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Diffstat (limited to 'arch/um/include/asm/smp.h')
-rw-r--r--arch/um/include/asm/smp.h16
1 files changed, 15 insertions, 1 deletions
diff --git a/arch/um/include/asm/smp.h b/arch/um/include/asm/smp.h
index 9c3be355ed01..be1743a6ff3c 100644
--- a/arch/um/include/asm/smp.h
+++ b/arch/um/include/asm/smp.h
@@ -1,6 +1,20 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_SMP_H
#define __UM_SMP_H
-#define hard_smp_processor_id() 0
+#if IS_ENABLED(CONFIG_SMP)
+
+#include <linux/cpumask.h>
+#include <shared/smp.h>
+
+#define raw_smp_processor_id() uml_curr_cpu()
+
+void arch_smp_send_reschedule(int cpu);
+
+void arch_send_call_function_single_ipi(int cpu);
+
+void arch_send_call_function_ipi_mask(const struct cpumask *mask);
+
+#endif /* CONFIG_SMP */
#endif