函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:block\blk-mq.c Create Date:2022-07-27 18:45:15
Last Modify:2020-03-17 23:18:05 Copyright©Brick
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函数名称：This function is often used for pausing .queue_rq() by driver when* there isn't enough resource or some conditions aren't satisfied, and* BLK_STS_RESOURCE is usually returned.* We do not guarantee that dispatch can be drained or blocked

函数原型：void blk_mq_stop_hw_queue(struct blk_mq_hw_ctx *hctx)

返回类型：void

参数：

类型参数名称
struct blk_mq_hw_ctx *hctx
1522  ancel_delayed_work - cancel a delayed work*@dwork: delayed_work to cancel* Kill off a pending delayed_work
1524  设置内存位
调用者
名称描述
blk_mq_stop_hw_queuesThis function is often used for pausing .queue_rq() by driver when* there isn't enough resource or some conditions aren't satisfied, and* BLK_STS_RESOURCE is usually returned.* We do not guarantee that dispatch can be drained or blocked