linux-kernel - [PATCH] time: use do_settimeofday64 internally

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Message-Id: <20171013183452.3635956-1-arnd@arndb.de>
Date:   Fri, 13 Oct 2017 20:34:35 +0200
From:   Arnd Bergmann <arnd@...db.de>
To:     John Stultz <john.stultz@...aro.org>,
        Thomas Gleixner <tglx@...utronix.de>
Cc:     y2038@...ts.linaro.org, Arnd Bergmann <arnd@...db.de>,
        Stephen Boyd <sboyd@...eaurora.org>,
        Al Viro <viro@...iv.linux.org.uk>,
        Deepa Dinamani <deepa.kernel@...il.com>,
        Frederic Weisbecker <fweisbec@...il.com>,
        linux-kernel@...r.kernel.org
Subject: [PATCH] time: use do_settimeofday64 internally

do_settimeofday is a wrapper around do_settimeofday64, so
we can simply call that function directly, and kill off the
wrapper once the last user is one.

Signed-off-by: Arnd Bergmann <arnd@...db.de>
---
 kernel/time/time.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/kernel/time/time.c b/kernel/time/time.c
index 0ec7087fe85b..e0ad6922373d 100644
--- a/kernel/time/time.c
+++ b/kernel/time/time.c
@@ -82,7 +82,7 @@ SYSCALL_DEFINE1(time, time_t __user *, tloc)
 
 SYSCALL_DEFINE1(stime, time_t __user *, tptr)
 {
-	struct timespec tv;
+	struct timespec64 tv;
 	int err;
 
 	if (get_user(tv.tv_sec, tptr))
@@ -90,11 +90,11 @@ SYSCALL_DEFINE1(stime, time_t __user *, tptr)
 
 	tv.tv_nsec = 0;
 
-	err = security_settime(&tv, NULL);
+	err = security_settime64(&tv, NULL);
 	if (err)
 		return err;
 
-	do_settimeofday(&tv);
+	do_settimeofday64(&tv);
 	return 0;
 }
 
@@ -122,7 +122,7 @@ COMPAT_SYSCALL_DEFINE1(time, compat_time_t __user *, tloc)
 
 COMPAT_SYSCALL_DEFINE1(stime, compat_time_t __user *, tptr)
 {
-	struct timespec tv;
+	struct timespec64 tv;
 	int err;
 
 	if (get_user(tv.tv_sec, tptr))
@@ -130,11 +130,11 @@ COMPAT_SYSCALL_DEFINE1(stime, compat_time_t __user *, tptr)
 
 	tv.tv_nsec = 0;
 
-	err = security_settime(&tv, NULL);
+	err = security_settime64(&tv, NULL);
 	if (err)
 		return err;
 
-	do_settimeofday(&tv);
+	do_settimeofday64(&tv);
 	return 0;
 }
 
-- 
2.9.0