[PATCH] Add write_iolog support
diff --git a/fio.h b/fio.h
index 4f87fb7..01c8b9b 100644
--- a/fio.h
+++ b/fio.h
@@ -150,9 +150,12 @@
 	unsigned int iodepth;
 	os_cpu_mask_t cpumask;
 	unsigned int jobnum;
-	unsigned int iolog;
+	unsigned int read_iolog;
+	unsigned int write_iolog;
 
 	char iolog_file[256];
+	void *iolog_buf;
+	FILE *iolog_f;
 
 	struct drand48_data bsrange_state;
 	struct drand48_data verify_state;