Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:lib\bitmap.c Create Date:2022-07-28 06:20:30
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Name:map_ord_to_pos - find position of n-th set bit in bitmap*@buf: pointer to bitmap*@ord: ordinal bit position (n-th set bit, n >= 0)*@nbits: number of valid bit positions in @buf* Map the ordinal offset of bit @ord in @buf to its position in @buf.

Proto:unsigned int bitmap_ord_to_pos(const unsigned long *buf, unsigned int ord, unsigned int nbits)

Type:unsigned int

Parameter:

TypeParameterName
const unsigned long *buf
unsigned intord
unsigned intnbits
763  When pos < nbits && ord cycle ord--
768  Return pos
Caller
NameDescribe
bitmap_remapmap_remap - Apply map defined by a pair of bitmaps to another bitmap*@dst: remapped result*@src: subset to be remapped*@old: defines domain of map*@new: defines range of map*@nbits: number of bits in each of these bitmaps* Let @old and @new define a
bitmap_bitremapmap_bitremap - Apply map defined by a pair of bitmaps to a single bit*@oldbit: bit position to be mapped*@old: defines domain of map*@new: defines range of map*@bits: number of bits in each of these bitmaps* Let @old and @new define a mapping of bit