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-rw-r--r--drivers/acpi/processor_throttling.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/acpi/processor_throttling.c b/drivers/acpi/processor_throttling.c
index 3de34633f7f9..7f9aff4b8d62 100644
--- a/drivers/acpi/processor_throttling.c
+++ b/drivers/acpi/processor_throttling.c
@@ -909,6 +909,13 @@ static long __acpi_processor_get_throttling(void *data)
return pr->throttling.acpi_processor_get_throttling(pr);
}
+static int call_on_cpu(int cpu, long (*fn)(void *), void *arg, bool direct)
+{
+ if (direct || (is_percpu_thread() && cpu == smp_processor_id()))
+ return fn(arg);
+ return work_on_cpu(cpu, fn, arg);
+}
+
static int acpi_processor_get_throttling(struct acpi_processor *pr)
{
if (!pr)
@@ -926,7 +933,7 @@ static int acpi_processor_get_throttling(struct acpi_processor *pr)
if (!cpu_online(pr->id))
return -ENODEV;
- return work_on_cpu(pr->id, __acpi_processor_get_throttling, pr);
+ return call_on_cpu(pr->id, __acpi_processor_get_throttling, pr, false);
}
static int acpi_processor_get_fadt_info(struct acpi_processor *pr)
@@ -1076,13 +1083,6 @@ static long acpi_processor_throttling_fn(void *data)
arg->target_state, arg->force);
}
-static int call_on_cpu(int cpu, long (*fn)(void *), void *arg, bool direct)
-{
- if (direct)
- return fn(arg);
- return work_on_cpu(cpu, fn, arg);
-}
-
static int __acpi_processor_set_throttling(struct acpi_processor *pr,
int state, bool force, bool direct)
{