Re: [PATCH] RISC-V: KVM: use vma_lookup() instead of find_vma_intersection()

From: Anup Patel
Date: Sun Nov 27 2022 - 07:04:50 EST


On Tue, Nov 1, 2022 at 11:08 AM Bo Liu <liubo03@xxxxxxxxxx> wrote:
>
> vma_lookup() finds the vma of a specific address with a cleaner interface
> and is more readable.
>
> Signed-off-by: Bo Liu <liubo03@xxxxxxxxxx>

Looks good to me.

Queued this patch for Linux-6.2

Thanks,
Anup

> ---
> arch/riscv/kvm/mmu.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/riscv/kvm/mmu.c b/arch/riscv/kvm/mmu.c
> index 3620ecac2fa1..5942d10c9736 100644
> --- a/arch/riscv/kvm/mmu.c
> +++ b/arch/riscv/kvm/mmu.c
> @@ -632,7 +632,7 @@ int kvm_riscv_gstage_map(struct kvm_vcpu *vcpu,
>
> mmap_read_lock(current->mm);
>
> - vma = find_vma_intersection(current->mm, hva, hva + 1);
> + vma = vma_lookup(current->mm, hva);
> if (unlikely(!vma)) {
> kvm_err("Failed to find VMA for hva 0x%lx\n", hva);
> mmap_read_unlock(current->mm);
> --
> 2.27.0
>