From 01573e231f18eb2d99162747186f59511f56b64d Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 08 Dec 2023 10:40:48 +0000
Subject: [PATCH] 移去rt
---
kernel/arch/mips/mm/hugetlbpage.c | 18 ++++++++++++------
1 files changed, 12 insertions(+), 6 deletions(-)
diff --git a/kernel/arch/mips/mm/hugetlbpage.c b/kernel/arch/mips/mm/hugetlbpage.c
index cef1522..709e0bb 100644
--- a/kernel/arch/mips/mm/hugetlbpage.c
+++ b/kernel/arch/mips/mm/hugetlbpage.c
@@ -21,15 +21,17 @@
#include <asm/tlb.h>
#include <asm/tlbflush.h>
-pte_t *huge_pte_alloc(struct mm_struct *mm, unsigned long addr,
- unsigned long sz)
+pte_t *huge_pte_alloc(struct mm_struct *mm, struct vm_area_struct *vma,
+ unsigned long addr, unsigned long sz)
{
pgd_t *pgd;
+ p4d_t *p4d;
pud_t *pud;
pte_t *pte = NULL;
pgd = pgd_offset(mm, addr);
- pud = pud_alloc(mm, pgd, addr);
+ p4d = p4d_alloc(mm, pgd, addr);
+ pud = pud_alloc(mm, p4d, addr);
if (pud)
pte = (pte_t *)pmd_alloc(mm, pud, addr);
@@ -40,14 +42,18 @@
unsigned long sz)
{
pgd_t *pgd;
+ p4d_t *p4d;
pud_t *pud;
pmd_t *pmd = NULL;
pgd = pgd_offset(mm, addr);
if (pgd_present(*pgd)) {
- pud = pud_offset(pgd, addr);
- if (pud_present(*pud))
- pmd = pmd_offset(pud, addr);
+ p4d = p4d_offset(pgd, addr);
+ if (p4d_present(*p4d)) {
+ pud = pud_offset(p4d, addr);
+ if (pud_present(*pud))
+ pmd = pmd_offset(pud, addr);
+ }
}
return (pte_t *) pmd;
}
--
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