From patchwork Fri May 14 09:48:51 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Florian Westphal X-Patchwork-Id: 12258509 X-Patchwork-Delegate: matthieu.baerts@tessares.net Received: from Chamillionaire.breakpoint.cc (Chamillionaire.breakpoint.cc [193.142.43.52]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 73E8571 for ; Fri, 14 May 2021 09:49:16 +0000 (UTC) Received: from fw by Chamillionaire.breakpoint.cc with local (Exim 4.92) (envelope-from ) id 1lhURR-0006s2-1J; Fri, 14 May 2021 11:49:09 +0200 From: Florian Westphal To: Cc: Florian Westphal Subject: [PATCH v3 mptcp-next 1/7] sock: expose so_timestamp options for mptcp Date: Fri, 14 May 2021 11:48:51 +0200 Message-Id: <20210514094857.10663-2-fw@strlen.de> X-Mailer: git-send-email 2.26.3 In-Reply-To: <20210514094857.10663-1-fw@strlen.de> References: <20210514094857.10663-1-fw@strlen.de> X-Mailing-List: mptcp@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 This exports SO_TIMESTAMP_* function for re-use by MPTCP. Without this there is too much copy & paste needed to support this from mptcp setsockopt path. Signed-off-by: Florian Westphal Acked-by: Mat Martineau --- include/net/sock.h | 1 + net/core/sock.c | 26 +++++++++++++++++++------- 2 files changed, 20 insertions(+), 7 deletions(-) diff --git a/include/net/sock.h b/include/net/sock.h index 42bc5e1a627f..7ee2347846b6 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -2741,6 +2741,7 @@ static inline bool sk_dev_equal_l3scope(struct sock *sk, int dif) void sock_def_readable(struct sock *sk); int sock_bindtoindex(struct sock *sk, int ifindex, bool lock_sk); +void sock_set_timestamp(struct sock *sk, int optname, bool valbool); void sock_enable_timestamps(struct sock *sk); void sock_no_linger(struct sock *sk); void sock_set_keepalive(struct sock *sk); diff --git a/net/core/sock.c b/net/core/sock.c index c761c4a0b66b..294b5a9bf520 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -776,6 +776,24 @@ void sock_enable_timestamps(struct sock *sk) } EXPORT_SYMBOL(sock_enable_timestamps); +void sock_set_timestamp(struct sock *sk, int optname, bool valbool) +{ + switch (optname) { + case SO_TIMESTAMP_OLD: + __sock_set_timestamps(sk, valbool, false, false); + break; + case SO_TIMESTAMP_NEW: + __sock_set_timestamps(sk, valbool, true, false); + break; + case SO_TIMESTAMPNS_OLD: + __sock_set_timestamps(sk, valbool, false, true); + break; + case SO_TIMESTAMPNS_NEW: + __sock_set_timestamps(sk, valbool, true, true); + break; + } +} + void sock_set_keepalive(struct sock *sk) { lock_sock(sk); @@ -989,16 +1007,10 @@ int sock_setsockopt(struct socket *sock, int level, int optname, break; case SO_TIMESTAMP_OLD: - __sock_set_timestamps(sk, valbool, false, false); - break; case SO_TIMESTAMP_NEW: - __sock_set_timestamps(sk, valbool, true, false); - break; case SO_TIMESTAMPNS_OLD: - __sock_set_timestamps(sk, valbool, false, true); - break; case SO_TIMESTAMPNS_NEW: - __sock_set_timestamps(sk, valbool, true, true); + sock_set_timestamp(sk, valbool, optname); break; case SO_TIMESTAMPING_NEW: case SO_TIMESTAMPING_OLD: