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Define SIGUSR1 to inform fio to dump run stats while continuing to run
[fio.git]
/
ioengine.h
diff --git
a/ioengine.h
b/ioengine.h
index ff3069bf73f8a7dc724a85aa4cfc394572be5e00..61cb396f5e0e792f87b862976a426695338e524b 100644
(file)
--- a/
ioengine.h
+++ b/
ioengine.h
@@
-1,13
+1,17
@@
#ifndef FIO_IOENGINE_H
#define FIO_IOENGINE_H
#ifndef FIO_IOENGINE_H
#define FIO_IOENGINE_H
-#define FIO_IOOPS_VERSION 1
2
+#define FIO_IOOPS_VERSION 1
3
enum {
IO_U_F_FREE = 1 << 0,
IO_U_F_FLIGHT = 1 << 1,
IO_U_F_FREE_DEF = 1 << 2,
IO_U_F_IN_CUR_DEPTH = 1 << 3,
enum {
IO_U_F_FREE = 1 << 0,
IO_U_F_FLIGHT = 1 << 1,
IO_U_F_FREE_DEF = 1 << 2,
IO_U_F_IN_CUR_DEPTH = 1 << 3,
+ IO_U_F_BUSY_OK = 1 << 4,
+ IO_U_F_TRIMMED = 1 << 5,
+ IO_U_F_BARRIER = 1 << 6,
+ IO_U_F_VER_LIST = 1 << 7,
};
/*
};
/*
@@
-19,7
+23,7
@@
struct io_u {
struct iocb iocb;
#endif
#ifdef FIO_HAVE_POSIXAIO
struct iocb iocb;
#endif
#ifdef FIO_HAVE_POSIXAIO
-
struct aiocb
aiocb;
+
os_aiocb_t
aiocb;
#endif
#ifdef FIO_HAVE_SGIO
struct sg_io_hdr hdr;
#endif
#ifdef FIO_HAVE_SGIO
struct sg_io_hdr hdr;
@@
-29,6
+33,12
@@
struct io_u {
#endif
#ifdef FIO_HAVE_SOLARISAIO
aio_result_t resultp;
#endif
#ifdef FIO_HAVE_SOLARISAIO
aio_result_t resultp;
+#endif
+#ifdef FIO_HAVE_BINJECT
+ struct b_user_cmd buc;
+#endif
+#ifdef FIO_HAVE_RDMA
+ struct ibv_mr *mr;
#endif
void *mmap_data;
};
#endif
void *mmap_data;
};
@@
-42,6
+52,11
@@
struct io_u {
unsigned long buflen;
unsigned long long offset;
unsigned long buflen;
unsigned long long offset;
+ /*
+ * Initial seed for generating the buffer contents
+ */
+ unsigned long rand_seed;
+
/*
* IO engine state, may be different from above when we get
* partial transfers / residual data counts
/*
* IO engine state, may be different from above when we get
* partial transfers / residual data counts
@@
-107,6
+122,8
@@
struct ioengine_ops {
int (*open_file)(struct thread_data *, struct fio_file *);
int (*close_file)(struct thread_data *, struct fio_file *);
int (*get_file_size)(struct thread_data *, struct fio_file *);
int (*open_file)(struct thread_data *, struct fio_file *);
int (*close_file)(struct thread_data *, struct fio_file *);
int (*get_file_size)(struct thread_data *, struct fio_file *);
+ int option_struct_size;
+ struct fio_option *options;
void *data;
void *dlhandle;
};
void *data;
void *dlhandle;
};
@@
-116,11
+133,13
@@
enum fio_ioengine_flags {
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_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_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_UNIDIR = 1 << 5, /* engine is uni-directional */
FIO_NOIO = 1 << 6, /* thread does only pseudo IO */
- FIO_SIG
QUIT = 1 << 7, /* needs SIGQUIT
to exit */
+ FIO_SIG
TERM = 1 << 7, /* needs SIGTERM
to exit */
FIO_PIPEIO = 1 << 8, /* input/output no seekable */
FIO_PIPEIO = 1 << 8, /* input/output no seekable */
+ FIO_BARRIER = 1 << 9, /* engine supports barriers */
+ FIO_MEMALIGN = 1 << 10, /* engine wants aligned memory */
};
/*
};
/*
@@
-139,8
+158,11
@@
extern int __must_check td_io_get_file_size(struct thread_data *, struct fio_fil
extern struct ioengine_ops *load_ioengine(struct thread_data *, const char *);
extern void register_ioengine(struct ioengine_ops *);
extern void unregister_ioengine(struct ioengine_ops *);
extern struct ioengine_ops *load_ioengine(struct thread_data *, const char *);
extern void register_ioengine(struct ioengine_ops *);
extern void unregister_ioengine(struct ioengine_ops *);
+extern void free_ioengine(struct thread_data *);
extern void close_ioengine(struct thread_data *);
extern void close_ioengine(struct thread_data *);
+extern int fio_show_ioengine_help(const char *engine);
+
/*
* io unit handling
*/
/*
* io unit handling
*/
@@
-155,7
+177,7
@@
extern int __must_check io_u_queued_complete(struct thread_data *, int, unsigned
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);
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);
-extern void io_u_fill_buffer(struct thread_data *td, struct io_u *, unsigned int);
+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);
void io_u_mark_complete(struct thread_data *, unsigned int);
void io_u_mark_submit(struct thread_data *, unsigned int);