diff options
| -rw-r--r-- | include/net/tcp.h | 5 | ||||
| -rw-r--r-- | net/ipv4/tcp.c | 6 | ||||
| -rw-r--r-- | net/ipv4/tcp_minisocks.c | 4 | ||||
| -rw-r--r-- | net/netfilter/nf_synproxy_core.c | 2 | ||||
| -rw-r--r-- | tools/testing/selftests/bpf/progs/xdp_synproxy_kern.c | 4 |
5 files changed, 12 insertions, 9 deletions
diff --git a/include/net/tcp.h b/include/net/tcp.h index 9fc6dc4ba9e2..3bdf1141f5a2 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -798,6 +798,11 @@ static inline u64 tcp_clock_us(void) return div_u64(tcp_clock_ns(), NSEC_PER_USEC); } +static inline u64 tcp_clock_ms(void) +{ + return div_u64(tcp_clock_ns(), NSEC_PER_MSEC); +} + /* This should only be used in contexts where tp->tcp_mstamp is up to date */ static inline u32 tcp_time_stamp(const struct tcp_sock *tp) { diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 56a8d936000f..5b034b0356ec 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -3817,10 +3817,8 @@ void tcp_get_info(struct sock *sk, struct tcp_info *info) info->tcpi_total_rto = tp->total_rto; info->tcpi_total_rto_recoveries = tp->total_rto_recoveries; info->tcpi_total_rto_time = tp->total_rto_time; - if (tp->rto_stamp) { - info->tcpi_total_rto_time += tcp_time_stamp_raw() - - tp->rto_stamp; - } + if (tp->rto_stamp) + info->tcpi_total_rto_time += tcp_clock_ms() - tp->rto_stamp; unlock_sock_fast(sk, slow); } diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c index 3f87611077ef..a9fdba897a28 100644 --- a/net/ipv4/tcp_minisocks.c +++ b/net/ipv4/tcp_minisocks.c @@ -567,8 +567,8 @@ struct sock *tcp_create_openreq_child(const struct sock *sk, USEC_PER_SEC / TCP_TS_HZ); newtp->total_rto = req->num_timeout; newtp->total_rto_recoveries = 1; - newtp->total_rto_time = tcp_time_stamp_raw() - - newtp->retrans_stamp; + newtp->total_rto_time = tcp_clock_ms() - + newtp->retrans_stamp; } newtp->tsoffset = treq->ts_off; #ifdef CONFIG_TCP_MD5SIG diff --git a/net/netfilter/nf_synproxy_core.c b/net/netfilter/nf_synproxy_core.c index 16915f8eef2b..467671f2d42f 100644 --- a/net/netfilter/nf_synproxy_core.c +++ b/net/netfilter/nf_synproxy_core.c @@ -153,7 +153,7 @@ void synproxy_init_timestamp_cookie(const struct nf_synproxy_info *info, struct synproxy_options *opts) { opts->tsecr = opts->tsval; - opts->tsval = tcp_time_stamp_raw() & ~0x3f; + opts->tsval = tcp_clock_ms() & ~0x3f; if (opts->options & NF_SYNPROXY_OPT_WSCALE) { opts->tsval |= opts->wscale; diff --git a/tools/testing/selftests/bpf/progs/xdp_synproxy_kern.c b/tools/testing/selftests/bpf/progs/xdp_synproxy_kern.c index 07d786329105..e959336c7a73 100644 --- a/tools/testing/selftests/bpf/progs/xdp_synproxy_kern.c +++ b/tools/testing/selftests/bpf/progs/xdp_synproxy_kern.c @@ -177,7 +177,7 @@ static __always_inline __u32 tcp_ns_to_ts(__u64 ns) return ns / (NSEC_PER_SEC / TCP_TS_HZ); } -static __always_inline __u32 tcp_time_stamp_raw(void) +static __always_inline __u32 tcp_clock_ms(void) { return tcp_ns_to_ts(tcp_clock_ns()); } @@ -274,7 +274,7 @@ static __always_inline bool tscookie_init(struct tcphdr *tcp_header, if (!loop_ctx.option_timestamp) return false; - cookie = tcp_time_stamp_raw() & ~TSMASK; + cookie = tcp_clock_ms() & ~TSMASK; cookie |= loop_ctx.wscale & TS_OPT_WSCALE_MASK; if (loop_ctx.option_sack) cookie |= TS_OPT_SACK; |