diff options
Diffstat (limited to 'net/core')
| -rw-r--r-- | net/core/dev.c | 4 | ||||
| -rw-r--r-- | net/core/skbuff.c | 20 | ||||
| -rw-r--r-- | net/core/sock.c | 37 |
3 files changed, 35 insertions, 26 deletions
diff --git a/net/core/dev.c b/net/core/dev.c index b370230fe1d3..1c15b189c52b 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -132,6 +132,7 @@ #include <linux/hashtable.h> #include <linux/vmalloc.h> #include <linux/if_macvlan.h> +#include <linux/errqueue.h> #include "net-sysfs.h" @@ -2876,6 +2877,9 @@ static int __dev_queue_xmit(struct sk_buff *skb, void *accel_priv) skb_reset_mac_header(skb); + if (unlikely(skb_shinfo(skb)->tx_flags & SKBTX_SCHED_TSTAMP)) + __skb_tstamp_tx(skb, NULL, skb->sk, SCM_TSTAMP_SCHED); + /* Disable soft irqs for various locks below. Also * stops preemption for RCU. */ diff --git a/net/core/skbuff.c b/net/core/skbuff.c index c1a33033cbe2..3dec0293a7c5 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -3490,10 +3490,10 @@ int sock_queue_err_skb(struct sock *sk, struct sk_buff *skb) } EXPORT_SYMBOL(sock_queue_err_skb); -void skb_tstamp_tx(struct sk_buff *orig_skb, - struct skb_shared_hwtstamps *hwtstamps) +void __skb_tstamp_tx(struct sk_buff *orig_skb, + struct skb_shared_hwtstamps *hwtstamps, + struct sock *sk, int tstype) { - struct sock *sk = orig_skb->sk; struct sock_exterr_skb *serr; struct sk_buff *skb; int err; @@ -3521,12 +3521,26 @@ void skb_tstamp_tx(struct sk_buff *orig_skb, memset(serr, 0, sizeof(*serr)); serr->ee.ee_errno = ENOMSG; serr->ee.ee_origin = SO_EE_ORIGIN_TIMESTAMPING; + serr->ee.ee_info = tstype; + if (sk->sk_tsflags & SOF_TIMESTAMPING_OPT_ID) { + serr->ee.ee_data = skb_shinfo(skb)->tskey; + if (sk->sk_protocol == IPPROTO_TCP) + serr->ee.ee_data -= sk->sk_tskey; + } err = sock_queue_err_skb(sk, skb); if (err) kfree_skb(skb); } +EXPORT_SYMBOL_GPL(__skb_tstamp_tx); + +void skb_tstamp_tx(struct sk_buff *orig_skb, + struct skb_shared_hwtstamps *hwtstamps) +{ + return __skb_tstamp_tx(orig_skb, hwtstamps, orig_skb->sk, + SCM_TSTAMP_SND); +} EXPORT_SYMBOL_GPL(skb_tstamp_tx); void skb_complete_wifi_ack(struct sk_buff *skb, bool acked) diff --git a/net/core/sock.c b/net/core/sock.c index a741163568fa..2714811afbd8 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -848,22 +848,25 @@ set_rcvbuf: ret = -EINVAL; break; } - sock_valbool_flag(sk, SOCK_TIMESTAMPING_TX_HARDWARE, - val & SOF_TIMESTAMPING_TX_HARDWARE); - sock_valbool_flag(sk, SOCK_TIMESTAMPING_TX_SOFTWARE, - val & SOF_TIMESTAMPING_TX_SOFTWARE); - sock_valbool_flag(sk, SOCK_TIMESTAMPING_RX_HARDWARE, - val & SOF_TIMESTAMPING_RX_HARDWARE); + if (val & SOF_TIMESTAMPING_OPT_ID && + !(sk->sk_tsflags & SOF_TIMESTAMPING_OPT_ID)) { + if (sk->sk_protocol == IPPROTO_TCP) { + if (sk->sk_state != TCP_ESTABLISHED) { + ret = -EINVAL; + break; + } + sk->sk_tskey = tcp_sk(sk)->snd_una; + } else { + sk->sk_tskey = 0; + } + } + sk->sk_tsflags = val; if (val & SOF_TIMESTAMPING_RX_SOFTWARE) sock_enable_timestamp(sk, SOCK_TIMESTAMPING_RX_SOFTWARE); else sock_disable_timestamp(sk, (1UL << SOCK_TIMESTAMPING_RX_SOFTWARE)); - sock_valbool_flag(sk, SOCK_TIMESTAMPING_SOFTWARE, - val & SOF_TIMESTAMPING_SOFTWARE); - sock_valbool_flag(sk, SOCK_TIMESTAMPING_RAW_HARDWARE, - val & SOF_TIMESTAMPING_RAW_HARDWARE); break; case SO_RCVLOWAT: @@ -1089,19 +1092,7 @@ int sock_getsockopt(struct socket *sock, int level, int optname, break; case SO_TIMESTAMPING: - v.val = 0; - if (sock_flag(sk, SOCK_TIMESTAMPING_TX_HARDWARE)) - v.val |= SOF_TIMESTAMPING_TX_HARDWARE; - if (sock_flag(sk, SOCK_TIMESTAMPING_TX_SOFTWARE)) - v.val |= SOF_TIMESTAMPING_TX_SOFTWARE; - if (sock_flag(sk, SOCK_TIMESTAMPING_RX_HARDWARE)) - v.val |= SOF_TIMESTAMPING_RX_HARDWARE; - if (sock_flag(sk, SOCK_TIMESTAMPING_RX_SOFTWARE)) - v.val |= SOF_TIMESTAMPING_RX_SOFTWARE; - if (sock_flag(sk, SOCK_TIMESTAMPING_SOFTWARE)) - v.val |= SOF_TIMESTAMPING_SOFTWARE; - if (sock_flag(sk, SOCK_TIMESTAMPING_RAW_HARDWARE)) - v.val |= SOF_TIMESTAMPING_RAW_HARDWARE; + v.val = sk->sk_tsflags; break; case SO_RCVTIMEO: |