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generic: add linux 4.1 support

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Boot tested: http://pastebin.com/L6aAb9xj

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
[jogo:
  update to 4.1 final
  add patches added since submission
  delete patches applied in later rcs
  restore commit messages in 220-gc-sections and 304-mips_disable_fpu
  fix 050-backport_netfilter_rtcache to match new API
  update inlined dma ops with upstream changes
  add missing config symbols
  enabled CONFIG_MULTIUSER
  update kmod defintions for 4.1
]
Signed-off-by: Jonas Gorski <jogo@openwrt.org>

SVN-Revision: 46112
This commit is contained in:
Jonas Gorski
2015-06-22 12:27:59 +00:00
parent 518ab154e0
commit a0c49ef46f
187 changed files with 29801 additions and 2 deletions
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161
target/linux/generic/patches-4.1/721-phy_packets.patch Normal file
View File

@@ -0,0 +1,161 @@
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -1270,6 +1270,7 @@ enum netdev_priv_flags {
IFF_XMIT_DST_RELEASE_PERM = 1<<22,
IFF_IPVLAN_MASTER = 1<<23,
IFF_IPVLAN_SLAVE = 1<<24,
+ IFF_NO_IP_ALIGN = 1<<25,
};
#define IFF_802_1Q_VLAN IFF_802_1Q_VLAN
@@ -1297,6 +1298,7 @@ enum netdev_priv_flags {
#define IFF_XMIT_DST_RELEASE_PERM IFF_XMIT_DST_RELEASE_PERM
#define IFF_IPVLAN_MASTER IFF_IPVLAN_MASTER
#define IFF_IPVLAN_SLAVE IFF_IPVLAN_SLAVE
+#define IFF_NO_IP_ALIGN IFF_NO_IP_ALIGN
/**
* struct net_device - The DEVICE structure.
@@ -1567,6 +1569,11 @@ struct net_device {
const struct swdev_ops *swdev_ops;
#endif
+#ifdef CONFIG_ETHERNET_PACKET_MANGLE
+ void (*eth_mangle_rx)(struct net_device *dev, struct sk_buff *skb);
+ struct sk_buff *(*eth_mangle_tx)(struct net_device *dev, struct sk_buff *skb);
+#endif
+
const struct header_ops *header_ops;
unsigned int flags;
@@ -1633,6 +1640,10 @@ struct net_device {
struct mpls_dev __rcu *mpls_ptr;
#endif
+#ifdef CONFIG_ETHERNET_PACKET_MANGLE
+ void *phy_ptr; /* PHY device specific data */
+#endif
+
/*
* Cache lines mostly used on receive path (including eth_type_trans())
*/
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -2062,6 +2062,10 @@ static inline int pskb_trim(struct sk_bu
return (len < skb->len) ? __pskb_trim(skb, len) : 0;
}
+extern struct sk_buff *__netdev_alloc_skb_ip_align(struct net_device *dev,
+ unsigned int length, gfp_t gfp);
+
+
/**
* pskb_trim_unique - remove end from a paged unique (not cloned) buffer
* @skb: buffer to alter
@@ -2188,16 +2192,6 @@ static inline struct sk_buff *dev_alloc_
}
-static inline struct sk_buff *__netdev_alloc_skb_ip_align(struct net_device *dev,
- unsigned int length, gfp_t gfp)
-{
- struct sk_buff *skb = __netdev_alloc_skb(dev, length + NET_IP_ALIGN, gfp);
-
- if (NET_IP_ALIGN && skb)
- skb_reserve(skb, NET_IP_ALIGN);
- return skb;
-}
-
static inline struct sk_buff *netdev_alloc_skb_ip_align(struct net_device *dev,
unsigned int length)
{
--- a/net/Kconfig
+++ b/net/Kconfig
@@ -25,6 +25,12 @@ menuconfig NET
if NET
+config ETHERNET_PACKET_MANGLE
+ bool
+ help
+ This option can be selected by phy drivers that need to mangle
+ packets going in or out of an ethernet device.
+
config WANT_COMPAT_NETLINK_MESSAGES
bool
help
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2649,10 +2649,20 @@ static int xmit_one(struct sk_buff *skb,
if (!list_empty(&ptype_all) || !list_empty(&dev->ptype_all))
dev_queue_xmit_nit(skb, dev);
- len = skb->len;
- trace_net_dev_start_xmit(skb, dev);
- rc = netdev_start_xmit(skb, dev, txq, more);
- trace_net_dev_xmit(skb, rc, dev, len);
+#ifdef CONFIG_ETHERNET_PACKET_MANGLE
+ if (!dev->eth_mangle_tx ||
+ (skb = dev->eth_mangle_tx(dev, skb)) != NULL)
+#else
+ if (1)
+#endif
+ {
+ len = skb->len;
+ trace_net_dev_start_xmit(skb, dev);
+ rc = netdev_start_xmit(skb, dev, txq, more);
+ trace_net_dev_xmit(skb, rc, dev, len);
+ } else {
+ rc = NETDEV_TX_OK;
+ }
return rc;
}
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -63,6 +63,7 @@
#include <linux/errqueue.h>
#include <linux/prefetch.h>
#include <linux/if_vlan.h>
+#include <linux/if.h>
#include <net/protocol.h>
#include <net/dst.h>
@@ -568,6 +569,22 @@ struct sk_buff *__napi_alloc_skb(struct
}
EXPORT_SYMBOL(__napi_alloc_skb);
+struct sk_buff *__netdev_alloc_skb_ip_align(struct net_device *dev,
+ unsigned int length, gfp_t gfp)
+{
+ struct sk_buff *skb = __netdev_alloc_skb(dev, length + NET_IP_ALIGN, gfp);
+
+#ifdef CONFIG_ETHERNET_PACKET_MANGLE
+ if (dev && (dev->priv_flags & IFF_NO_IP_ALIGN))
+ return skb;
+#endif
+
+ if (NET_IP_ALIGN && skb)
+ skb_reserve(skb, NET_IP_ALIGN);
+ return skb;
+}
+EXPORT_SYMBOL(__netdev_alloc_skb_ip_align);
+
void skb_add_rx_frag(struct sk_buff *skb, int i, struct page *page, int off,
int size, unsigned int truesize)
{
--- a/net/ethernet/eth.c
+++ b/net/ethernet/eth.c
@@ -167,6 +167,12 @@ __be16 eth_type_trans(struct sk_buff *sk
const struct ethhdr *eth;
skb->dev = dev;
+
+#ifdef CONFIG_ETHERNET_PACKET_MANGLE
+ if (dev->eth_mangle_rx)
+ dev->eth_mangle_rx(dev, skb);
+#endif
+
skb_reset_mac_header(skb);
skb_pull_inline(skb, ETH_HLEN);
eth = eth_hdr(skb);