netdev - [PATCH net-next] net-timestamp: extend SOF_TIMESTAMPING_OPT

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Message-ID: <20230306160738.4116342-1-vadfed@meta.com>
Date:   Mon, 6 Mar 2023 08:07:38 -0800
From:   Vadim Fedorenko <vadfed@...a.com>
To:     Paolo Abeni <pabeni@...hat.com>, Jakub Kicinski <kuba@...nel.org>,
        "Eric Dumazet" <edumazet@...gle.com>,
        David Ahern <dsahern@...nel.org>
CC:     Vadim Fedorenko <vadfed@...a.com>,
        Vadim Fedorenko <vadim.fedorenko@...ux.dev>,
        <netdev@...r.kernel.org>
Subject: [PATCH net-next] net-timestamp: extend SOF_TIMESTAMPING_OPT_ID to HW timestamps

When the feature was added it was enabled for SW timestamps only but
with current hardware the same out-of-order timestamps can be seen.
Let's expand the area for the feature to all types of timestamps.

Signed-off-by: Vadim Fedorenko <vadfed@...a.com>
---
 net/ipv4/ip_output.c  | 2 +-
 net/ipv6/ip6_output.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 4e4e308c3230..e7bef36ce26f 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -990,7 +990,7 @@ static int __ip_append_data(struct sock *sk,
 	mtu = cork->gso_size ? IP_MAX_MTU : cork->fragsize;
 	paged = !!cork->gso_size;
 
-	if (cork->tx_flags & SKBTX_ANY_SW_TSTAMP &&
+	if (cork->tx_flags & SKBTX_ANY_TSTAMP &&
 	    sk->sk_tsflags & SOF_TIMESTAMPING_OPT_ID)
 		tskey = atomic_inc_return(&sk->sk_tskey) - 1;
 
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index c314fdde0097..4ce3f9d3bc8a 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -1500,7 +1500,7 @@ static int __ip6_append_data(struct sock *sk,
 	mtu = cork->gso_size ? IP6_MAX_MTU : cork->fragsize;
 	orig_mtu = mtu;
 
-	if (cork->tx_flags & SKBTX_ANY_SW_TSTAMP &&
+	if (cork->tx_flags & SKBTX_ANY_TSTAMP &&
 	    sk->sk_tsflags & SOF_TIMESTAMPING_OPT_ID)
 		tskey = atomic_inc_return(&sk->sk_tskey) - 1;
 
-- 
2.30.2