X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=ioengine.h;h=f9777999d0e45aff2849683d1edde5b2b3edb1df;hp=f293ab85facd98a54c1df46e9b264e07f4d932b4;hb=ed47cbf7063df84343cd79fdc64eb7bbf7d6df2a;hpb=dcefb588d556828af570221b2dc276a6376c8557

diff --git a/ioengine.h b/ioengine.h
index f293ab85..f9777999 100644
--- a/ioengine.h
+++ b/ioengine.h
@@ -103,6 +103,17 @@ struct ioengine_ops {
 	void *dlhandle;
 };
 
+enum fio_ioengine_flags {
+	FIO_SYNCIO	= 1 << 0,	/* io engine has synchronous ->queue */
+	FIO_RAWIO	= 1 << 1,	/* some sort of direct/raw io */
+	FIO_DISKLESSIO	= 1 << 2,	/* no disk involved */
+	FIO_NOEXTEND	= 1 << 3,	/* engine can't extend file */
+	FIO_NODISKUTIL  = 1 << 4,       /* diskutil can't handle filename */
+	FIO_UNIDIR	= 1 << 5,	/* engine is uni-directional */
+	FIO_NOIO	= 1 << 6,	/* thread does only pseudo IO */
+	FIO_SIGQUIT	= 1 << 7,	/* needs SIGQUIT to exit */
+	FIO_PIPEIO	= 1 << 8,	/* input/output no seekable */
+};
 
 /*
  * io engine entry points
@@ -129,9 +140,10 @@ extern void close_ioengine(struct thread_data *);
 extern struct io_u *__get_io_u(struct thread_data *);
 extern struct io_u *get_io_u(struct thread_data *);
 extern void put_io_u(struct thread_data *, struct io_u *);
+extern void clear_io_u(struct thread_data *, struct io_u *);
 extern void requeue_io_u(struct thread_data *, struct io_u **);
-extern long __must_check io_u_sync_complete(struct thread_data *, struct io_u *);
-extern long __must_check io_u_queued_complete(struct thread_data *, int);
+extern int __must_check io_u_sync_complete(struct thread_data *, struct io_u *, unsigned long *);
+extern int __must_check io_u_queued_complete(struct thread_data *, int, unsigned long *);
 extern void io_u_queued(struct thread_data *, struct io_u *);
 extern void io_u_log_error(struct thread_data *, struct io_u *);
 extern void io_u_mark_depth(struct thread_data *, unsigned int);
@@ -139,4 +151,23 @@ extern void io_u_fill_buffer(struct thread_data *td, struct io_u *, unsigned int
 void io_u_mark_complete(struct thread_data *, unsigned int);
 void io_u_mark_submit(struct thread_data *, unsigned int);
 
+#ifdef FIO_INC_DEBUG
+static inline void dprint_io_u(struct io_u *io_u, const char *p)
+{
+	struct fio_file *f = io_u->file;
+
+	dprint(FD_IO, "%s: io_u %p: off=%llu/len=%lu/ddir=%d", p, io_u,
+					(unsigned long long) io_u->offset,
+					io_u->buflen, io_u->ddir);
+	if (fio_debug & (1 << FD_IO)) {
+		if (f)
+			log_info("/%s", f->file_name);
+
+		log_info("\n");
+	}
+}
+#else
+#define dprint_io_u(io_u, p)
+#endif
+
 #endif