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| author |   Eduard - Gabriel Munteanu <eduard.munteanu@linux360.ro> | 2009-03-23 15:12:24 +0200 |
|---|---|---|
| committer |   Ingo Molnar <mingo@elte.hu> | 2009-04-03 12:23:06 +0200 |
| commit | ca2b84cb3c4a0d4d2143b46ec072cdff5d1b3b87 (patch) | |
| tree | 7163bac040f11c444b24cab53c4a784df73fa4f3 /include/trace | |
| parent | kmemtrace, rcu: don't include unnecessary headers, allow kmemtrace w/ tracepoints (diff) | |
| download | linux-dev-ca2b84cb3c4a0d4d2143b46ec072cdff5d1b3b87.tar.xz linux-dev-ca2b84cb3c4a0d4d2143b46ec072cdff5d1b3b87.zip | |
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>
Diffstat (limited to 'include/trace')
| -rw-r--r-- | include/trace/kmemtrace.h | 92 |
1 files changed, 40 insertions, 52 deletions
diff --git a/include/trace/kmemtrace.h b/include/trace/kmemtrace.h index ad8b7857855a..28ee69f9cd46 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) { } - -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); -} +#endif + +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__ */ |