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authorAl Viro <viro@zeniv.linux.org.uk>2017-06-07 11:42:38 +0300
committerThomas Gleixner <tglx@linutronix.de>2017-06-14 01:00:44 +0300
commitd822cdcce43f9d4dcddbf9c68f9537d542ccc3c3 (patch)
treeff2193bf59468d50b3cc5f6300db6ed4b8f90d93 /kernel/compat.c
parent54ad9c46c262ce4a603dc7887e37956896a0211d (diff)
downloadlinux-d822cdcce43f9d4dcddbf9c68f9537d542ccc3c3.tar.xz
posix-timers: Move compat versions of clock_gettime/settime/getres
Move them to the native implementations and get rid of the set_fs() hackery. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: John Stultz <john.stultz@linaro.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/20170607084241.28657-13-viro@ZenIV.linux.org.uk
Diffstat (limited to 'kernel/compat.c')
-rw-r--r--kernel/compat.c51
1 files changed, 0 insertions, 51 deletions
diff --git a/kernel/compat.c b/kernel/compat.c
index c349417d2c40..582c38bfdf60 100644
--- a/kernel/compat.c
+++ b/kernel/compat.c
@@ -598,57 +598,6 @@ COMPAT_SYSCALL_DEFINE3(timer_create, clockid_t, which_clock,
return sys_timer_create(which_clock, event, created_timer_id);
}
-COMPAT_SYSCALL_DEFINE2(clock_settime, clockid_t, which_clock,
- struct compat_timespec __user *, tp)
-{
- long err;
- mm_segment_t oldfs;
- struct timespec ts;
-
- if (compat_get_timespec(&ts, tp))
- return -EFAULT;
- oldfs = get_fs();
- set_fs(KERNEL_DS);
- err = sys_clock_settime(which_clock,
- (struct timespec __user *) &ts);
- set_fs(oldfs);
- return err;
-}
-
-COMPAT_SYSCALL_DEFINE2(clock_gettime, clockid_t, which_clock,
- struct compat_timespec __user *, tp)
-{
- long err;
- mm_segment_t oldfs;
- struct timespec ts;
-
- oldfs = get_fs();
- set_fs(KERNEL_DS);
- err = sys_clock_gettime(which_clock,
- (struct timespec __user *) &ts);
- set_fs(oldfs);
- if (!err && compat_put_timespec(&ts, tp))
- return -EFAULT;
- return err;
-}
-
-COMPAT_SYSCALL_DEFINE2(clock_getres, clockid_t, which_clock,
- struct compat_timespec __user *, tp)
-{
- long err;
- mm_segment_t oldfs;
- struct timespec ts;
-
- oldfs = get_fs();
- set_fs(KERNEL_DS);
- err = sys_clock_getres(which_clock,
- (struct timespec __user *) &ts);
- set_fs(oldfs);
- if (!err && tp && compat_put_timespec(&ts, tp))
- return -EFAULT;
- return err;
-}
-
/*
* We currently only need the following fields from the sigevent
* structure: sigev_value, sigev_signo, sig_notify and (sometimes