1 #undef TRACE_SYSTEM
2 #define TRACE_SYSTEM kmem
3
4 #if !defined(_TRACE_KMEM_H) || defined(TRACE_HEADER_MULTI_READ)
5 #define _TRACE_KMEM_H
6
7 #include <linux/types.h>
8 #include <linux/tracepoint.h>
9
10 /*
11 * The order of these masks is important. Matching masks will be seen
12 * first and the left over flags will end up showing by themselves.
13 *
14 * For example, if we have GFP_KERNEL before GFP_USER we wil get:
15 *
16 * GFP_KERNEL|GFP_HARDWALL
17 *
18 * Thus most bits set go first.
19 */
20 #define show_gfp_flags(flags) \
21 (flags) ? __print_flags(flags, "|", \
22 {(unsigned long)GFP_HIGHUSER_MOVABLE, "GFP_HIGHUSER_MOVABLE"}, \
23 {(unsigned long)GFP_HIGHUSER, "GFP_HIGHUSER"}, \
24 {(unsigned long)GFP_USER, "GFP_USER"}, \
25 {(unsigned long)GFP_TEMPORARY, "GFP_TEMPORARY"}, \
26 {(unsigned long)GFP_KERNEL, "GFP_KERNEL"}, \
27 {(unsigned long)GFP_NOFS, "GFP_NOFS"}, \
28 {(unsigned long)GFP_ATOMIC, "GFP_ATOMIC"}, \
29 {(unsigned long)GFP_NOIO, "GFP_NOIO"}, \
30 {(unsigned long)__GFP_HIGH, "GFP_HIGH"}, \
31 {(unsigned long)__GFP_WAIT, "GFP_WAIT"}, \
32 {(unsigned long)__GFP_IO, "GFP_IO"}, \
33 {(unsigned long)__GFP_COLD, "GFP_COLD"}, \
34 {(unsigned long)__GFP_NOWARN, "GFP_NOWARN"}, \
35 {(unsigned long)__GFP_REPEAT, "GFP_REPEAT"}, \
36 {(unsigned long)__GFP_NOFAIL, "GFP_NOFAIL"}, \
37 {(unsigned long)__GFP_NORETRY, "GFP_NORETRY"}, \
38 {(unsigned long)__GFP_COMP, "GFP_COMP"}, \
39 {(unsigned long)__GFP_ZERO, "GFP_ZERO"}, \
40 {(unsigned long)__GFP_NOMEMALLOC, "GFP_NOMEMALLOC"}, \
41 {(unsigned long)__GFP_HARDWALL, "GFP_HARDWALL"}, \
42 {(unsigned long)__GFP_THISNODE, "GFP_THISNODE"}, \
43 {(unsigned long)__GFP_RECLAIMABLE, "GFP_RECLAIMABLE"}, \
44 {(unsigned long)__GFP_MOVABLE, "GFP_MOVABLE"} \
45 ) : "GFP_NOWAIT"
46
47 TRACE_EVENT(kmalloc,
48
49 TP_PROTO(unsigned long call_site,
50 const void *ptr,
51 size_t bytes_req,
52 size_t bytes_alloc,
53 gfp_t gfp_flags),
54
55 TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags),
56
57 TP_STRUCT__entry(
58 __field( unsigned long, call_site )
59 __field( const void *, ptr )
60 __field( size_t, bytes_req )
61 __field( size_t, bytes_alloc )
62 __field( gfp_t, gfp_flags )
63 ),
64
65 TP_fast_assign(
66 __entry->call_site = call_site;
67 __entry->ptr = ptr;
68 __entry->bytes_req = bytes_req;
69 __entry->bytes_alloc = bytes_alloc;
70 __entry->gfp_flags = gfp_flags;
71 ),
72
73 TP_printk("call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%s",
74 __entry->call_site,
75 __entry->ptr,
76 __entry->bytes_req,
77 __entry->bytes_alloc,
78 show_gfp_flags(__entry->gfp_flags))
79 );
80
81 TRACE_EVENT(kmem_cache_alloc,
82
83 TP_PROTO(unsigned long call_site,
84 const void *ptr,
85 size_t bytes_req,
86 size_t bytes_alloc,
87 gfp_t gfp_flags),
88
89 TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags),
90
91 TP_STRUCT__entry(
92 __field( unsigned long, call_site )
93 __field( const void *, ptr )
94 __field( size_t, bytes_req )
95 __field( size_t, bytes_alloc )
96 __field( gfp_t, gfp_flags )
97 ),
98
99 TP_fast_assign(
100 __entry->call_site = call_site;
101 __entry->ptr = ptr;
102 __entry->bytes_req = bytes_req;
103 __entry->bytes_alloc = bytes_alloc;
