Lines Matching defs:dio_submit
70 struct dio_submit { struct
71 struct bio *bio; /* bio under assembly */
72 unsigned blkbits; /* doesn't change */
73 unsigned blkfactor; /* When we're using an alignment which
78 unsigned start_zero_done; /* flag: sub-blocksize zeroing has
81 int pages_in_io; /* approximate total IO pages */
82 sector_t block_in_file; /* Current offset into the underlying
84 unsigned blocks_available; /* At block_in_file. changes */
85 int reap_counter; /* rate limit reaping */
86 sector_t final_block_in_request;/* doesn't change */
87 int boundary; /* prev block is at a boundary */
88 get_block_t *get_block; /* block mapping function */
90 loff_t logical_offset_in_bio; /* current first logical block in bio */
91 sector_t final_block_in_bio; /* current final block in bio + 1 */
92 sector_t next_block_for_io; /* next block to be put under IO,
100 struct page *cur_page; /* The page */
101 unsigned cur_page_offset; /* Offset into it, in bytes */
102 unsigned cur_page_len; /* Nr of bytes at cur_page_offset */
103 sector_t cur_page_block; /* Where it starts */
104 loff_t cur_page_fs_offset; /* Offset in file */
106 struct iov_iter *iter;
111 unsigned head; /* next page to process */
112 unsigned tail; /* last valid page + 1 */
113 size_t from, to;