kmemtrace: use tracepoints
kmemtrace now uses tracepoints instead of markers. We no longer need to
use format specifiers to pass arguments.
Signed-off-by: Eduard - Gabriel Munteanu <eduard.munteanu@linux360.ro>
[ folded: Use the new TP_PROTO and TP_ARGS to fix the build. ]
[ folded: fix build when CONFIG_KMEMTRACE is disabled. ]
[ folded: define tracepoints when CONFIG_TRACEPOINTS is enabled. ]
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
LKML-Reference: <ae61c0f37156db8ec8dc0d5778018edde60a92e3.1237813499.git.eduard.munteanu@linux360.ro>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/include/trace/kmemtrace.h b/include/trace/kmemtrace.h
index ad8b785..28ee69f 100644
--- a/include/trace/kmemtrace.h
+++ b/include/trace/kmemtrace.h
@@ -9,65 +9,53 @@
#ifdef __KERNEL__
+#include <linux/tracepoint.h>
#include <linux/types.h>
-#include <linux/marker.h>
-
-enum kmemtrace_type_id {
- KMEMTRACE_TYPE_KMALLOC = 0, /* kmalloc() or kfree(). */
- KMEMTRACE_TYPE_CACHE, /* kmem_cache_*(). */
- KMEMTRACE_TYPE_PAGES, /* __get_free_pages() and friends. */
-};
#ifdef CONFIG_KMEMTRACE
-
extern void kmemtrace_init(void);
-
-extern void kmemtrace_mark_alloc_node(enum kmemtrace_type_id type_id,
- unsigned long call_site,
- const void *ptr,
- size_t bytes_req,
- size_t bytes_alloc,
- gfp_t gfp_flags,
- int node);
-
-extern void kmemtrace_mark_free(enum kmemtrace_type_id type_id,
- unsigned long call_site,
- const void *ptr);
-
-#else /* CONFIG_KMEMTRACE */
-
+#else
static inline void kmemtrace_init(void)
{
}
+#endif
-static inline void kmemtrace_mark_alloc_node(enum kmemtrace_type_id type_id,
- unsigned long call_site,
- const void *ptr,
- size_t bytes_req,
- size_t bytes_alloc,
- gfp_t gfp_flags,
- int node)
-{
-}
-
-static inline void kmemtrace_mark_free(enum kmemtrace_type_id type_id,
- unsigned long call_site,
- const void *ptr)
-{
-}
-
-#endif /* CONFIG_KMEMTRACE */
-
-static inline void kmemtrace_mark_alloc(enum kmemtrace_type_id type_id,
- unsigned long call_site,
- const void *ptr,
- size_t bytes_req,
- size_t bytes_alloc,
- gfp_t gfp_flags)
-{
- kmemtrace_mark_alloc_node(type_id, call_site, ptr,
- bytes_req, bytes_alloc, gfp_flags, -1);
-}
+DECLARE_TRACE(kmalloc,
+ TP_PROTO(unsigned long call_site,
+ const void *ptr,
+ size_t bytes_req,
+ size_t bytes_alloc,
+ gfp_t gfp_flags),
+ TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags));
+DECLARE_TRACE(kmem_cache_alloc,
+ TP_PROTO(unsigned long call_site,
+ const void *ptr,
+ size_t bytes_req,
+ size_t bytes_alloc,
+ gfp_t gfp_flags),
+ TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags));
+DECLARE_TRACE(kmalloc_node,
+ TP_PROTO(unsigned long call_site,
+ const void *ptr,
+ size_t bytes_req,
+ size_t bytes_alloc,
+ gfp_t gfp_flags,
+ int node),
+ TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node));
+DECLARE_TRACE(kmem_cache_alloc_node,
+ TP_PROTO(unsigned long call_site,
+ const void *ptr,
+ size_t bytes_req,
+ size_t bytes_alloc,
+ gfp_t gfp_flags,
+ int node),
+ TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node));
+DECLARE_TRACE(kfree,
+ TP_PROTO(unsigned long call_site, const void *ptr),
+ TP_ARGS(call_site, ptr));
+DECLARE_TRACE(kmem_cache_free,
+ TP_PROTO(unsigned long call_site, const void *ptr),
+ TP_ARGS(call_site, ptr));
#endif /* __KERNEL__ */