Hi Chris,
On 6/19/19 5:02 AM, Chris Wilson wrote:
Quoting Lu Baolu (2019-05-21 08:30:15)
From: Dave Jiang
Lockdep debug reported lock inversion related with the iommu code
caused by dmar_insert_one_dev_info() grabbing the iommu->lock and
the device_domain_lock out of order versus the code pat
Quoting Lu Baolu (2019-05-21 08:30:15)
> From: Dave Jiang
>
> Lockdep debug reported lock inversion related with the iommu code
> caused by dmar_insert_one_dev_info() grabbing the iommu->lock and
> the device_domain_lock out of order versus the code path in
> iommu_flush_dev_iotlb(). Expanding th
On Tue, May 21, 2019 at 03:30:15PM +0800, Lu Baolu wrote:
> ---
> drivers/iommu/intel-iommu.c | 7 ---
> 1 file changed, 4 insertions(+), 3 deletions(-)
Applied both, thanks.
From: Dave Jiang
Lockdep debug reported lock inversion related with the iommu code
caused by dmar_insert_one_dev_info() grabbing the iommu->lock and
the device_domain_lock out of order versus the code path in
iommu_flush_dev_iotlb(). Expanding the scope of the iommu->lock and
reversing the order