X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=blktrace.h;h=a0e82faa05eed81bb3e8819a200208089a6009d7;hp=8656a957d27feac47710a40ce2c25298155de6f5;hb=4d1bc43e9f495459f03b32a53002e1526d06dea6;hpb=2293bf6886095fc180a77a958511bd6385840874

diff --git a/blktrace.h b/blktrace.h
index 8656a957..a0e82faa 100644
--- a/blktrace.h
+++ b/blktrace.h
@@ -1,22 +1,44 @@
 #ifndef FIO_BLKTRACE_H
 #define FIO_BLKTRACE_H
 
+
 #ifdef FIO_HAVE_BLKTRACE
 
-int is_blktrace(const char *, int *);
-int load_blktrace(struct thread_data *, const char *, int);
+#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
 
-static inline int is_blktrace(const char *fname, int *need_swap)
+static inline bool is_blktrace(const char *fname, int *need_swap)
+{
+	return false;
+}
+
+static inline bool load_blktrace(struct thread_data *td, const char *fname,
+				 int need_swap)
 {
-	return 0;
+	return false;
 }
 
-static inline int load_blktrace(struct thread_data *td, const char *fname,
-				int need_swap)
+static inline int merge_blktrace_iologs(struct thread_data *td)
 {
-	return 1;
+	return false;
 }
 
 #endif