xref: /linux/mm/debug_page_ref.c (revision a3a4a816b4b194c45d0217e8b9e08b2639802cda)
1 #include <linux/mm_types.h>
2 #include <linux/tracepoint.h>
3 
4 #define CREATE_TRACE_POINTS
5 #include <trace/events/page_ref.h>
6 
7 void __page_ref_set(struct page *page, int v)
8 {
9 	trace_page_ref_set(page, v);
10 }
11 EXPORT_SYMBOL(__page_ref_set);
12 EXPORT_TRACEPOINT_SYMBOL(page_ref_set);
13 
14 void __page_ref_mod(struct page *page, int v)
15 {
16 	trace_page_ref_mod(page, v);
17 }
18 EXPORT_SYMBOL(__page_ref_mod);
19 EXPORT_TRACEPOINT_SYMBOL(page_ref_mod);
20 
21 void __page_ref_mod_and_test(struct page *page, int v, int ret)
22 {
23 	trace_page_ref_mod_and_test(page, v, ret);
24 }
25 EXPORT_SYMBOL(__page_ref_mod_and_test);
26 EXPORT_TRACEPOINT_SYMBOL(page_ref_mod_and_test);
27 
28 void __page_ref_mod_and_return(struct page *page, int v, int ret)
29 {
30 	trace_page_ref_mod_and_return(page, v, ret);
31 }
32 EXPORT_SYMBOL(__page_ref_mod_and_return);
33 EXPORT_TRACEPOINT_SYMBOL(page_ref_mod_and_return);
34 
35 void __page_ref_mod_unless(struct page *page, int v, int u)
36 {
37 	trace_page_ref_mod_unless(page, v, u);
38 }
39 EXPORT_SYMBOL(__page_ref_mod_unless);
40 EXPORT_TRACEPOINT_SYMBOL(page_ref_mod_unless);
41 
42 void __page_ref_freeze(struct page *page, int v, int ret)
43 {
44 	trace_page_ref_freeze(page, v, ret);
45 }
46 EXPORT_SYMBOL(__page_ref_freeze);
47 EXPORT_TRACEPOINT_SYMBOL(page_ref_freeze);
48 
49 void __page_ref_unfreeze(struct page *page, int v)
50 {
51 	trace_page_ref_unfreeze(page, v);
52 }
53 EXPORT_SYMBOL(__page_ref_unfreeze);
54 EXPORT_TRACEPOINT_SYMBOL(page_ref_unfreeze);
55