X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=ioengine.h;h=85923fcee3fdc1ff2f75be2bdec79048fac00c26;hp=29c8487a0c12ca9fd21527792b9a565ac60524f1;hb=6f49f8bc80fbeff3d24cf84278d2611db0ec6f6c;hpb=f8b0bd103ba18def828a0eab5611484486eed566

diff --git a/ioengine.h b/ioengine.h
index 29c8487a..85923fce 100644
--- a/ioengine.h
+++ b/ioengine.h
@@ -15,7 +15,7 @@
 #include <guasi.h>
 #endif
 
-#define FIO_IOOPS_VERSION	19
+#define FIO_IOOPS_VERSION	21
 
 enum {
 	IO_U_F_FREE		= 1 << 0,
@@ -137,13 +137,14 @@ struct ioengine_ops {
 	int (*prep)(struct thread_data *, struct io_u *);
 	int (*queue)(struct thread_data *, struct io_u *);
 	int (*commit)(struct thread_data *);
-	int (*getevents)(struct thread_data *, unsigned int, unsigned int, struct timespec *);
+	int (*getevents)(struct thread_data *, unsigned int, unsigned int, const struct timespec *);
 	struct io_u *(*event)(struct thread_data *, int);
 	int (*cancel)(struct thread_data *, struct io_u *);
 	void (*cleanup)(struct thread_data *);
 	int (*open_file)(struct thread_data *, struct fio_file *);
 	int (*close_file)(struct thread_data *, struct fio_file *);
 	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 *);
 	void (*terminate)(struct thread_data *);
 	int (*io_u_init)(struct thread_data *, struct io_u *);
@@ -166,6 +167,7 @@ enum fio_ioengine_flags {
 	FIO_BARRIER	= 1 << 8,	/* engine supports barriers */
 	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 */
 };
 
 /*
@@ -180,10 +182,11 @@ 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 int __must_check td_io_sync(struct thread_data *, struct fio_file *);
-extern int __must_check td_io_getevents(struct thread_data *, unsigned int, unsigned int, struct timespec *);
+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 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 *);
@@ -212,10 +215,10 @@ extern void fill_io_buffer(struct thread_data *, void *, unsigned int, unsigned
 extern void io_u_fill_buffer(struct thread_data *td, struct io_u *, unsigned int, unsigned int);
 void io_u_mark_complete(struct thread_data *, unsigned int);
 void io_u_mark_submit(struct thread_data *, unsigned int);
-int queue_full(struct thread_data *);
+int queue_full(const struct thread_data *);
 
-int do_io_u_sync(struct thread_data *, struct io_u *);
-int do_io_u_trim(struct thread_data *, struct io_u *);
+int do_io_u_sync(const struct thread_data *, struct io_u *);
+int do_io_u_trim(const struct thread_data *, struct io_u *);
 
 #ifdef FIO_INC_DEBUG
 static inline void dprint_io_u(struct io_u *io_u, const char *p)