File: div64-generic.c

package info (click to toggle)
linux 6.17.13-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 1,735,112 kB
  • sloc: ansic: 26,688,265; asm: 271,225; sh: 147,407; python: 75,980; makefile: 57,304; perl: 36,943; xml: 19,562; cpp: 5,899; yacc: 4,909; lex: 2,943; awk: 1,556; sed: 29; ruby: 25
file content (20 lines) | stat: -rw-r--r-- 319 bytes parent folder | download | duplicates (37) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
 
// SPDX-License-Identifier: GPL-2.0
/*
 * Generic __div64_32 wrapper for __xdiv64_32.
 */

#include <linux/types.h>
#include <asm/div64.h>

extern uint64_t __xdiv64_32(u64 n, u32 d);

uint32_t __div64_32(u64 *xp, u32 y)
{
	uint32_t rem;
	uint64_t q = __xdiv64_32(*xp, y);

	rem = *xp - q * y;
	*xp = q;

	return rem;
}