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KVM: arm64: Allocate stage-2 pgd pages with GFP_KERNEL_ACCOUNT

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For consistency with the rest of the stage-2 page-table page allocations
(performing using a kvm_mmu_memory_cache), ensure that __GFP_ACCOUNT is
included in the GFP flags for the PGD pages.

Signed-off-by: Will Deacon <will@kernel.org>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Reviewed-by: Gavin Shan <gshan@redhat.com>
Cc: Marc Zyngier <maz@kernel.org>
Cc: Quentin Perret <qperret@google.com>
Link: https://lore.kernel.org/r/20201026144423.24683-1-will@kernel.org
This commit is contained in:
Will Deacon 2020-10-26 14:44:23 +00:00 committed by Marc Zyngier
parent d2782505fb
commit 7efe8ef274
1 changed files with 1 additions and 1 deletions
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arch/arm64/kvm/hyp/pgtable.c
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@ -846,7 +846,7 @@ int kvm_pgtable_stage2_init(struct kvm_pgtable *pgt, struct kvm *kvm)
u32 start_level = VTCR_EL2_TGRAN_SL0_BASE - sl0; u32 start_level = VTCR_EL2_TGRAN_SL0_BASE - sl0;
pgd_sz = kvm_pgd_pages(ia_bits, start_level) * PAGE_SIZE; pgd_sz = kvm_pgd_pages(ia_bits, start_level) * PAGE_SIZE;
pgt->pgd = alloc_pages_exact(pgd_sz, GFP_KERNEL | __GFP_ZERO); pgt->pgd = alloc_pages_exact(pgd_sz, GFP_KERNEL_ACCOUNT | __GFP_ZERO);
if (!pgt->pgd) if (!pgt->pgd)
return -ENOMEM; return -ENOMEM;