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| author |   Al Viro <viro@zeniv.linux.org.uk> | 2017-06-07 09:42:41 +0100 |
|---|---|---|
| committer |   Thomas Gleixner <tglx@linutronix.de> | 2017-06-14 00:00:46 +0200 |
| commit | 2b2d02856b3176701c91d723356f766d6ee27853 (patch) | |
| tree | 31524e0ce6ee3c24b312ee46173d71fb5a19aa0b /kernel/compat.c | |
| parent | time: Move compat_time()/stime() to native (diff) | |
| download | linux-dev-2b2d02856b3176701c91d723356f766d6ee27853.tar.xz linux-dev-2b2d02856b3176701c91d723356f766d6ee27853.zip | |
time: Move compat_gettimeofday()/settimeofday() to native
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/20170607084241.28657-16-viro@ZenIV.linux.org.uk
Diffstat (limited to 'kernel/compat.c')
| -rw-r--r-- | kernel/compat.c | 38 |
1 files changed, 0 insertions, 38 deletions
diff --git a/kernel/compat.c b/kernel/compat.c index aa7b9a27f9e7..ebd8bdc3fd68 100644 --- a/kernel/compat.c +++ b/kernel/compat.c @@ -92,44 +92,6 @@ int compat_put_timex(struct compat_timex __user *utp, const struct timex *txc) return 0; } -COMPAT_SYSCALL_DEFINE2(gettimeofday, struct compat_timeval __user *, tv, - struct timezone __user *, tz) -{ - if (tv) { - struct timeval ktv; - do_gettimeofday(&ktv); - if (compat_put_timeval(&ktv, tv)) - return -EFAULT; - } - if (tz) { - if (copy_to_user(tz, &sys_tz, sizeof(sys_tz))) - return -EFAULT; - } - - return 0; -} - -COMPAT_SYSCALL_DEFINE2(settimeofday, struct compat_timeval __user *, tv, - struct timezone __user *, tz) -{ - struct timespec64 new_ts; - struct timeval user_tv; - struct timezone new_tz; - - if (tv) { - if (compat_get_timeval(&user_tv, tv)) - return -EFAULT; - new_ts.tv_sec = user_tv.tv_sec; - new_ts.tv_nsec = user_tv.tv_usec * NSEC_PER_USEC; - } - if (tz) { - if (copy_from_user(&new_tz, tz, sizeof(*tz))) - return -EFAULT; - } - - return do_sys_settimeofday64(tv ? &new_ts : NULL, tz ? &new_tz : NULL); -} - static int __compat_get_timeval(struct timeval *tv, const struct compat_timeval __user *ctv) { return (!access_ok(VERIFY_READ, ctv, sizeof(*ctv)) || |