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-rw-r--r--arch/s390/lib/expoline/expoline.S12
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/s390/lib/expoline/expoline.S b/arch/s390/lib/expoline/expoline.S
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index 000000000000..92ed8409a7a4
--- /dev/null
+++ b/arch/s390/lib/expoline/expoline.S
@@ -0,0 +1,12 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+
+#include <asm/nospec-insn.h>
+#include <linux/linkage.h>
+
+.macro GEN_ALL_BR_THUNK_EXTERN
+ .irp r1,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
+ GEN_BR_THUNK_EXTERN %r\r1
+ .endr
+.endm
+
+GEN_ALL_BR_THUNK_EXTERN