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authorAl Viro <viro@zeniv.linux.org.uk>2017-06-07 09:42:35 +0100
committerThomas Gleixner <tglx@linutronix.de>2017-06-14 00:00:43 +0200
commit1acbe7708b0313b33287bb4ffcbf26462ea3c588 (patch)
treeab630087d30b79cf9d88b2137f137dfdc7900f87 /kernel/compat.c
parent3a4d44b6162555070194e486ff6b3799a8d323a2 (diff)
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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.c23
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)
{