Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\include\asm\bitops.h Create Date:2022-07-28 05:34:11
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:find first bit in word

Proto:static __always_inline int ffs(int x)

Type:int

Parameter:

TypeParameterName
intx
297  asm("bsfl %1,%0":"=r"(r):"rm"(x), "0"(-1))
310  Return r + 1
Caller
NameDescribe
closid_alloc
set_block_size
__do_softirq