Merge tag 'renesas-drivers-for-v4.13' of https://git.kernel.org/pub/scm/linux/kernel...

[karo-tx-linux.git] / include / linux / stop_machine.h

diff --git a/include/linux/stop_machine.h b/include/linux/stop_machine.h
index 0e1b1540597a47253b6a2e5cc3ef1709d4a42992..3cc9632dcc2a5b6e58259fcec14ce07ca87a4618 100644 (file)
--- a/include/linux/stop_machine.h
+++ b/include/linux/stop_machine.h
@@ -29,7 +29,7 @@ struct cpu_stop_work {
 
 int stop_one_cpu(unsigned int cpu, cpu_stop_fn_t fn, void *arg);
 int stop_two_cpus(unsigned int cpu1, unsigned int cpu2, cpu_stop_fn_t fn, void *arg);
-void stop_one_cpu_nowait(unsigned int cpu, cpu_stop_fn_t fn, void *arg,
+bool stop_one_cpu_nowait(unsigned int cpu, cpu_stop_fn_t fn, void *arg,
                         struct cpu_stop_work *work_buf);
 int stop_cpus(const struct cpumask *cpumask, cpu_stop_fn_t fn, void *arg);
 int try_stop_cpus(const struct cpumask *cpumask, cpu_stop_fn_t fn, void *arg);
@@ -65,7 +65,7 @@ static void stop_one_cpu_nowait_workfn(struct work_struct *work)
        preempt_enable();
 }
 
-static inline void stop_one_cpu_nowait(unsigned int cpu,
+static inline bool stop_one_cpu_nowait(unsigned int cpu,
                                       cpu_stop_fn_t fn, void *arg,
                                       struct cpu_stop_work *work_buf)
 {
@@ -74,7 +74,10 @@ static inline void stop_one_cpu_nowait(unsigned int cpu,
                work_buf->fn = fn;
                work_buf->arg = arg;
                schedule_work(&work_buf->work);
+               return true;
        }
+
+       return false;
 }
 
 static inline int stop_cpus(const struct cpumask *cpumask,