From 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 27 Apr 2024 12:05:51 +0200
Subject: Adding upstream version 5.10.209.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 arch/x86/kernel/tracepoint.c | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 arch/x86/kernel/tracepoint.c

(limited to 'arch/x86/kernel/tracepoint.c')

diff --git a/arch/x86/kernel/tracepoint.c b/arch/x86/kernel/tracepoint.c
new file mode 100644
index 000000000..fcfc077af
--- /dev/null
+++ b/arch/x86/kernel/tracepoint.c
@@ -0,0 +1,27 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Code for supporting irq vector tracepoints.
+ *
+ * Copyright (C) 2013 Seiji Aguchi <seiji.aguchi@hds.com>
+ *
+ */
+#include <linux/jump_label.h>
+#include <linux/atomic.h>
+
+#include <asm/hw_irq.h>
+#include <asm/desc.h>
+#include <asm/trace/exceptions.h>
+#include <asm/trace/irq_vectors.h>
+
+DEFINE_STATIC_KEY_FALSE(trace_pagefault_key);
+
+int trace_pagefault_reg(void)
+{
+	static_branch_inc(&trace_pagefault_key);
+	return 0;
+}
+
+void trace_pagefault_unreg(void)
+{
+	static_branch_dec(&trace_pagefault_key);
+}
-- 
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