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Diffstat (limited to 'kernel')
-rw-r--r--kernel/trace/Kconfig3
-rw-r--r--kernel/trace/kmemtrace.c2
2 files changed, 4 insertions, 1 deletions
diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig
index 27fb74b06b3c..cc9f91e7daf4 100644
--- a/kernel/trace/Kconfig
+++ b/kernel/trace/Kconfig
@@ -267,7 +267,8 @@ config HW_BRANCH_TRACER
config KMEMTRACE
bool "Trace SLAB allocations"
select TRACING
- depends on RELAY
+ select MARKERS
+ select RELAY
help
kmemtrace provides tracing for slab allocator functions, such as
kmalloc, kfree, kmem_cache_alloc, kmem_cache_free etc.. Collected
diff --git a/kernel/trace/kmemtrace.c b/kernel/trace/kmemtrace.c
index d69cbe3c2a4b..2bfdcd326226 100644
--- a/kernel/trace/kmemtrace.c
+++ b/kernel/trace/kmemtrace.c
@@ -296,6 +296,7 @@ void kmemtrace_mark_alloc_node(enum kmemtrace_type_id type_id,
trace_wake_up();
}
+EXPORT_SYMBOL(kmemtrace_mark_alloc_node);
void kmemtrace_mark_free(enum kmemtrace_type_id type_id,
unsigned long call_site,
@@ -325,6 +326,7 @@ void kmemtrace_mark_free(enum kmemtrace_type_id type_id,
trace_wake_up();
}
+EXPORT_SYMBOL(kmemtrace_mark_free);
static struct tracer kmem_tracer __read_mostly = {
.name = "kmemtrace",