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authorArnd Bergmann <arnd@arndb.de>2018-06-18 16:08:00 +0200
committerThomas Gleixner <tglx@linutronix.de>2018-06-19 09:56:26 +0200
commitf5a89295e2f566d8e9f1d4f3d524d8d3c966958c (patch)
treefead7f5edd20a471c903c86ca7f7b46a2ea22a72 /kernel/time
parent9ffc59d57228d74809700be6f7ecb1db10292f05 (diff)
downloadlinux-f5a89295e2f566d8e9f1d4f3d524d8d3c966958c.tar.bz2
time: Use ktime_get_real_seconds() in time syscall
Both get_seconds() and do_gettimeofday() are deprecated. Change the time() implementation to use the replacement function instead. Obviously the system call will still overflow in 2038, but this gets us closer to removing the old helper functions. Signed-off-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: John Stultz <john.stultz@linaro.org> Cc: y2038@lists.linaro.org Cc: Stephen Boyd <sboyd@kernel.org> Cc: Deepa Dinamani <deepa.kernel@gmail.com> Cc: Al Viro <viro@zeniv.linux.org.uk> Link: https://lkml.kernel.org/r/20180618140811.2998503-2-arnd@arndb.de
Diffstat (limited to 'kernel/time')
-rw-r--r--kernel/time/time.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/kernel/time/time.c b/kernel/time/time.c
index 6fa99213fc72..b1225db61eb2 100644
--- a/kernel/time/time.c
+++ b/kernel/time/time.c
@@ -63,7 +63,7 @@ EXPORT_SYMBOL(sys_tz);
*/
SYSCALL_DEFINE1(time, time_t __user *, tloc)
{
- time_t i = get_seconds();
+ time_t i = (time_t)ktime_get_real_seconds();
if (tloc) {
if (put_user(i,tloc))
@@ -106,11 +106,9 @@ SYSCALL_DEFINE1(stime, time_t __user *, tptr)
/* compat_time_t is a 32 bit "long" and needs to get converted. */
COMPAT_SYSCALL_DEFINE1(time, compat_time_t __user *, tloc)
{
- struct timeval tv;
compat_time_t i;
- do_gettimeofday(&tv);
- i = tv.tv_sec;
+ i = (compat_time_t)ktime_get_real_seconds();
if (tloc) {
if (put_user(i,tloc))