From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 20:49:45 +0200
Subject: Adding upstream version 6.1.76.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 mm/debug_page_ref.c | 55 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 mm/debug_page_ref.c

(limited to 'mm/debug_page_ref.c')

diff --git a/mm/debug_page_ref.c b/mm/debug_page_ref.c
new file mode 100644
index 000000000..f3b2c9d3e
--- /dev/null
+++ b/mm/debug_page_ref.c
@@ -0,0 +1,55 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <linux/mm_types.h>
+#include <linux/tracepoint.h>
+
+#define CREATE_TRACE_POINTS
+#include <trace/events/page_ref.h>
+
+void __page_ref_set(struct page *page, int v)
+{
+	trace_page_ref_set(page, v);
+}
+EXPORT_SYMBOL(__page_ref_set);
+EXPORT_TRACEPOINT_SYMBOL(page_ref_set);
+
+void __page_ref_mod(struct page *page, int v)
+{
+	trace_page_ref_mod(page, v);
+}
+EXPORT_SYMBOL(__page_ref_mod);
+EXPORT_TRACEPOINT_SYMBOL(page_ref_mod);
+
+void __page_ref_mod_and_test(struct page *page, int v, int ret)
+{
+	trace_page_ref_mod_and_test(page, v, ret);
+}
+EXPORT_SYMBOL(__page_ref_mod_and_test);
+EXPORT_TRACEPOINT_SYMBOL(page_ref_mod_and_test);
+
+void __page_ref_mod_and_return(struct page *page, int v, int ret)
+{
+	trace_page_ref_mod_and_return(page, v, ret);
+}
+EXPORT_SYMBOL(__page_ref_mod_and_return);
+EXPORT_TRACEPOINT_SYMBOL(page_ref_mod_and_return);
+
+void __page_ref_mod_unless(struct page *page, int v, int u)
+{
+	trace_page_ref_mod_unless(page, v, u);
+}
+EXPORT_SYMBOL(__page_ref_mod_unless);
+EXPORT_TRACEPOINT_SYMBOL(page_ref_mod_unless);
+
+void __page_ref_freeze(struct page *page, int v, int ret)
+{
+	trace_page_ref_freeze(page, v, ret);
+}
+EXPORT_SYMBOL(__page_ref_freeze);
+EXPORT_TRACEPOINT_SYMBOL(page_ref_freeze);
+
+void __page_ref_unfreeze(struct page *page, int v)
+{
+	trace_page_ref_unfreeze(page, v);
+}
+EXPORT_SYMBOL(__page_ref_unfreeze);
+EXPORT_TRACEPOINT_SYMBOL(page_ref_unfreeze);
-- 
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