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linux-next/net/x25
Arnd Bergmann c7cbdbf29f net: rework SIOCGSTAMP ioctl handling
The SIOCGSTAMP/SIOCGSTAMPNS ioctl commands are implemented by many
socket protocol handlers, and all of those end up calling the same
sock_get_timestamp()/sock_get_timestampns() helper functions, which
results in a lot of duplicate code.

With the introduction of 64-bit time_t on 32-bit architectures, this
gets worse, as we then need four different ioctl commands in each
socket protocol implementation.

To simplify that, let's add a new .gettstamp() operation in
struct proto_ops, and move ioctl implementation into the common
sock_ioctl()/compat_sock_ioctl_trans() functions that these all go
through.

We can reuse the sock_get_timestamp() implementation, but generalize
it so it can deal with both native and compat mode, as well as
timeval and timespec structures.

Acked-by: Stefan Schmidt <stefan@datenfreihafen.org>
Acked-by: Neil Horman <nhorman@tuxdriver.com>
Acked-by: Marc Kleine-Budde <mkl@pengutronix.de>
Link: https://lore.kernel.org/lkml/CAK8P3a038aDQQotzua_QtKGhq8O9n+rdiz2=WDCp82ys8eUT+A@mail.gmail.com/
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2019-04-19 14:07:40 -07:00
..
af_x25.c net: rework SIOCGSTAMP ioctl handling 2019-04-19 14:07:40 -07:00
Kconfig x25: remove blank lines at EOF 2018-07-24 14:10:42 -07:00
Makefile License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
sysctl_net_x25.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
x25_dev.c x25: convert printks to pr_<level> 2013-12-09 20:24:18 -05:00
x25_facilities.c net: x25: mark expected switch fall-throughs 2017-10-22 03:08:46 +01:00
x25_forward.c x25: convert printks to pr_<level> 2013-12-09 20:24:18 -05:00
x25_in.c net/x25: handle call collisions 2018-11-29 14:25:36 -08:00
x25_link.c treewide: setup_timer() -> timer_setup() 2017-11-21 15:57:07 -08:00
x25_out.c x25: remove the BKL 2011-03-05 10:55:45 +01:00
x25_proc.c proc: introduce proc_create_seq{,_data} 2018-05-16 07:23:35 +02:00
x25_route.c net, x25: convert x25_route.refcnt from atomic_t to refcount_t 2017-07-04 22:35:18 +01:00
x25_subr.c x25: remove blank lines at EOF 2018-07-24 14:10:42 -07:00
x25_timer.c treewide: Remove TIMER_FUNC_TYPE and TIMER_DATA_TYPE casts 2017-11-21 16:35:54 -08:00