138cc31.1619367130.git.christophe.jaillet@wanadoo.fr> (raw) Use 'hash_for_each_rcu' and 'hash_for_each_safe' instead of hand writing them. This saves some lines of code, reduce indentation and improve readability. Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> --- Compile tested only --- drivers/net/macvlan.c | 45 +++++++++++++++++-------------------------- 1 file changed, 18 insertions(+), 27 deletions(-) diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index 9a9a5cf36a4b..b4f9c66e9a75 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -272,25 +272,22 @@ static void macvlan_broadcast(struct sk_buff *skb, if (skb->protocol == htons(ETH_P_PAUSE)) return; - for (i = 0; i < MACVLAN_HASH_SIZE; i++) { - hlist_for_each_entry_rcu(vlan, &port->vlan_hash[i], hlist) { - if (vlan->dev == src || !(vlan->mode & mode)) - continue; + hash_for_each_rcu(port->vlan_hash, i, vlan, hlist) { + if (vlan->dev == src || !(vlan->mode & mode)) + continue; - hash = mc_hash(vlan, eth->h_dest); - if (!test_bit(hash, vlan->mc_filter)) - continue; + hash = mc_hash(vlan, eth->h_dest); + if (!test_bit(hash, vlan->mc_filter)) + continue; - err = NET_RX_DROP; - nskb = skb_clone(skb, GFP_ATOMIC); - if (likely(nskb)) - err = macvlan_broadcast_one( - nskb, vlan, eth, + err = NET_RX_DROP; + nskb = skb_clone(skb, GFP_ATOMIC); + if (likely(nskb)) + err = macvlan_broadcast_one(nskb, vlan, eth, mode == MACVLAN_MODE_BRIDGE) ?: - netif_rx_ni(nskb); - macvlan_count_rx(vlan, skb->len + ETH_HLEN, - err == NET_RX_SUCCESS, true); - } + netif_rx_ni(nskb); + macvlan_count_rx(vlan, skb->len + ETH_HLEN, + err == NET_RX_SUCCESS, true); } } @@ -380,20 +377,14 @@ static void macvlan_broadcast_enqueue(struct macvlan_port *port, static void macvlan_flush_sources(struct macvlan_port *port, struct macvlan_dev *vlan) { + struct macvlan_source_entry *entry; + struct hlist_node *next; int i; - for (i = 0; i < MACVLAN_HASH_SIZE; i++) { - struct hlist_node *h, *n; - - hlist_for_each_safe(h, n, &port->vlan_source_hash[i]) { - struct macvlan_source_entry *entry; + hash_for_each_safe(port->vlan_source_hash, i, next, entry, hlist) + if (entry->vlan == vlan) + macvlan_hash_del_source(entry); - entry = hlist_entry(h, struct macvlan_source_entry, - hlist); - if (entry->vlan == vlan) - macvlan_hash_del_source(entry); - } - } vlan->macaddr_count = 0; } -- 2.30.2
next reply other threads:[~2021-04-28 6:58 UTC|newest] Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-04-25 16:14 Christophe JAILLET [this message] 2021-04-28 6:58 ` [PATCH] macvlan: Use 'hash' iterators to simplify code Christophe JAILLET 2021-04-27 21:10 ` patchwork-bot+netdevbpf
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