tg_drain

函数名称：Dispatch all bios from all children tg's queued on @parent_sq. On* return, @parent_sq is guaranteed to not have any active children tg's* and all bios from previously active tg's are on @parent_sq->bio_lists[].

函数原型：static void tg_drain_bios(struct throtl_service_queue *parent_sq)

返回类型：void

参数：

类型	参数	名称
struct throtl_service_queue *	parent_sq

2370

当tg等于throtl_rb_first(parent_sq)循环

2371

sq等于 this group's service queue

2374

throtl_dequeue_tg(tg)

2376

当bio等于hrotl_peek_queued - peek the first bio on a qnode list*@queued: the qnode list to peek 循环

2377

tg_dispatch_one_bio(tg, Return the data direction, READ or WRITE.(bio))

2378

当bio等于hrotl_peek_queued - peek the first bio on a qnode list*@queued: the qnode list to peek 循环

2379

tg_dispatch_one_bio(tg, Return the data direction, READ or WRITE.(bio))

**调用者**
名称	描述
blk_throtl_drain	lk_throtl_drain - drain throttled bios@q: request_queue to drain throttled bios for Dispatch all currently throttled bios on @q through ->make_request_fn().

源代码转换工具开放的插件接口	X
支持：c/c++/esqlc/java Oracle/Informix/Mysql 插件可实现：逻辑报告代码生成和批量转换代码

函数逻辑报告