Re: [PATCH v2] iommu/vt-d: Force to flush iotlb before creating superpage

On Thu, Apr 15, 2021 at 08:46:28AM +0800, Longpeng(Mike) wrote:

Fixes: 6491d4d02893 ("intel-iommu: Free old page tables before creating superpage") Cc: stable@vger.kernel.org # v3.0+ Link: https://lore.kernel.org/linux-iommu/670baaf8-4ff8-4e84-4be3-030b95ab5a5e@hua... Suggested-by: Lu Baolu baolu.lu@linux.intel.com Signed-off-by: Longpeng(Mike) longpeng2@huawei.com

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v1 -> v2:

• add Joerg
• reconstruct the solution base on the Baolu's suggestion

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drivers/iommu/intel/iommu.c | 52 +++++++++++++++++++++++++++++++++------------ 1 file changed, 38 insertions(+), 14 deletions(-)

Applied, thanks.