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-rw-r--r--mm/slab_common.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/mm/slab_common.c b/mm/slab_common.c
index f0410eb61741..a3443278ce3a 100644
--- a/mm/slab_common.c
+++ b/mm/slab_common.c
@@ -19,6 +19,7 @@
#include <asm/tlbflush.h>
#include <asm/page.h>
#include <linux/memcontrol.h>
+#include <trace/events/kmem.h>
#include "slab.h"
@@ -495,6 +496,15 @@ void __init create_kmalloc_caches(unsigned long flags)
}
#endif /* !CONFIG_SLOB */
+#ifdef CONFIG_TRACING
+void *kmalloc_order_trace(size_t size, gfp_t flags, unsigned int order)
+{
+ void *ret = kmalloc_order(size, flags, order);
+ trace_kmalloc(_RET_IP_, ret, size, PAGE_SIZE << order, flags);
+ return ret;
+}
+EXPORT_SYMBOL(kmalloc_order_trace);
+#endif
#ifdef CONFIG_SLABINFO
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