diff options
Diffstat (limited to 'io_u.h')
| -rw-r--r-- | io_u.h | 179 |
1 files changed, 0 insertions, 179 deletions
diff --git a/io_u.h b/io_u.h deleted file mode 100644 index 155344d4..00000000 --- a/io_u.h +++ /dev/null @@ -1,179 +0,0 @@ -#ifndef FIO_IO_U -#define FIO_IO_U - -#include "compiler/compiler.h" -#include "os/os.h" -#include "log.h" -#include "io_ddir.h" -#include "debug.h" -#include "file.h" -#include "workqueue.h" - -#ifdef CONFIG_LIBAIO -#include <libaio.h> -#endif -#ifdef CONFIG_GUASI -#include <guasi.h> -#endif - -enum { - IO_U_F_FREE = 1 << 0, - IO_U_F_FLIGHT = 1 << 1, - IO_U_F_NO_FILE_PUT = 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, -}; - -/* - * The io unit - */ -struct io_u { - struct timeval start_time; - struct timeval issue_time; - - struct fio_file *file; - unsigned int flags; - enum fio_ddir ddir; - - /* - * For replay workloads, we may want to account as a different - * IO type than what is being submitted. - */ - enum fio_ddir acct_ddir; - - /* - * Write generation - */ - unsigned short numberio; - - /* - * Allocated/set buffer and length - */ - unsigned long buflen; - unsigned long long offset; - void *buf; - - /* - * Initial seed for generating the buffer contents - */ - uint64_t rand_seed; - - /* - * IO engine state, may be different from above when we get - * partial transfers / residual data counts - */ - void *xfer_buf; - unsigned long xfer_buflen; - - /* - * Parameter related to pre-filled buffers and - * their size to handle variable block sizes. - */ - unsigned long buf_filled_len; - - struct io_piece *ipo; - - unsigned int resid; - unsigned int error; - - /* - * io engine private data - */ - union { - unsigned int index; - unsigned int seen; - void *engine_data; - }; - - union { - struct flist_head verify_list; - struct workqueue_work work; - }; - - /* - * Callback for io completion - */ - int (*end_io)(struct thread_data *, struct io_u **); - - union { -#ifdef CONFIG_LIBAIO - struct iocb iocb; -#endif -#ifdef CONFIG_POSIXAIO - os_aiocb_t aiocb; -#endif -#ifdef FIO_HAVE_SGIO - struct sg_io_hdr hdr; -#endif -#ifdef CONFIG_GUASI - guasi_req_t greq; -#endif -#ifdef CONFIG_SOLARISAIO - aio_result_t resultp; -#endif -#ifdef FIO_HAVE_BINJECT - struct b_user_cmd buc; -#endif -#ifdef CONFIG_RDMA - struct ibv_mr *mr; -#endif - void *mmap_data; - }; -}; - -/* - * io unit handling - */ -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 int __must_check io_u_sync_complete(struct thread_data *, struct io_u *); -extern int __must_check io_u_queued_complete(struct thread_data *, int); -extern void io_u_queued(struct thread_data *, struct io_u *); -extern int io_u_quiesce(struct thread_data *); -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 fill_io_buffer(struct thread_data *, void *, unsigned int, 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); -bool queue_full(const struct thread_data *); - -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) -{ - 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 (f) - dprint(FD_IO, "/%s", f->file_name); - dprint(FD_IO, "\n"); -} -#else -#define dprint_io_u(io_u, p) -#endif - -static inline enum fio_ddir acct_ddir(struct io_u *io_u) -{ - if (io_u->acct_ddir != -1) - return io_u->acct_ddir; - - return io_u->ddir; -} - -#define io_u_clear(td, io_u, val) \ - td_flags_clear((td), &(io_u->flags), (val)) -#define io_u_set(td, io_u, val) \ - td_flags_set((td), &(io_u)->flags, (val)) - -#endif |