mirror of https://gitee.com/openkylin/linux.git
14b94d0757
ARM64 standard pgtable functions are going to use pgtable_page_[ctor|dtor] or pgtable_pmd_page_[ctor|dtor] constructs. At present KVM guest stage-2 PUD|PMD|PTE level page tabe pages are allocated with __get_free_page() via mmu_memory_cache_alloc() but released with standard pud|pmd_free() or pte_free_kernel(). These will fail once they start calling into pgtable_ [pmd]_page_dtor() for pages which never originally went through respective constructor functions. Hence convert all stage-2 page table page release functions to call buddy directly while freeing pages. Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com> Acked-by: Yu Zhao <yuzhao@google.com> Acked-by: Marc Zyngier <marc.zyngier@arm.com> Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com> Signed-off-by: Will Deacon <will.deacon@arm.com> |
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