函数逻辑报告

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Brick Technologies Co., Ltd

Source Code:block\ioprio.c Create Date:2022-07-27 18:58:12
Last Modify:2020-03-17 23:21:05 Copyright©Brick
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函数名称：ioprio_best

函数原型：int ioprio_best(unsigned short aprio, unsigned short bprio)

返回类型：int

参数：

类型参数名称
unsigned shortaprio
unsigned shortbprio
178  如果非ioprio_valid(aprio)则aprio等于IOPRIO_PRIO_VALUE(IOPRIO_CLASS_BE, Fallback BE priority)
180  如果非ioprio_valid(bprio)则bprio等于IOPRIO_PRIO_VALUE(IOPRIO_CLASS_BE, Fallback BE priority)
183  返回:两数取小(aprio, bprio)
调用者
名称描述
SYSCALL_DEFINE2