函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:block\bfq-iosched.c Create Date:2022-07-27 19:30:50
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：get_sdist

函数原型：static sector_t get_sdist(sector_t last_pos, struct request *rq)

返回类型：sector_t

参数：

类型参数名称
sector_tlast_pos
struct request *rq
2130  如果last_pos则返回:abs - return absolute value of an argument*@x: the value. If it is unsigned type, it is converted to signed type first.* char is treated as if it was signed (regardless of whether it really is)* but the macro's return type is preserved as char.(lk_rq_pos() : the current sector* blk_rq_bytes() : bytes left in the entire request* blk_rq_cur_bytes() : bytes left in the current segment* blk_rq_err_bytes() : bytes left till the next error boundary* blk_rq_sectors() : sectors left in the entire - last_pos)
2133  返回:0