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stop_machine: remove try_stop_cpus helper

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try_stop_cpus is not used after this:

commit c190c3b16c ("rcu: Switch synchronize_sched_expedited() to
stop_one_cpu()")

So remove it.

Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20191214195107.26480-1-tiny.windzz@gmail.com
This commit is contained in:
Yangtao Li
2019-12-14 19:51:07 +00:00
committed by Peter Zijlstra
parent d040e0734f
commit a5e37de90e
2 changed files with 0 additions and 37 deletions
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7
include/linux/stop_machine.h
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@@ -33,7 +33,6 @@ int stop_two_cpus(unsigned int cpu1, unsigned int cpu2, cpu_stop_fn_t fn, void *
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);
void stop_machine_park(int cpu);
void stop_machine_unpark(int cpu);
void stop_machine_yield(const struct cpumask *cpumask);
@@ -90,12 +89,6 @@ static inline int stop_cpus(const struct cpumask *cpumask,
return -ENOENT;
}
static inline int try_stop_cpus(const struct cpumask *cpumask,
cpu_stop_fn_t fn, void *arg)
{
return stop_cpus(cpumask, fn, arg);
}
#endif /* CONFIG_SMP */
/*