kernel: backport support for renaming netdevs while up

Will be used in upcoming hostapd changes

Signed-off-by: Felix Fietkau <nbd@nbd.name>
(cherry picked from commit 77c45ddd86b0dff7765e30f7846cbdef34fa93ce)

2 files changed, 16 insertions, 16 deletions

diff --git a/target/linux/generic/pending-5.15/680-NET-skip-GRO-for-foreign-MAC-addresses.patch b/target/linux/generic/pending-5.15/680-NET-skip-GRO-for-foreign-MAC-addresses.patch
index f01348d349..71b3aac846 100644
--- a/target/linux/generic/pending-5.15/680-NET-skip-GRO-for-foreign-MAC-addresses.patch
+++ b/target/linux/generic/pending-5.15/680-NET-skip-GRO-for-foreign-MAC-addresses.patch
@@ -11,7 +11,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
 
 --- a/include/linux/netdevice.h
 +++ b/include/linux/netdevice.h
-@@ -2100,6 +2100,8 @@ struct net_device {
+@@ -2098,6 +2098,8 @@ struct net_device {
  	struct netdev_hw_addr_list	mc;
  	struct netdev_hw_addr_list	dev_addrs;
  
@@ -32,7 +32,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  	__u8			inner_protocol_type:1;
 --- a/net/core/dev.c
 +++ b/net/core/dev.c
-@@ -6069,6 +6069,9 @@ static enum gro_result dev_gro_receive(s
+@@ -6054,6 +6054,9 @@ static enum gro_result dev_gro_receive(s
  	int same_flow;
  	int grow;
  
@@ -42,7 +42,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  	if (netif_elide_gro(skb->dev))
  		goto normal;
  
-@@ -8083,6 +8086,48 @@ static void __netdev_adjacent_dev_unlink
+@@ -8068,6 +8071,48 @@ static void __netdev_adjacent_dev_unlink
  					   &upper_dev->adj_list.lower);
  }
  
@@ -91,7 +91,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  static int __netdev_upper_dev_link(struct net_device *dev,
  				   struct net_device *upper_dev, bool master,
  				   void *upper_priv, void *upper_info,
-@@ -8134,6 +8179,7 @@ static int __netdev_upper_dev_link(struc
+@@ -8119,6 +8164,7 @@ static int __netdev_upper_dev_link(struc
  	if (ret)
  		return ret;
  
@@ -99,7 +99,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  	ret = call_netdevice_notifiers_info(NETDEV_CHANGEUPPER,
  					    &changeupper_info.info);
  	ret = notifier_to_errno(ret);
-@@ -8230,6 +8276,7 @@ static void __netdev_upper_dev_unlink(st
+@@ -8215,6 +8261,7 @@ static void __netdev_upper_dev_unlink(st
  
  	__netdev_adjacent_dev_unlink_neighbour(dev, upper_dev);
  
@@ -107,7 +107,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  	call_netdevice_notifiers_info(NETDEV_CHANGEUPPER,
  				      &changeupper_info.info);
  
-@@ -9049,6 +9096,7 @@ int dev_set_mac_address(struct net_devic
+@@ -9034,6 +9081,7 @@ int dev_set_mac_address(struct net_devic
  	if (err)
  		return err;
  	dev->addr_assign_type = NET_ADDR_SET;
diff --git a/target/linux/generic/pending-5.15/760-net-core-add-optional-threading-for-backlog-processi.patch b/target/linux/generic/pending-5.15/760-net-core-add-optional-threading-for-backlog-processi.patch
index 1ccdea6d99..8a65cbe021 100644
--- a/target/linux/generic/pending-5.15/760-net-core-add-optional-threading-for-backlog-processi.patch
+++ b/target/linux/generic/pending-5.15/760-net-core-add-optional-threading-for-backlog-processi.patch
@@ -20,7 +20,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  
  /**
   *	napi_disable - prevent NAPI from scheduling
-@@ -3364,6 +3365,7 @@ struct softnet_data {
+@@ -3362,6 +3363,7 @@ struct softnet_data {
  	unsigned int		processed;
  	unsigned int		time_squeeze;
  	unsigned int		received_rps;
@@ -30,7 +30,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  #endif
 --- a/net/core/dev.c
 +++ b/net/core/dev.c
-@@ -4578,7 +4578,7 @@ static int rps_ipi_queued(struct softnet
+@@ -4563,7 +4563,7 @@ static int rps_ipi_queued(struct softnet
  #ifdef CONFIG_RPS
  	struct softnet_data *mysd = this_cpu_ptr(&softnet_data);
  
