Fio 1.29

[fio.git] / file.h

diff --git a/file.h b/file.h
index 89120072a18a217c7f15b820d0246e8aa1b94812..7024d5ee9d6bcb8f1a4ecb71b46f2297ea836226 100644 (file)
--- a/file.h
+++ b/file.h
@@ -28,6 +28,16 @@ enum file_lock_mode {
        FILE_LOCK_READWRITE,
 };
 
+/*
+ * roundrobin available files, or choose one at random, or do each one
+ * serially.
+ */
+enum {
+       FIO_FSERVICE_RANDOM     = 1,
+       FIO_FSERVICE_RR         = 2,
+       FIO_FSERVICE_SEQ        = 3,
+};
+
 /*
  * Each thread_data structure has a number of files associated with it,
  * this structure holds state information for a single file.
@@ -130,4 +140,12 @@ extern void dup_files(struct thread_data *, struct thread_data *);
 extern int get_fileno(struct thread_data *, const char *);
 extern void free_release_files(struct thread_data *);
 
+static inline void fio_file_reset(struct fio_file *f)
+{
+       f->last_free_lookup = 0;
+       f->last_pos = f->file_offset;
+       if (f->file_map)
+               memset(f->file_map, 0, f->num_maps * sizeof(int));
+}
+
 #endif