On 2018/5/31 21:04, Robin Murphy wrote:
> On 31/05/18 08:42, Zhen Lei wrote:
>> Although the mapping has already been removed in the page table, it maybe
>> still exist in TLB. Suppose the freed IOVAs is reused by others before the
>> flush operation completed, the new user can not correctly acc
On 31/05/18 08:42, Zhen Lei wrote:
Although the mapping has already been removed in the page table, it maybe
still exist in TLB. Suppose the freed IOVAs is reused by others before the
flush operation completed, the new user can not correctly access to its
meomory.
This change seems reasonable i
Although the mapping has already been removed in the page table, it maybe
still exist in TLB. Suppose the freed IOVAs is reused by others before the
flush operation completed, the new user can not correctly access to its
meomory.
Signed-off-by: Zhen Lei
---
drivers/iommu/amd_iommu.c | 2 +-
1 fi