Resguardo inicial

linux-7.2.3/arch/powerpc/kernel/jump_label.c

@@ -0,0 +1,20 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright 2010 Michael Ellerman, IBM Corp.
+ */
+
+#include <linux/kernel.h>
+#include <linux/jump_label.h>
+#include <asm/text-patching.h>
+#include <asm/inst.h>
+
+void arch_jump_label_transform(struct jump_entry *entry,
+			       enum jump_label_type type)
+{
+	u32 *addr = (u32 *)jump_entry_code(entry);
+
+	if (type == JUMP_LABEL_JMP)
+		patch_branch(addr, jump_entry_target(entry), 0);
+	else
+		patch_instruction(addr, ppc_inst(PPC_RAW_NOP()));
+}