X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=ioengines.h;h=b3f755b477de01f2ece25e93e9ad4d0edfa7bcda;hp=f24f4df5389ba691e248cb9598fdad83dcdb4362;hb=d61215e076fe3b51c0ed92dd985101b84bbcd757;hpb=29ac257cb18a38c20f970bd02f2bfb3a027309d5

diff --git a/ioengines.h b/ioengines.h
index f24f4df5..b3f755b4 100644
--- a/ioengines.h
+++ b/ioengines.h
@@ -1,17 +1,25 @@
 #ifndef FIO_IOENGINE_H
 #define FIO_IOENGINE_H
 
+#include <stddef.h>
+
 #include "compiler/compiler.h"
-#include "os/os.h"
-#include "file.h"
+#include "flist.h"
 #include "io_u.h"
+#include "zbd_types.h"
+
+#define FIO_IOOPS_VERSION	30
 
-#define FIO_IOOPS_VERSION	23
+#ifndef CONFIG_DYNAMIC_ENGINES
+#define FIO_STATIC	static
+#else
+#define FIO_STATIC
+#endif
 
 /*
  * io_ops->queue() return values
  */
-enum {
+enum fio_q_status {
 	FIO_Q_COMPLETED	= 0,		/* completed sync */
 	FIO_Q_QUEUED	= 1,		/* queued, will complete async */
 	FIO_Q_BUSY	= 2,		/* no more room, call ->commit() */
@@ -22,10 +30,12 @@ struct ioengine_ops {
 	const char *name;
 	int version;
 	int flags;
+	void *dlhandle;
 	int (*setup)(struct thread_data *);
 	int (*init)(struct thread_data *);
+	int (*post_init)(struct thread_data *);
 	int (*prep)(struct thread_data *, struct io_u *);
-	int (*queue)(struct thread_data *, struct io_u *);
+	enum fio_q_status (*queue)(struct thread_data *, struct io_u *);
 	int (*commit)(struct thread_data *);
 	int (*getevents)(struct thread_data *, unsigned int, unsigned int, const struct timespec *);
 	struct io_u *(*event)(struct thread_data *, int);
@@ -37,11 +47,20 @@ struct ioengine_ops {
 	int (*invalidate)(struct thread_data *, struct fio_file *);
 	int (*unlink_file)(struct thread_data *, struct fio_file *);
 	int (*get_file_size)(struct thread_data *, struct fio_file *);
+	int (*prepopulate_file)(struct thread_data *, struct fio_file *);
 	void (*terminate)(struct thread_data *);
 	int (*iomem_alloc)(struct thread_data *, size_t);
 	void (*iomem_free)(struct thread_data *);
 	int (*io_u_init)(struct thread_data *, struct io_u *);
 	void (*io_u_free)(struct thread_data *, struct io_u *);
+	int (*get_zoned_model)(struct thread_data *td,
+			       struct fio_file *f, enum zbd_zoned_model *);
+	int (*report_zones)(struct thread_data *, struct fio_file *,
+			    uint64_t, struct zbd_zone *, unsigned int);
+	int (*reset_wp)(struct thread_data *, struct fio_file *,
+			uint64_t, uint64_t);
+	int (*get_max_open_zones)(struct thread_data *, struct fio_file *,
+				  unsigned int *);
 	int option_struct_size;
 	struct fio_option *options;
 };
@@ -59,6 +78,11 @@ enum fio_ioengine_flags {
 	FIO_MEMALIGN	= 1 << 9,	/* engine wants aligned memory */
 	FIO_BIT_BASED	= 1 << 10,	/* engine uses a bit base (e.g. uses Kbit as opposed to KB) */
 	FIO_FAKEIO	= 1 << 11,	/* engine pretends to do IO */
+	FIO_NOSTATS	= 1 << 12,	/* don't do IO stats */
+	FIO_NOFILEHASH	= 1 << 13,	/* doesn't hash the files for lookup later. */
+	FIO_ASYNCIO_SYNC_TRIM
+			= 1 << 14,	/* io engine has async ->queue except for trim */
+	FIO_NO_OFFLOAD	= 1 << 15,	/* no async offload */
 };
 
 /*
@@ -71,15 +95,15 @@ typedef void (*get_ioengine_t)(struct ioengine_ops **);
  */
 extern int __must_check td_io_init(struct thread_data *);
 extern int __must_check td_io_prep(struct thread_data *, struct io_u *);
-extern int __must_check td_io_queue(struct thread_data *, struct io_u *);
+extern enum fio_q_status __must_check td_io_queue(struct thread_data *, struct io_u *);
 extern int __must_check td_io_getevents(struct thread_data *, unsigned int, unsigned int, const struct timespec *);
-extern int __must_check td_io_commit(struct thread_data *);
+extern void td_io_commit(struct thread_data *);
 extern int __must_check td_io_open_file(struct thread_data *, struct fio_file *);
 extern int td_io_close_file(struct thread_data *, struct fio_file *);
 extern int td_io_unlink_file(struct thread_data *, struct fio_file *);
 extern int __must_check td_io_get_file_size(struct thread_data *, struct fio_file *);
 
-extern struct ioengine_ops *load_ioengine(struct thread_data *, const char *);
+extern struct ioengine_ops *load_ioengine(struct thread_data *);
 extern void register_ioengine(struct ioengine_ops *);
 extern void unregister_ioengine(struct ioengine_ops *);
 extern void free_ioengine(struct thread_data *);