diff options
| author | Yangtao Li <tiny.windzz@gmail.com> | 2019-12-28 16:19:12 +0000 |
|---|---|---|
| committer | Peter Zijlstra <peterz@infradead.org> | 2020-01-17 10:19:21 +0100 |
| commit | 35f4cd96f5551dc1b2641159e7bb7bf91de6600f (patch) | |
| tree | c8b140bddaa971650c02ae2f549228ff6df83cd1 | |
| parent | 02d4ac5885a18d326b500b94808f0956dcce2832 (diff) | |
stop_machine: Make stop_cpus() static
The function stop_cpus() is only used internally by the
stop_machine for stop multiple cpus.
Make it static.
Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20191228161912.24082-1-tiny.windzz@gmail.com
| -rw-r--r-- | include/linux/stop_machine.h | 9 | ||||
| -rw-r--r-- | kernel/stop_machine.c | 2 |
2 files changed, 1 insertions, 10 deletions
diff --git a/include/linux/stop_machine.h b/include/linux/stop_machine.h index 648298f877da..76d8b09384a7 100644 --- a/include/linux/stop_machine.h +++ b/include/linux/stop_machine.h @@ -32,7 +32,6 @@ 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); 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); void stop_machine_park(int cpu); void stop_machine_unpark(int cpu); void stop_machine_yield(const struct cpumask *cpumask); @@ -81,14 +80,6 @@ static inline bool stop_one_cpu_nowait(unsigned int cpu, return false; } -static inline int stop_cpus(const struct cpumask *cpumask, - cpu_stop_fn_t fn, void *arg) -{ - if (cpumask_test_cpu(raw_smp_processor_id(), cpumask)) - return stop_one_cpu(raw_smp_processor_id(), fn, arg); - return -ENOENT; -} - #endif /* CONFIG_SMP */ /* diff --git a/kernel/stop_machine.c b/kernel/stop_machine.c index 5d68ec4c4015..865bb0228ab6 100644 --- a/kernel/stop_machine.c +++ b/kernel/stop_machine.c @@ -442,7 +442,7 @@ static int __stop_cpus(const struct cpumask *cpumask, * @cpumask were offline; otherwise, 0 if all executions of @fn * returned 0, any non zero return value if any returned non zero. */ -int stop_cpus(const struct cpumask *cpumask, cpu_stop_fn_t fn, void *arg) +static int stop_cpus(const struct cpumask *cpumask, cpu_stop_fn_t fn, void *arg) { int ret; |