X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=file.h;h=9801bb584007558da4d7c2a17e78f50133c22fb6;hp=0cf622fcbb213a7922ecb96a8e7b7f88bd76b2f2;hb=658f35259b6cc3f0333a8af593dfc3189bcd4eaf;hpb=8c07860de982fabaaf41d44c22aa86aba2539b58

diff --git a/file.h b/file.h
index 0cf622fc..9801bb58 100644
--- a/file.h
+++ b/file.h
@@ -15,7 +15,7 @@
  */
 enum fio_filetype {
 	FIO_TYPE_FILE = 1,		/* plain file */
-	FIO_TYPE_BD,			/* block device */
+	FIO_TYPE_BLOCK,			/* block device */
 	FIO_TYPE_CHAR,			/* character device */
 	FIO_TYPE_PIPE,			/* pipe */
 };
@@ -90,6 +90,7 @@ struct fio_file {
 
 	/*
 	 * size of the file, offset into file, and io size from that offset
+	 * (be aware io_size is different from thread_options::io_size)
 	 */
 	uint64_t real_file_size;
 	uint64_t file_offset;
@@ -112,9 +113,12 @@ struct fio_file {
 	unsigned int last_write_idx;
 
 	/*
-	 * For use by the io engine
+	 * For use by the io engine for offset or private data storage
 	 */
-	uint64_t engine_data;
+	union {
+		uint64_t engine_pos;
+		void *engine_data;
+	};
 
 	/*
 	 * if io is protected by a semaphore, this is set
@@ -146,14 +150,8 @@ struct fio_file {
 	struct disk_util *du;
 };
 
-#define FILE_ENG_DATA(f)	((void *) (uintptr_t) (f)->engine_data)
-#define FILE_SET_ENG_DATA(f, data)	\
-	((f)->engine_data = (uintptr_t) (data))
-
-struct file_name {
-	struct flist_head list;
-	char *filename;
-};
+#define FILE_ENG_DATA(f)		((f)->engine_data)
+#define FILE_SET_ENG_DATA(f, data)	((f)->engine_data = (data))
 
 #define FILE_FLAG_FNS(name)						\
 static inline void fio_file_set_##name(struct fio_file *f)		\
@@ -209,7 +207,8 @@ 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 *);
 extern void filesetup_mem_free(void);
-void fio_file_reset(struct thread_data *, struct fio_file *);
-int fio_files_done(struct thread_data *);
+extern void fio_file_reset(struct thread_data *, struct fio_file *);
+extern bool fio_files_done(struct thread_data *);
+extern bool exists_and_not_regfile(const char *);
 
 #endif