Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\lib\delay.c Create Date:2022-07-28 07:24:39
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Name:__const_udelay

Proto:noinline void __const_udelay(unsigned long xloops)

Type:void

Parameter:

TypeParameterName
unsigned longxloops
167  lpj = If Operations with implied preemption/interrupt protection. These* operations can be used without worrying about preemption or interrupt.(loops_per_jiffy) Else loops_per_jiffy
170  xloops *= 4
171  asm("mull %%edx":"=d"(xloops), "=&a"(d0):"1"(xloops), "0"(lpj*(HZ/4)))
175  __delay(++xloops)
Caller
NameDescribe
__udelay
__ndelay