diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/netdevice.h | 8 | ||||
| -rw-r--r-- | include/linux/pkt_sched.h | 15 | ||||
| -rw-r--r-- | include/linux/usb/usbnet.h | 2 | ||||
| -rw-r--r-- | include/net/bluetooth/hci.h | 2 | ||||
| -rw-r--r-- | include/net/sctp/structs.h | 2 | ||||
| -rw-r--r-- | include/net/sock.h | 53 |
6 files changed, 78 insertions, 4 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 5eeb2cd..09d2624 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -1066,6 +1066,7 @@ struct net_device { #define NETIF_F_NTUPLE (1 << 27) /* N-tuple filters supported */ #define NETIF_F_RXHASH (1 << 28) /* Receive hashing offload */ #define NETIF_F_RXCSUM (1 << 29) /* Receive checksumming offload */ +#define NETIF_F_NOCACHE_COPY (1 << 30) /* Use no-cache copyfromuser */ /* Segmentation offload features */ #define NETIF_F_GSO_SHIFT 16 @@ -1081,7 +1082,7 @@ struct net_device { /* = all defined minus driver/device-class-related */ #define NETIF_F_NEVER_CHANGE (NETIF_F_HIGHDMA | NETIF_F_VLAN_CHALLENGED | \ NETIF_F_LLTX | NETIF_F_NETNS_LOCAL) -#define NETIF_F_ETHTOOL_BITS (0x3f3fffff & ~NETIF_F_NEVER_CHANGE) +#define NETIF_F_ETHTOOL_BITS (0x7f3fffff & ~NETIF_F_NEVER_CHANGE) /* List of features with software fallbacks. */ #define NETIF_F_GSO_SOFTWARE (NETIF_F_TSO | NETIF_F_TSO_ECN | \ @@ -2550,6 +2551,7 @@ static inline u32 netdev_get_wanted_features(struct net_device *dev) } u32 netdev_increment_features(u32 all, u32 one, u32 mask); u32 netdev_fix_features(struct net_device *dev, u32 features); +int __netdev_update_features(struct net_device *dev); void netdev_update_features(struct net_device *dev); void netif_stacked_transfer_operstate(const struct net_device *rootdev, @@ -2598,8 +2600,8 @@ static inline int dev_ethtool_get_settings(struct net_device *dev, static inline u32 dev_ethtool_get_rx_csum(struct net_device *dev) { - if (dev->hw_features & NETIF_F_RXCSUM) - return !!(dev->features & NETIF_F_RXCSUM); + if (dev->features & NETIF_F_RXCSUM) + return 1; if (!dev->ethtool_ops || !dev->ethtool_ops->get_rx_csum) return 0; return dev->ethtool_ops->get_rx_csum(dev); diff --git a/include/linux/pkt_sched.h b/include/linux/pkt_sched.h index b1032a3..8062e0a 100644 --- a/include/linux/pkt_sched.h +++ b/include/linux/pkt_sched.h @@ -588,4 +588,19 @@ struct tc_sfb_xstats { #define SFB_MAX_PROB 0xFFFF +/* QFQ */ +enum { + TCA_QFQ_UNSPEC, + TCA_QFQ_WEIGHT, + TCA_QFQ_LMAX, + __TCA_QFQ_MAX +}; + +#define TCA_QFQ_MAX (__TCA_QFQ_MAX - 1) + +struct tc_qfq_stats { + __u32 weight; + __u32 lmax; +}; + #endif diff --git a/include/linux/usb/usbnet.h b/include/linux/usb/usbnet.h index 201f222..3c7329b 100644 --- a/include/linux/usb/usbnet.h +++ b/include/linux/usb/usbnet.h @@ -97,6 +97,8 @@ struct driver_info { #define FLAG_LINK_INTR 0x0800 /* updates link (carrier) status */ +#define FLAG_POINTTOPOINT 0x1000 /* possibly use "usb%d" names */ + /* * Indicates to usbnet, that USB driver accumulates multiple IP packets. * Affects statistic (counters) and short packet handling. diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h index ec6acf2..2c0d309 100644 --- a/include/net/bluetooth/hci.h +++ b/include/net/bluetooth/hci.h @@ -84,6 +84,8 @@ enum { HCI_SERVICE_CACHE, HCI_LINK_KEYS, HCI_DEBUG_KEYS, + + HCI_RESET, }; /* HCI ioctl defines */ diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h index cc9185c..0f6e60a 100644 --- a/include/net/sctp/structs.h +++ b/include/net/sctp/structs.h @@ -422,7 +422,7 @@ struct sctp_cookie { __u32 adaptation_ind; __u8 auth_random[sizeof(sctp_paramhdr_t) + SCTP_AUTH_RANDOM_LENGTH]; - __u8 auth_hmacs[SCTP_AUTH_NUM_HMACS + 2]; + __u8 auth_hmacs[SCTP_AUTH_NUM_HMACS * sizeof(__u16) + 2]; __u8 auth_chunks[sizeof(sctp_paramhdr_t) + SCTP_AUTH_MAX_CHUNKS]; /* This is a shim for my peer's INIT packet, followed by diff --git a/include/net/sock.h b/include/net/sock.h index da0534d..43bd515 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -52,6 +52,7 @@ #include <linux/mm.h> #include <linux/security.h> #include <linux/slab.h> +#include <linux/uaccess.h> #include <linux/filter.h> #include <linux/rculist_nulls.h> @@ -1389,6 +1390,58 @@ static inline void sk_nocaps_add(struct sock *sk, int flags) sk->sk_route_caps &= ~flags; } +static inline int skb_do_copy_data_nocache(struct sock *sk, struct sk_buff *skb, + char __user *from, char *to, + int copy) +{ + if (skb->ip_summed == CHECKSUM_NONE) { + int err = 0; + __wsum csum = csum_and_copy_from_user(from, to, copy, 0, &err); + if (err) + return err; + skb->csum = csum_block_add(skb->csum, csum, skb->len); + } else if (sk->sk_route_caps & NETIF_F_NOCACHE_COPY) { + if (!access_ok(VERIFY_READ, from, copy) || + __copy_from_user_nocache(to, from, copy)) + return -EFAULT; + } else if (copy_from_user(to, from, copy)) + return -EFAULT; + + return 0; +} + +static inline int skb_add_data_nocache(struct sock *sk, struct sk_buff *skb, + char __user *from, int copy) +{ + int err; + + err = skb_do_copy_data_nocache(sk, skb, from, skb_put(skb, copy), copy); + if (err) + __skb_trim(skb, skb->len); + + return err; +} + +static inline int skb_copy_to_page_nocache(struct sock *sk, char __user *from, + struct sk_buff *skb, + struct page *page, + int off, int copy) +{ + int err; + + err = skb_do_copy_data_nocache(sk, skb, from, + page_address(page) + off, copy); + if (err) + return err; + + skb->len += copy; + skb->data_len += copy; + skb->truesize += copy; + sk->sk_wmem_queued += copy; + sk_mem_charge(sk, copy); + return 0; +} + static inline int skb_copy_to_page(struct sock *sk, char __user *from, struct sk_buff *skb, struct page *page, int off, int copy) |