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__bitmap_shift_left

NAME

__bitmap_shift_left - logical left shift of the bits in a bitmap

SYNOPSIS

void __bitmap_shift_left(unsigned long * dst, const unsigned long * src, int shift, int bits);

ARGUMENTS

dst

destination bitmap

src

source bitmap

shift

shift by this many bits

bits

bitmap size, in bits

DESCRIPTION

Shifting left (multiplying) means moving bits in the LS -> MS direction. Zeros are fed into the vacated LS bit positions and those MS bits shifted off the top are lost.

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