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authorJeff Garzik <jeff@garzik.org>2006-03-20 04:48:50 -0500
committerJeff Garzik <jeff@garzik.org>2006-03-20 04:48:50 -0500
commit29b2548bf53ffb810394a2110161ef49f8e4780f (patch)
treeaf0233def65a854dc95e5faca9645b30e88d45aa /kernel
parentc39f5ebe0a542caab30c88e60623709c7bc6fe30 (diff)
parent7705a8792b0fc82fd7d4dd923724606bbfd9fb20 (diff)
Merge branch 'master'
Diffstat (limited to 'kernel')
-rw-r--r--kernel/fork.c6
-rw-r--r--kernel/posix-timers.c1
-rw-r--r--kernel/timer.c4
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)