Commit-ID: b180db2c8ca6692a10b79631cadc18d03303d494
Gitweb: http://git.kernel.org/tip/b180db2c8ca6692a10b79631cadc18d03303d494
Author: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
AuthorDate: Wed, 7 Jun 2017 09:42:40 +0100
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Wed, 14 Jun 2017 00:00:45 +0200
time: Move compat_time()/stime() to native
Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: John Stultz <john.stultz@xxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Link: http://lkml.kernel.org/r/20170607084241.28657-15-viro@xxxxxxxxxxxxxxxxxx
---
kernel/compat.c | 40 ----------------------------------------
kernel/time/time.c | 41 +++++++++++++++++++++++++++++++++++++++++
2 files changed, 41 insertions(+), 40 deletions(-)
diff --git a/kernel/compat.c b/kernel/compat.c
index 4544eb6..aa7b9a2 100644
--- a/kernel/compat.c
+++ b/kernel/compat.c
@@ -739,46 +739,6 @@ COMPAT_SYSCALL_DEFINE4(rt_sigtimedwait, compat_sigset_t __user *, uthese,
return ret;
}
-#ifdef __ARCH_WANT_COMPAT_SYS_TIME
-
-/* compat_time_t is a 32 bit "long" and needs to get converted. */
-
-COMPAT_SYSCALL_DEFINE1(time, compat_time_t __user *, tloc)
-{
- compat_time_t i;
- struct timeval tv;
-
- do_gettimeofday(&tv);
- i = tv.tv_sec;
-
- if (tloc) {
- if (put_user(i,tloc))
- return -EFAULT;
- }
- force_successful_syscall_return();
- return i;
-}
-
-COMPAT_SYSCALL_DEFINE1(stime, compat_time_t __user *, tptr)
-{
- struct timespec tv;
- int err;
-
- if (get_user(tv.tv_sec, tptr))
- return -EFAULT;
-
- tv.tv_nsec = 0;
-
- err = security_settime(&tv, NULL);
- if (err)
- return err;
-
- do_settimeofday(&tv);
- return 0;
-}
-
-#endif /* __ARCH_WANT_COMPAT_SYS_TIME */
-
#ifdef CONFIG_NUMA
COMPAT_SYSCALL_DEFINE6(move_pages, pid_t, pid, compat_ulong_t, nr_pages,
compat_uptr_t __user *, pages32,
diff --git a/kernel/time/time.c b/kernel/time/time.c
index 400662f..e5d4499 100644
--- a/kernel/time/time.c
+++ b/kernel/time/time.c
@@ -100,6 +100,47 @@ SYSCALL_DEFINE1(stime, time_t __user *, tptr)
#endif /* __ARCH_WANT_SYS_TIME */
+#ifdef CONFIG_COMPAT
+#ifdef __ARCH_WANT_COMPAT_SYS_TIME
+
+/* 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;
+
+ if (tloc) {
+ if (put_user(i,tloc))
+ return -EFAULT;
+ }
+ force_successful_syscall_return();
+ return i;
+}
+
+COMPAT_SYSCALL_DEFINE1(stime, compat_time_t __user *, tptr)
+{
+ struct timespec tv;
+ int err;
+
+ if (get_user(tv.tv_sec, tptr))
+ return -EFAULT;
+
+ tv.tv_nsec = 0;
+
+ err = security_settime(&tv, NULL);
+ if (err)
+ return err;
+
+ do_settimeofday(&tv);
+ return 0;
+}
+
+#endif /* __ARCH_WANT_COMPAT_SYS_TIME */
+#endif
+
SYSCALL_DEFINE2(gettimeofday, struct timeval __user *, tv,
struct timezone __user *, tz)
{
--
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