FIO_FILE_done = 1 << 3, /* io completed to this file */
FIO_FILE_size_known = 1 << 4, /* size has been set */
FIO_FILE_hashed = 1 << 5, /* file is on hash */
+ FIO_FILE_partial_mmap = 1 << 6, /* can't do full mmap */
};
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.
unsigned long long last_pos;
+ unsigned long long first_write;
+ unsigned long long last_write;
+
+ /*
+ * For use by the io engine
+ */
+ unsigned long long file_pos;
+
/*
* if io is protected by a semaphore, this is set
*/
FILE_FLAG_FNS(done);
FILE_FLAG_FNS(size_known);
FILE_FLAG_FNS(hashed);
+FILE_FLAG_FNS(partial_mmap);
#undef FILE_FLAG_FNS
/*
extern int add_file(struct thread_data *, const char *);
extern void get_file(struct fio_file *);
extern int __must_check put_file(struct thread_data *, struct fio_file *);
+extern void put_file_log(struct thread_data *, struct fio_file *);
extern void lock_file(struct thread_data *, struct fio_file *, enum fio_ddir);
extern void unlock_file(struct thread_data *, struct fio_file *);
extern void unlock_file_all(struct thread_data *, struct fio_file *);
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;
+ f->file_pos = -1ULL;
+ if (f->file_map)
+ memset(f->file_map, 0, f->num_maps * sizeof(int));
+}
+
#endif