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| author |   Robin Murphy <robin.murphy@arm.com> | 2017-03-16 17:00:17 +0000 |
|---|---|---|
| committer |   Joerg Roedel <jroedel@suse.de> | 2017-03-22 16:18:59 +0100 |
| commit | 938f1bbe35e3a7cb07e1fa7c512e2ef8bb866bdf (patch) | |
| tree | 87845f65679cf87a1c5eabbaf945df8781d8fc43 /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | iommu: Disambiguate MSI region types (diff) | |
| download | wireguard-linux-938f1bbe35e3a7cb07e1fa7c512e2ef8bb866bdf.tar.xz wireguard-linux-938f1bbe35e3a7cb07e1fa7c512e2ef8bb866bdf.zip | |
iommu/dma: Don't reserve PCI I/O windows
Even if a host controller's CPU-side MMIO windows into PCI I/O space do
happen to leak into PCI memory space such that it might treat them as
peer addresses, trying to reserve the corresponding I/O space addresses
doesn't do anything to help solve that problem. Stop doing a silly thing.
Fixes: fade1ec055dc ("iommu/dma: Avoid PCI host bridge windows")
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions