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-rw-r--r--kernel/exit.c17
1 files changed, 2 insertions, 15 deletions
diff --git a/kernel/exit.c b/kernel/exit.c
index 516acdb0e0ec..c63226283aef 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -318,19 +318,6 @@ void rcuwait_wake_up(struct rcuwait *w)
rcu_read_unlock();
}
-struct task_struct *try_get_task_struct(struct task_struct **ptask)
-{
- struct task_struct *task;
-
- rcu_read_lock();
- task = task_rcu_dereference(ptask);
- if (task)
- get_task_struct(task);
- rcu_read_unlock();
-
- return task;
-}
-
/*
* Determine if a process group is "orphaned", according to the POSIX
* definition in 2.2.2.52. Orphaned process groups are not to be affected
@@ -1004,7 +991,7 @@ struct wait_opts {
int __user *wo_stat;
struct rusage __user *wo_rusage;
- wait_queue_t child_wait;
+ wait_queue_entry_t child_wait;
int notask_error;
};
@@ -1541,7 +1528,7 @@ static int ptrace_do_wait(struct wait_opts *wo, struct task_struct *tsk)
return 0;
}
-static int child_wait_callback(wait_queue_t *wait, unsigned mode,
+static int child_wait_callback(wait_queue_entry_t *wait, unsigned mode,
int sync, void *key)
{
struct wait_opts *wo = container_of(wait, struct wait_opts,