From 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 22 Oct 2024 10:36:11 +0000
Subject: [PATCH] 修改4g拨号为QMI,需要在系统里后台执行quectel-CM
---
kernel/arch/nios2/mm/cacheflush.c | 7 +++++--
1 files changed, 5 insertions(+), 2 deletions(-)
diff --git a/kernel/arch/nios2/mm/cacheflush.c b/kernel/arch/nios2/mm/cacheflush.c
index 506f6e1..65de1bd 100644
--- a/kernel/arch/nios2/mm/cacheflush.c
+++ b/kernel/arch/nios2/mm/cacheflush.c
@@ -198,12 +198,15 @@
EXPORT_SYMBOL(flush_dcache_page);
void update_mmu_cache(struct vm_area_struct *vma,
- unsigned long address, pte_t *pte)
+ unsigned long address, pte_t *ptep)
{
- unsigned long pfn = pte_pfn(*pte);
+ pte_t pte = *ptep;
+ unsigned long pfn = pte_pfn(pte);
struct page *page;
struct address_space *mapping;
+ reload_tlb_page(vma, address, pte);
+
if (!pfn_valid(pfn))
return;
--
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