2 #define TRACE_SYSTEM kmem
4 #if !defined(_TRACE_KMEM_H) || defined(TRACE_HEADER_MULTI_READ)
7 #include <linux/types.h>
8 #include <linux/tracepoint.h>
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.
14 * For example, if we have GFP_KERNEL before GFP_USER we wil get:
16 * GFP_KERNEL|GFP_HARDWALL
18 * Thus most bits set go first.
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"} \
49 TP_PROTO(unsigned long call_site,
55 TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags),
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 )
66 __entry->call_site = call_site;
68 __entry->bytes_req = bytes_req;
69 __entry->bytes_alloc = bytes_alloc;
70 __entry->gfp_flags = gfp_flags;
73 TP_printk("call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%s",
78 show_gfp_flags(__entry->gfp_flags))
81 TRACE_EVENT(kmem_cache_alloc,
83 TP_PROTO(unsigned long call_site,
89 TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags),
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 )
100 __entry->call_site = call_site;
102 __entry->bytes_req = bytes_req;
103 __entry->bytes_alloc = bytes_alloc;
104 __entry->gfp_flags = gfp_flags;
107 TP_printk("call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%s",
111 __entry->bytes_alloc,
112 show_gfp_flags(__entry->gfp_flags))
115 TRACE_EVENT(kmalloc_node,
117 TP_PROTO(unsigned long call_site,
124 TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node),
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 )
136 __entry->call_site = call_site;
138 __entry->bytes_req = bytes_req;
139 __entry->bytes_alloc = bytes_alloc;
140 __entry->gfp_flags = gfp_flags;
141 __entry->node = node;
144 TP_printk("call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%s node=%d",
148 __entry->bytes_alloc,
149 show_gfp_flags(__entry->gfp_flags),
153 TRACE_EVENT(kmem_cache_alloc_node,
155 TP_PROTO(unsigned long call_site,
162 TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node),
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 )
174 __entry->call_site = call_site;
176 __entry->bytes_req = bytes_req;
177 __entry->bytes_alloc = bytes_alloc;
178 __entry->gfp_flags = gfp_flags;
179 __entry->node = node;
182 TP_printk("call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%s node=%d",
186 __entry->bytes_alloc,
187 show_gfp_flags(__entry->gfp_flags),
193 TP_PROTO(unsigned long call_site, const void *ptr),
195 TP_ARGS(call_site, ptr),
198 __field( unsigned long, call_site )
199 __field( const void *, ptr )
203 __entry->call_site = call_site;
207 TP_printk("call_site=%lx ptr=%p", __entry->call_site, __entry->ptr)
210 TRACE_EVENT(kmem_cache_free,
212 TP_PROTO(unsigned long call_site, const void *ptr),
214 TP_ARGS(call_site, ptr),
217 __field( unsigned long, call_site )
218 __field( const void *, ptr )
222 __entry->call_site = call_site;
226 TP_printk("call_site=%lx ptr=%p", __entry->call_site, __entry->ptr)
229 TRACE_EVENT(mm_page_free_direct,
231 TP_PROTO(struct page *page, unsigned int order),
233 TP_ARGS(page, order),
236 __field( struct page *, page )
237 __field( unsigned int, order )
241 __entry->page = page;
242 __entry->order = order;
245 TP_printk("page=%p pfn=%lu order=%d",
247 page_to_pfn(__entry->page),
251 TRACE_EVENT(mm_pagevec_free,
253 TP_PROTO(struct page *page, int cold),
258 __field( struct page *, page )
263 __entry->page = page;
264 __entry->cold = cold;
267 TP_printk("page=%p pfn=%lu order=0 cold=%d",
269 page_to_pfn(__entry->page),
273 TRACE_EVENT(mm_page_alloc,
275 TP_PROTO(struct page *page, unsigned int order,
276 gfp_t gfp_flags, int migratetype),
278 TP_ARGS(page, order, gfp_flags, migratetype),
281 __field( struct page *, page )
282 __field( unsigned int, order )
283 __field( gfp_t, gfp_flags )
284 __field( int, migratetype )
288 __entry->page = page;
289 __entry->order = order;
290 __entry->gfp_flags = gfp_flags;
291 __entry->migratetype = migratetype;
294 TP_printk("page=%p pfn=%lu order=%d migratetype=%d gfp_flags=%s",
296 page_to_pfn(__entry->page),
298 __entry->migratetype,
299 show_gfp_flags(__entry->gfp_flags))
302 TRACE_EVENT(mm_page_alloc_zone_locked,
304 TP_PROTO(struct page *page, unsigned int order, int migratetype),
306 TP_ARGS(page, order, migratetype),
309 __field( struct page *, page )
310 __field( unsigned int, order )
311 __field( int, migratetype )
315 __entry->page = page;
316 __entry->order = order;
317 __entry->migratetype = migratetype;
320 TP_printk("page=%p pfn=%lu order=%u migratetype=%d percpu_refill=%d",
322 page_to_pfn(__entry->page),
324 __entry->migratetype,
328 TRACE_EVENT(mm_page_pcpu_drain,
330 TP_PROTO(struct page *page, int order, int migratetype),
332 TP_ARGS(page, order, migratetype),
335 __field( struct page *, page )
336 __field( int, order )
337 __field( int, migratetype )
341 __entry->page = page;
342 __entry->order = order;
343 __entry->migratetype = migratetype;
346 TP_printk("page=%p pfn=%lu order=%d migratetype=%d",
348 page_to_pfn(__entry->page),
350 __entry->migratetype)
353 TRACE_EVENT(mm_page_alloc_extfrag,
355 TP_PROTO(struct page *page,
356 int alloc_order, int fallback_order,
357 int alloc_migratetype, int fallback_migratetype),
360 alloc_order, fallback_order,
361 alloc_migratetype, fallback_migratetype),
364 __field( struct page *, page )
365 __field( int, alloc_order )
366 __field( int, fallback_order )
367 __field( int, alloc_migratetype )
368 __field( int, fallback_migratetype )
372 __entry->page = page;
373 __entry->alloc_order = alloc_order;
374 __entry->fallback_order = fallback_order;
375 __entry->alloc_migratetype = alloc_migratetype;
376 __entry->fallback_migratetype = fallback_migratetype;
379 TP_printk("page=%p pfn=%lu alloc_order=%d fallback_order=%d pageblock_order=%d alloc_migratetype=%d fallback_migratetype=%d fragmenting=%d change_ownership=%d",
381 page_to_pfn(__entry->page),
382 __entry->alloc_order,
383 __entry->fallback_order,
385 __entry->alloc_migratetype,
386 __entry->fallback_migratetype,
387 __entry->fallback_order < pageblock_order,
388 __entry->alloc_migratetype == __entry->fallback_migratetype)
391 #endif /* _TRACE_KMEM_H */
393 /* This part must be outside protection */
394 #include <trace/define_trace.h>