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CLAMP(9) Driver Basics CLAMP(9)

NAME

clamp - return a value clamped to a given range with strict typechecking

SYNOPSIS

clamp(val, min, max);

ARGUMENTS

val
current value
min
minimum allowable value
max
maximum allowable value

DESCRIPTION

This macro does strict typechecking of min/max to make sure they are of the same type as val. See the unnecessary pointer comparisons.

COPYRIGHT

May 2018 Kernel Hackers Manual 3.16