X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=blktrace.h;h=a0e82faa05eed81bb3e8819a200208089a6009d7;hb=6463db6c1d3a2a961008e87a86d464b596886f1a;hp=096993eda81fbc68ad49dfb704c21c0e35de2653;hpb=b153f94a22d86ab342b7cc7a0f1fa5051311f2b4;p=fio.git

diff --git a/blktrace.h b/blktrace.h
index 096993ed..a0e82faa 100644
--- a/blktrace.h
+++ b/blktrace.h
@@ -1,10 +1,27 @@
 #ifndef FIO_BLKTRACE_H
 #define FIO_BLKTRACE_H
 
+
 #ifdef FIO_HAVE_BLKTRACE
 
+#include <asm/types.h>
+
+#include "blktrace_api.h"
+
+struct blktrace_cursor {
+	struct fifo		*fifo;	// fifo queue for reading
+	int			fd;	// blktrace file
+	__u64			length; // length of trace
+	struct blk_io_trace	t;	// current io trace
+	int			swap;	// bitwise reverse required
+	int			scalar;	// scale percentage
+	int			iter;	// current iteration
+	int			nr_iter; // number of iterations to run
+};
+
 bool is_blktrace(const char *, int *);
 bool load_blktrace(struct thread_data *, const char *, int);
+int merge_blktrace_iologs(struct thread_data *td);
 
 #else
 
@@ -19,5 +36,10 @@ static inline bool load_blktrace(struct thread_data *td, const char *fname,
 	return false;
 }
 
+static inline int merge_blktrace_iologs(struct thread_data *td)
+{
+	return false;
+}
+
 #endif
 #endif