@@ -39,7 +39,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  		sd->rps_ipi_next = mysd->rps_ipi_list;
  		mysd->rps_ipi_list = sd;
  
-@@ -5759,6 +5759,8 @@ static DEFINE_PER_CPU(struct work_struct
+@@ -5744,6 +5744,8 @@ static DEFINE_PER_CPU(struct work_struct
  /* Network device is going away, flush any packets still pending */
  static void flush_backlog(struct work_struct *work)
  {
@@ -48,7 +48,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  	struct sk_buff *skb, *tmp;
  	struct softnet_data *sd;
  
-@@ -5774,9 +5776,18 @@ static void flush_backlog(struct work_st
+@@ -5759,9 +5761,18 @@ static void flush_backlog(struct work_st
  			input_queue_head_incr(sd);
  		}
  	}
@@ -67,7 +67,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  	skb_queue_walk_safe(&sd->process_queue, skb, tmp) {
  		if (skb->dev->reg_state == NETREG_UNREGISTERING) {
  			__skb_unlink(skb, &sd->process_queue);
-@@ -5784,7 +5795,18 @@ static void flush_backlog(struct work_st
+@@ -5769,7 +5780,18 @@ static void flush_backlog(struct work_st
  			input_queue_head_incr(sd);
  		}
  	}
@@ -86,7 +86,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  }
  
  static bool flush_required(int cpu)
-@@ -6467,6 +6489,7 @@ static int process_backlog(struct napi_s
+@@ -6452,6 +6474,7 @@ static int process_backlog(struct napi_s
  
  		local_irq_disable();
  		rps_lock(sd);
@@ -94,7 +94,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  		if (skb_queue_empty(&sd->input_pkt_queue)) {
  			/*
  			 * Inline a custom version of __napi_complete().
-@@ -6476,7 +6499,8 @@ static int process_backlog(struct napi_s
+@@ -6461,7 +6484,8 @@ static int process_backlog(struct napi_s
  			 * We can use a plain write instead of clear_bit(),
  			 * and we dont need an smp_mb() memory barrier.
  			 */
@@ -104,7 +104,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  			again = false;
  		} else {
  			skb_queue_splice_tail_init(&sd->input_pkt_queue,
-@@ -6893,6 +6917,57 @@ int dev_set_threaded(struct net_device *
+@@ -6878,6 +6902,57 @@ int dev_set_threaded(struct net_device *
  }
  EXPORT_SYMBOL(dev_set_threaded);
  
@@ -162,7 +162,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  void netif_napi_add(struct net_device *dev, struct napi_struct *napi,
  		    int (*poll)(struct napi_struct *, int), int weight)
  {
-@@ -11369,6 +11444,9 @@ static int dev_cpu_dead(unsigned int old
+@@ -11354,6 +11429,9 @@ static int dev_cpu_dead(unsigned int old
  	raise_softirq_irqoff(NET_TX_SOFTIRQ);
  	local_irq_enable();
  
@@ -172,7 +172,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  #ifdef CONFIG_RPS
  	remsd = oldsd->rps_ipi_list;
  	oldsd->rps_ipi_list = NULL;
-@@ -11708,6 +11786,7 @@ static int __init net_dev_init(void)
+@@ -11693,6 +11771,7 @@ static int __init net_dev_init(void)
  		sd->cpu = i;
  #endif