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author | Al Viro <viro@zeniv.linux.org.uk> | 2017-06-07 09:42:35 +0100 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2017-06-14 00:00:43 +0200 |
commit | 1acbe7708b0313b33287bb4ffcbf26462ea3c588 (patch) | |
tree | ab630087d30b79cf9d88b2137f137dfdc7900f87 /kernel/compat.c | |
parent | 3a4d44b6162555070194e486ff6b3799a8d323a2 (diff) | |
download | linux-1acbe7708b0313b33287bb4ffcbf26462ea3c588.tar.gz linux-1acbe7708b0313b33287bb4ffcbf26462ea3c588.tar.bz2 linux-1acbe7708b0313b33287bb4ffcbf26462ea3c588.zip |
posix-timers: Take compat timer_settime(2) to native one
... and get rid of set_fs() in there
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/20170607084241.28657-10-viro@ZenIV.linux.org.uk
Diffstat (limited to 'kernel/compat.c')
-rw-r--r-- | kernel/compat.c | 23 |
1 files changed, 0 insertions, 23 deletions
diff --git a/kernel/compat.c b/kernel/compat.c index 97087b333543..df39e2e00c47 100644 --- a/kernel/compat.c +++ b/kernel/compat.c @@ -635,29 +635,6 @@ COMPAT_SYSCALL_DEFINE3(timer_create, clockid_t, which_clock, return sys_timer_create(which_clock, event, created_timer_id); } -COMPAT_SYSCALL_DEFINE4(timer_settime, timer_t, timer_id, int, flags, - struct compat_itimerspec __user *, new, - struct compat_itimerspec __user *, old) -{ - long err; - mm_segment_t oldfs; - struct itimerspec newts, oldts; - - if (!new) - return -EINVAL; - if (get_compat_itimerspec(&newts, new)) - return -EFAULT; - oldfs = get_fs(); - set_fs(KERNEL_DS); - err = sys_timer_settime(timer_id, flags, - (struct itimerspec __user *) &newts, - (struct itimerspec __user *) &oldts); - set_fs(oldfs); - if (!err && old && put_compat_itimerspec(old, &oldts)) - return -EFAULT; - return err; -} - COMPAT_SYSCALL_DEFINE2(timer_gettime, timer_t, timer_id, struct compat_itimerspec __user *, setting) { |