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>
This commit is contained in:
Deepa Dinamani
2019-02-02 07:34:50 -08:00
committed by David S. Miller
parent 98bb03c865
commit 887feae36a
12 changed files with 171 additions and 32 deletions

View File

@@ -11,6 +11,7 @@
#define _UAPI_ASM_SOCKET_H
#include <asm/sockios.h>
#include <asm/bitsperlong.h>
/*
* For setsockopt(2)
@@ -125,10 +126,19 @@
#define SO_TIMESTAMPNS_OLD 35
#define SO_TIMESTAMPING_OLD 37
#define SO_TIMESTAMP_NEW 63
#define SO_TIMESTAMPNS_NEW 64
#if !defined(__KERNEL__)
#define SO_TIMESTAMP SO_TIMESTAMP_OLD
#define SO_TIMESTAMPNS SO_TIMESTAMPNS_OLD
#if __BITS_PER_LONG == 64
#define SO_TIMESTAMP SO_TIMESTAMP_OLD
#define SO_TIMESTAMPNS SO_TIMESTAMPNS_OLD
#else
#define SO_TIMESTAMP (sizeof(time_t) == sizeof(__kernel_long_t) ? SO_TIMESTAMP_OLD : SO_TIMESTAMP_NEW)
#define SO_TIMESTAMPNS (sizeof(time_t) == sizeof(__kernel_long_t) ? SO_TIMESTAMPNS_OLD : SO_TIMESTAMPNS_NEW)
#endif
#define SO_TIMESTAMPING SO_TIMESTAMPING_OLD
#define SCM_TIMESTAMP SO_TIMESTAMP