diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/fork.c | 6 | ||||
| -rw-r--r-- | kernel/posix-timers.c | 1 | ||||
| -rw-r--r-- | kernel/timer.c | 4 |
3 files changed, 5 insertions, 6 deletions
diff --git a/kernel/fork.c b/kernel/fork.c index ccdfbb16c86d..b373322ca497 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -1478,9 +1478,7 @@ static int unshare_vm(unsigned long unshare_flags, struct mm_struct **new_mmp) if ((unshare_flags & CLONE_VM) && (mm && atomic_read(&mm->mm_users) > 1)) { - *new_mmp = dup_mm(current); - if (!*new_mmp) - return -ENOMEM; + return -EINVAL; } return 0; @@ -1569,7 +1567,7 @@ asmlinkage long sys_unshare(unsigned long unshare_flags) if (new_sigh) { sigh = current->sighand; - current->sighand = new_sigh; + rcu_assign_pointer(current->sighand, new_sigh); new_sigh = sigh; } diff --git a/kernel/posix-timers.c b/kernel/posix-timers.c index 216f574b5ffb..fa895fc2ecf5 100644 --- a/kernel/posix-timers.c +++ b/kernel/posix-timers.c @@ -353,6 +353,7 @@ static int posix_timer_fn(void *data) hrtimer_forward(&timr->it.real.timer, timr->it.real.interval); ret = HRTIMER_RESTART; + ++timr->it_requeue_pending; } } diff --git a/kernel/timer.c b/kernel/timer.c index bf7c4193b936..2410c18dbeb1 100644 --- a/kernel/timer.c +++ b/kernel/timer.c @@ -1354,8 +1354,8 @@ void __init init_timers(void) #ifdef CONFIG_TIME_INTERPOLATION -struct time_interpolator *time_interpolator; -static struct time_interpolator *time_interpolator_list; +struct time_interpolator *time_interpolator __read_mostly; +static struct time_interpolator *time_interpolator_list __read_mostly; static DEFINE_SPINLOCK(time_interpolator_lock); static inline u64 time_interpolator_get_cycles(unsigned int src) |