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 19:29:23
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：bfq_clear_bfqq_wait_request

函数原型：void bfq_clear_bfqq_wait_request(struct bfq_queue *bfqq)

返回类型：void

参数：

类型参数名称
struct bfq_queue *bfqq
150  __clear_bit - Clears a bit in memory*@nr: the bit to clear*@addr: the address to start counting from* Unlike clear_bit(), this function is non-atomic. If it is called on the same* region of memory concurrently, the effect may be that only one operation
调用者
名称描述
bfq_select_queueSelect a queue for service. If we have a current queue in service,* check whether to continue servicing it, or retrieve and set a new one.
bfq_rq_enqueuedCalled when a new fs request (rq) is added to bfqq. Check if there's* something we should do about it.
bfq_idle_slice_timer_body
__bfq_bfqd_reset_in_servicerns true if the in-service queue gets freed