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-rw-r--r--arch/x86_64/kernel/process.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/x86_64/kernel/process.c b/arch/x86_64/kernel/process.c
index 49f7fac6229e..f6226055d53d 100644
--- a/arch/x86_64/kernel/process.c
+++ b/arch/x86_64/kernel/process.c
@@ -88,9 +88,8 @@ void enter_idle(void)
static void __exit_idle(void)
{
- if (read_pda(isidle) == 0)
+ if (test_and_clear_bit_pda(0, isidle) == 0)
return;
- write_pda(isidle, 0);
atomic_notifier_call_chain(&idle_notifier, IDLE_END, NULL);
}