diff options
| author | Lu Baolu <baolu.lu@linux.intel.com> | 2019-05-25 13:41:25 +0800 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2019-05-28 10:19:07 +0200 |
| commit | d8190dc638866fe5811d4b45b3af6f34b3f5870f (patch) | |
| tree | 72083292e316aeba2f6b1100f124a74246d32e3b /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | d850c2ee5fe2259968e3889624ad22ea15cb4a38 (diff) | |
iommu/vt-d: Enable DMA remapping after rmrr mapped
The rmrr devices require identity map of the rmrr regions before
enabling DMA remapping. Otherwise, there will be a window during
which DMA from/to the rmrr regions will be blocked. In order to
alleviate this, we move enabling DMA remapping after all rmrr
regions get mapped.
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions