1 /* SPDX-License-Identifier: GPL-2.0 */
2 #undef TRACE_SYSTEM
3 #define TRACE_SYSTEM page_pool
4
5 #if !defined(_TRACE_PAGE_POOL_H) || defined(TRACE_HEADER_MULTI_READ)
6 #define _TRACE_PAGE_POOL_H
7
8 #include <linux/types.h>
9 #include <linux/tracepoint.h>
10
11 #include <trace/events/mmflags.h>
12 #include <net/page_pool/types.h>
13
14 TRACE_EVENT(page_pool_release,
15
16 TP_PROTO(const struct page_pool *pool,
17 s32 inflight, u32 hold, u32 release),
18
19 TP_ARGS(pool, inflight, hold, release),
20
21 TP_STRUCT__entry(
22 __field(const struct page_pool *, pool)
23 __field(s32, inflight)
24 __field(u32, hold)
25 __field(u32, release)
26 __field(u64, cnt)
27 ),
28
29 TP_fast_assign(
30 __entry->pool = pool;
31 __entry->inflight = inflight;
32 __entry->hold = hold;
33 __entry->release = release;
34 __entry->cnt = pool->destroy_cnt;
35 ),
36
37 TP_printk("page_pool=%p inflight=%d hold=%u release=%u cnt=%llu",
38 __entry->pool, __entry->inflight, __entry->hold,
39 __entry->release, __entry->cnt)
40 );
41
42 TRACE_EVENT(page_pool_state_release,
43
44 TP_PROTO(const struct page_pool *pool,
45 netmem_ref netmem, u32 release),
46
47 TP_ARGS(pool, netmem, release),
48
49 TP_STRUCT__entry(
50 __field(const struct page_pool *, pool)
51 __field(unsigned long, netmem)
52 __field(u32, release)
53 __field(unsigned long, pfn)
54 ),
55
56 TP_fast_assign(
57 __entry->pool = pool;
58 __entry->netmem = (__force unsigned long)netmem;
59 __entry->release = release;
60 __entry->pfn = netmem_to_pfn(netmem);
61 ),
62
63 TP_printk("page_pool=%p netmem=%p pfn=0x%lx release=%u",
64 __entry->pool, (void *)__entry->netmem,
65 __entry->pfn, __entry->release)
66 );
67
68 TRACE_EVENT(page_pool_state_hold,
69
70 TP_PROTO(const struct page_pool *pool,
71 netmem_ref netmem, u32 hold),
72
73 TP_ARGS(pool, netmem, hold),
74
75 TP_STRUCT__entry(
76 __field(const struct page_pool *, pool)
77 __field(unsigned long, netmem)
78 __field(u32, hold)
79 __field(unsigned long, pfn)
80 ),
81
82 TP_fast_assign(
83 __entry->pool = pool;
84 __entry->netmem = (__force unsigned long)netmem;
85 __entry->hold = hold;
86 __entry->pfn = netmem_to_pfn(netmem);
87 ),
88
89 TP_printk("page_pool=%p netmem=%p pfn=0x%lx hold=%u",
90 __entry->pool, (void *)__entry->netmem,
91 __entry->pfn, __entry->hold)
92 );
93
94 TRACE_EVENT(page_pool_update_nid,
95
96 TP_PROTO(const struct page_pool *pool, int new_nid),
97
98 TP_ARGS(pool, new_nid),
99
100 TP_STRUCT__entry(
101 __field(const struct page_pool *, pool)
102 __field(int, pool_nid)
103 __field(int, new_nid)
104 ),
105
106 TP_fast_assign(
107 __entry->pool = pool;
108 __entry->pool_nid = pool->p.nid;
109 __entry->new_nid = new_nid;
110 ),
111
112 TP_printk("page_pool=%p pool_nid=%d new_nid=%d",
113 __entry->pool, __entry->pool_nid, __entry->new_nid)
114 );
115
116 #endif /* _TRACE_PAGE_POOL_H */
117
118 /* This part must be outside protection */
119 #include <trace/define_trace.h>
120
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