2021-07-22 19:37:20

by Suthikulpanit, Suravee

Subject: Re: [PATCH] iommu/amd: Convert from atomic_t to refcount_t on pasid_state->count

On 7/19/2021 3:32 AM, Xiyu Yang wrote:
> refcount_t type and corresponding API can protect refcounters from
> accidental underflow and overflow and further use-after-free situations.
>
> Signed-off-by: Xiyu Yang <[email protected]>
> Signed-off-by: Xin Tan <[email protected]>

Thanks,

Reviewed-by: Suravee Suthikulpanit <[email protected]>