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authorEric Dumazet <edumazet@google.com>2023-10-20 12:57:38 +0000
committerDavid S. Miller <davem@davemloft.net>2023-10-23 09:35:00 +0100
commit99d679556d737a14391c68e562d94076c2983252 (patch)
tree4555e11a5056c5dd365bd872dc16a7c1a6b52cf4 /include/net/tcp.h
parent73ed8e03388d16c12fc577e5c700b58a29045a15 (diff)
tcp: add tcp_time_stamp_ms() helper
In preparation of adding usec TCP TS values, add tcp_time_stamp_ms() for contexts needing ms based values. Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/tcp.h')
-rw-r--r--include/net/tcp.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/net/tcp.h b/include/net/tcp.h
index d47a57a47b50..9fc6dc4ba9e2 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -804,6 +804,11 @@ static inline u32 tcp_time_stamp(const struct tcp_sock *tp)
return div_u64(tp->tcp_mstamp, USEC_PER_SEC / TCP_TS_HZ);
}
+static inline u32 tcp_time_stamp_ms(const struct tcp_sock *tp)
+{
+ return div_u64(tp->tcp_mstamp, USEC_PER_MSEC);
+}
+
/* Convert a nsec timestamp into TCP TSval timestamp (ms based currently) */
static inline u64 tcp_ns_to_ts(u64 ns)
{