函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\time\timer.c Create Date:2022-07-27 11:39:23
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：d_jiffies_up - function to round jiffies up to a full second*@j: the time in (absolute) jiffies that should be rounded* This is the same as round_jiffies() except that it will never* round down

函数原型：unsigned long round_jiffies_up(unsigned long j)

返回类型：unsigned long

参数：

类型参数名称
unsigned longj
456  返回:round_jiffies_common(j, These macros fold the SMP functionality into a single CPU system(), true)
调用者
名称描述
blk_add_timerlk_add_timer - Start timeout timer for a single request*@req: request that is about to start running.* Notes:* Each request has its own timer, and as it is added to the queue, we* set up the timer. When the request completes, we cancel the timer.
blk_rq_timeout