函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:block\blk-throttle.c Create Date:2022-07-27 19:19:41
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：throtl_hierarchy_can_upgrade

函数原型：static bool throtl_hierarchy_can_upgrade(struct throtl_grp *tg)

返回类型：bool

参数：

类型参数名称
struct throtl_grp *tg
1877  当(true)循环
1878  如果throtl_tg_can_upgrade(tg)则返回:true
1880  tg等于sq_to_tg - return the throl_grp the specified service queue belongs to*@sq: the throtl_service_queue of interest* Return the throtl_grp @sq belongs to. If @sq is the top-level one* embedded in throtl_data, %NULL is returned.
1881  如果非tg或非 all non-root blkcg_gq's are guaranteed to have access to parent 则返回:false
1884  返回:false
调用者
名称描述
throtl_can_upgrade