1 #include "units.h" 2 #include <inttypes.h> 3 #include <linux/kernel.h> 4 #include <linux/time64.h> 5 6 unsigned long convert_unit(unsigned long value, char *unit) 7 { 8 *unit = ' '; 9 10 if (value > 1000) { 11 value /= 1000; 12 *unit = 'K'; 13 } 14 15 if (value > 1000) { 16 value /= 1000; 17 *unit = 'M'; 18 } 19 20 if (value > 1000) { 21 value /= 1000; 22 *unit = 'G'; 23 } 24 25 return value; 26 } 27 28 int unit_number__scnprintf(char *buf, size_t size, u64 n) 29 { 30 char unit[4] = "BKMG"; 31 int i = 0; 32 33 while (((n / 1024) > 1) && (i < 3)) { 34 n /= 1024; 35 i++; 36 } 37 38 return scnprintf(buf, size, "%" PRIu64 "%c", n, unit[i]); 39 } 40