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>

1 files changed, 12 insertions, 18 deletions

diff --git a/mm/slub.c b/mm/slub.c
index 7aaa121d0ea9..a98078bf738b 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -1621,8 +1621,7 @@ void *kmem_cache_alloc(struct kmem_cache *s, gfp_t gfpflags)
 {
         void *ret = slab_alloc(s, gfpflags, -1, _RET_IP_);
 
-        kmemtrace_mark_alloc(KMEMTRACE_TYPE_CACHE, _RET_IP_, ret,
-                             s->objsize, s->size, gfpflags);
+        trace_kmem_cache_alloc(_RET_IP_, ret, s->objsize, s->size, gfpflags);
 
         return ret;
 }
@@ -1641,8 +1640,8 @@ void *kmem_cache_alloc_node(struct kmem_cache *s, gfp_t gfpflags, int node)
 {
         void *ret = slab_alloc(s, gfpflags, node, _RET_IP_);
 
-        kmemtrace_mark_alloc_node(KMEMTRACE_TYPE_CACHE, _RET_IP_, ret,
-                                  s->objsize, s->size, gfpflags, node);
+        trace_kmem_cache_alloc_node(_RET_IP_, ret,
+                                    s->objsize, s->size, gfpflags, node);
 
         return ret;
 }
@@ -1767,7 +1766,7 @@ void kmem_cache_free(struct kmem_cache *s, void *x)
 
         slab_free(s, page, x, _RET_IP_);
 
-        kmemtrace_mark_free(KMEMTRACE_TYPE_CACHE, _RET_IP_, x);
+        trace_kmem_cache_free(_RET_IP_, x);
 }
 EXPORT_SYMBOL(kmem_cache_free);
 
@@ -2702,8 +2701,7 @@ void *__kmalloc(size_t size, gfp_t flags)
 
         ret = slab_alloc(s, flags, -1, _RET_IP_);
 
-        kmemtrace_mark_alloc(KMEMTRACE_TYPE_KMALLOC, _RET_IP_, ret,
-                             size, s->size, flags);
+        trace_kmalloc(_RET_IP_, ret, size, s->size, flags);
 
         return ret;
 }
@@ -2729,10 +2727,9 @@ void *__kmalloc_node(size_t size, gfp_t flags, int node)
         if (unlikely(size > SLUB_MAX_SIZE)) {
                 ret = kmalloc_large_node(size, flags, node);
 
-                kmemtrace_mark_alloc_node(KMEMTRACE_TYPE_KMALLOC,
-                                          _RET_IP_, ret,
-                                          size, PAGE_SIZE << get_order(size),
-                                          flags, node);
+                trace_kmalloc_node(_RET_IP_, ret,
+                                   size, PAGE_SIZE << get_order(size),
+                                   flags, node);
 
                 return ret;
         }
@@ -2744,8 +2741,7 @@ void *__kmalloc_node(size_t size, gfp_t flags, int node)
 
         ret = slab_alloc(s, flags, node, _RET_IP_);
 
-        kmemtrace_mark_alloc_node(KMEMTRACE_TYPE_KMALLOC, _RET_IP_, ret,
-                                  size, s->size, flags, node);
+        trace_kmalloc_node(_RET_IP_, ret, size, s->size, flags, node);
 
         return ret;
 }
@@ -2807,7 +2803,7 @@ void kfree(const void *x)
         }
         slab_free(page->slab, page, object, _RET_IP_);
 
-        kmemtrace_mark_free(KMEMTRACE_TYPE_KMALLOC, _RET_IP_, x);
+        trace_kfree(_RET_IP_, x);
 }
 EXPORT_SYMBOL(kfree);
 
@@ -3290,8 +3286,7 @@ void *__kmalloc_track_caller(size_t size, gfp_t gfpflags, unsigned long caller)
         ret = slab_alloc(s, gfpflags, -1, caller);
 
         /* Honor the call site pointer we recieved. */
-        kmemtrace_mark_alloc(KMEMTRACE_TYPE_KMALLOC, caller, ret, size,
-                             s->size, gfpflags);
+        trace_kmalloc(caller, ret, size, s->size, gfpflags);
 
         return ret;
 }
@@ -3313,8 +3308,7 @@ void *__kmalloc_node_track_caller(size_t size, gfp_t gfpflags,
         ret = slab_alloc(s, gfpflags, node, caller);
 
         /* Honor the call site pointer we recieved. */
-        kmemtrace_mark_alloc_node(KMEMTRACE_TYPE_KMALLOC, caller, ret,
-                                  size, s->size, gfpflags, node);
+        trace_kmalloc_node(caller, ret, size, s->size, gfpflags, node);
 
         return ret;
 }