104 __entry->gfp_flags = gfp_flags;
105 ),
106
107 TP_printk("call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%s",
108 __entry->call_site,
109 __entry->ptr,
110 __entry->bytes_req,
111 __entry->bytes_alloc,
112 show_gfp_flags(__entry->gfp_flags))
113 );
114
115 TRACE_EVENT(kmalloc_node,
116
117 TP_PROTO(unsigned long call_site,
118 const void *ptr,
119 size_t bytes_req,
120 size_t bytes_alloc,
121 gfp_t gfp_flags,
122 int node),
123
124 TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node),
125
126 TP_STRUCT__entry(
127 __field( unsigned long, call_site )
128 __field( const void *, ptr )
129 __field( size_t, bytes_req )
130 __field( size_t, bytes_alloc )
131 __field( gfp_t, gfp_flags )
132 __field( int, node )
133 ),
134
135 TP_fast_assign(
136 __entry->call_site = call_site;
137 __entry->ptr = ptr;
138 __entry->bytes_req = bytes_req;
139 __entry->bytes_alloc = bytes_alloc;
140 __entry->gfp_flags = gfp_flags;
141 __entry->node = node;
142 ),
143
144 TP_printk("call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%s node=%d",
145 __entry->call_site,
146 __entry->ptr,
147 __entry->bytes_req,
148 __entry->bytes_alloc,
149 show_gfp_flags(__entry->gfp_flags),
150 __entry->node)
151 );
152
153 TRACE_EVENT(kmem_cache_alloc_node,
154
155 TP_PROTO(unsigned long call_site,
156 const void *ptr,
157 size_t bytes_req,
158 size_t bytes_alloc,
159 gfp_t gfp_flags,
160 int node),
161
162 TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node),
163
164 TP_STRUCT__entry(
165 __field( unsigned long, call_site )
166 __field( const void *, ptr )
167 __field( size_t, bytes_req )
168 __field( size_t, bytes_alloc )
169 __field( gfp_t, gfp_flags )
170 __field( int, node )
171 ),
172
173 TP_fast_assign(
174 __entry->call_site = call_site;
175 __entry->ptr = ptr;
176 __entry->bytes_req = bytes_req;
177 __entry->bytes_alloc = bytes_alloc;
178 __entry->gfp_flags = gfp_flags;
179 __entry->node = node;
180 ),
181
182 TP_printk("call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%s node=%d",
183 __entry->call_site,
184 __entry->ptr,
185 __entry->bytes_req,
186 __entry->bytes_alloc,
187 show_gfp_flags(__entry->gfp_flags),
188 __entry->node)
189 );
190
191 TRACE_EVENT(kfree,
192
193 TP_PROTO(unsigned long call_site, const void *ptr),
194
195 TP_ARGS(call_site, ptr),
196
197 TP_STRUCT__entry(
198 __field( unsigned long, call_site )
199 __field( const void *, ptr )
200 ),
201
202 TP_fast_assign(
203 __entry->call_site = call_site;
204 __entry->ptr = ptr;
205 ),
206
207 TP_printk("call_site=%lx ptr=%p", __entry->call_site, __entry->ptr)
208 );
209
210 TRACE_EVENT(kmem_cache_free,
211
212 TP_PROTO(unsigned long call_site, const void *ptr),
213
214 TP_ARGS(call_site, ptr),
215
216 TP_STRUCT__entry(
217 __field( unsigned long, call_site )
218 __field( const void *, ptr )
219 ),
220
221 TP_fast_assign(
222 __entry->call_site = call_site;
223 __entry->ptr = ptr;
224 ),
225
226 TP_printk("call_site=%lx ptr=%p", __entry->call_site, __entry->ptr)
227 );
228 #endif /* _TRACE_KMEM_H */
229
230 /* This part must be outside protection */
231 #include <trace/define_trace.h>
232
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