diff options
| author | Deepa Dinamani <deepa.kernel@gmail.com> | 2019-02-02 07:34:50 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-02-03 11:17:31 -0800 |
| commit | 887feae36aee6c08e0dafcdaa5ba921abbb2c56b (patch) | |
| tree | 1c34072c8057e8d5babf22242ec8b1a383998ce0 /net/core/sock.c | |
| parent | 98bb03c865d7ddf7a9a2eb80f9a0dd5f261c56ad (diff) | |
socket: Add SO_TIMESTAMP[NS]_NEW
Add SO_TIMESTAMP_NEW and SO_TIMESTAMPNS_NEW variants of
socket timestamp options.
These are the y2038 safe versions of the SO_TIMESTAMP_OLD
and SO_TIMESTAMPNS_OLD for all architectures.
Note that the format of scm_timestamping.ts[0] is not changed
in this patch.
Signed-off-by: Deepa Dinamani <deepa.kernel@gmail.com>
Acked-by: Willem de Bruijn <willemb@google.com>
Cc: jejb@parisc-linux.org
Cc: ralf@linux-mips.org
Cc: rth@twiddle.net
Cc: linux-alpha@vger.kernel.org
Cc: linux-mips@linux-mips.org
Cc: linux-parisc@vger.kernel.org
Cc: linux-rdma@vger.kernel.org
Cc: netdev@vger.kernel.org
Cc: sparclinux@vger.kernel.org
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/sock.c')
| -rw-r--r-- | net/core/sock.c | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/net/core/sock.c b/net/core/sock.c index d5ca8641968f..14b987eab10c 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -868,9 +868,16 @@ set_rcvbuf: break; case SO_TIMESTAMP_OLD: + case SO_TIMESTAMP_NEW: case SO_TIMESTAMPNS_OLD: + case SO_TIMESTAMPNS_NEW: if (valbool) { - if (optname == SO_TIMESTAMP_OLD) + if (optname == SO_TIMESTAMP_NEW || optname == SO_TIMESTAMPNS_NEW) + sock_set_flag(sk, SOCK_TSTAMP_NEW); + else + sock_reset_flag(sk, SOCK_TSTAMP_NEW); + + if (optname == SO_TIMESTAMP_OLD || optname == SO_TIMESTAMP_NEW) sock_reset_flag(sk, SOCK_RCVTSTAMPNS); else sock_set_flag(sk, SOCK_RCVTSTAMPNS); @@ -879,6 +886,7 @@ set_rcvbuf: } else { sock_reset_flag(sk, SOCK_RCVTSTAMP); sock_reset_flag(sk, SOCK_RCVTSTAMPNS); + sock_reset_flag(sk, SOCK_TSTAMP_NEW); } break; @@ -1245,11 +1253,20 @@ int sock_getsockopt(struct socket *sock, int level, int optname, case SO_TIMESTAMP_OLD: v.val = sock_flag(sk, SOCK_RCVTSTAMP) && + !sock_flag(sk, SOCK_TSTAMP_NEW) && !sock_flag(sk, SOCK_RCVTSTAMPNS); break; case SO_TIMESTAMPNS_OLD: - v.val = sock_flag(sk, SOCK_RCVTSTAMPNS); + v.val = sock_flag(sk, SOCK_RCVTSTAMPNS) && !sock_flag(sk, SOCK_TSTAMP_NEW); + break; + + case SO_TIMESTAMP_NEW: + v.val = sock_flag(sk, SOCK_RCVTSTAMP) && sock_flag(sk, SOCK_TSTAMP_NEW); + break; + + case SO_TIMESTAMPNS_NEW: + v.val = sock_flag(sk, SOCK_RCVTSTAMPNS) && sock_flag(sk, SOCK_TSTAMP_NEW); break; case SO_TIMESTAMPING_OLD: |