Contributors: 8
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Andrew Morton |
172 |
59.93% |
2 |
20.00% |
| Mike Rapoport |
42 |
14.63% |
1 |
10.00% |
| Paul Mundt |
39 |
13.59% |
1 |
10.00% |
| Andi Kleen |
15 |
5.23% |
2 |
20.00% |
| David Gibson |
13 |
4.53% |
1 |
10.00% |
| Punit Agrawal |
4 |
1.39% |
1 |
10.00% |
| Christoph Lameter |
1 |
0.35% |
1 |
10.00% |
| Greg Kroah-Hartman |
1 |
0.35% |
1 |
10.00% |
| Total |
287 |
|
10 |
|
// SPDX-License-Identifier: GPL-2.0
/*
* arch/sh/mm/hugetlbpage.c
*
* SuperH HugeTLB page support.
*
* Cloned from sparc64 by Paul Mundt.
*
* Copyright (C) 2002, 2003 David S. Miller (davem@redhat.com)
*/
#include <linux/init.h>
#include <linux/fs.h>
#include <linux/mm.h>
#include <linux/hugetlb.h>
#include <linux/pagemap.h>
#include <linux/sysctl.h>
#include <asm/mman.h>
#include <asm/pgalloc.h>
#include <asm/tlb.h>
#include <asm/tlbflush.h>
#include <asm/cacheflush.h>
pte_t *huge_pte_alloc(struct mm_struct *mm,
unsigned long addr, unsigned long sz)
{
pgd_t *pgd;
p4d_t *p4d;
pud_t *pud;
pmd_t *pmd;
pte_t *pte = NULL;
pgd = pgd_offset(mm, addr);
if (pgd) {
p4d = p4d_alloc(mm, pgd, addr);
if (p4d) {
pud = pud_alloc(mm, p4d, addr);
if (pud) {
pmd = pmd_alloc(mm, pud, addr);
if (pmd)
pte = pte_alloc_map(mm, pmd, addr);
}
}
}
return pte;
}
pte_t *huge_pte_offset(struct mm_struct *mm,
unsigned long addr, unsigned long sz)
{
pgd_t *pgd;
p4d_t *p4d;
pud_t *pud;
pmd_t *pmd;
pte_t *pte = NULL;
pgd = pgd_offset(mm, addr);
if (pgd) {
p4d = p4d_offset(pgd, addr);
if (p4d) {
pud = pud_offset(p4d, addr);
if (pud) {
pmd = pmd_offset(pud, addr);
if (pmd)
pte = pte_offset_map(pmd, addr);
}
}
}
return pte;
}
int pmd_huge(pmd_t pmd)
{
return 0;
}
int pud_huge(pud_t pud)
{
return 0;
}