File: sub_and_test

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cat <<EOF
/**
 * ${arch}${atomic}_sub_and_test - subtract value from variable and test result
 * @i: integer value to subtract
 * @v: pointer of type ${atomic}_t
 *
 * Atomically subtracts @i from @v and returns
 * true if the result is zero, or false for all
 * other cases.
 */
static __always_inline bool
${arch}${atomic}_sub_and_test(${int} i, ${atomic}_t *v)
{
	return ${arch}${atomic}_sub_return(i, v) == 0;
}
EOF