How to divide two 64-bit numbers in Linux Kernel?

Question

Some code that rounds up the division to demonstrate (C-syntax):

#define SINT64 long long int
#define SINT32 long int

SINT64 divRound(SINT64 dividend, SINT6         


        

Answer 1

This functionality is introduced in /linux/lib/div64.c as early as kernel v2.6.22.