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bugfix: 当待释放的内存区域中同时存在4K页和2M页时，会释放错误数量的4K页的问题

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This commit is contained in:
fslongjin 2022-08-11 22:57:46 +08:00
parent 4a6924d7dd
commit 47f45c2826
1 changed files with 1 additions and 0 deletions
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kernel/mm/mmap.c
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@ -286,6 +286,7 @@ void mm_unmap_proc_table(ul proc_page_table_addr, bool is_phys, ul virt_addr_sta
{ {
*pde_ptr = 0; *pde_ptr = 0;
length_unmapped += PAGE_2M_SIZE; length_unmapped += PAGE_2M_SIZE;
pgt_num.num_PTE -= 512;
} }
} }