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| author | Ashok Raj <ashok.raj@intel.com> | 2017-08-08 23:29:27 +0300 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2017-08-30 18:48:18 +0300 |
| commit | 9d8c3af31607819a61011d746e861b8096ac9761 (patch) | |
| tree | c7ae280f333a27f154fa52168ad07293fbef3d2b /drivers/media | |
| parent | bc24c57159fac5f7e8df22ce3bc8069578684763 (diff) | |
| download | linux-9d8c3af31607819a61011d746e861b8096ac9761.tar.xz | |
iommu/vt-d: IOMMU Page Request needs to check if address is canonical.
Page Request from devices that support device-tlb would request translation
to pre-cache them in device to avoid overhead of IOMMU lookups.
IOMMU needs to check for canonicallity of the address before performing
page-fault processing.
To: Joerg Roedel <joro@8bytes.org>
To: linux-kernel@vger.kernel.org>
Cc: iommu@lists.linux-foundation.org
Cc: David Woodhouse <dwmw2@infradead.org>
Cc: Jacob Pan <jacob.jun.pan@intel.com>
Cc: Ashok Raj <ashok.raj@intel.com>
Signed-off-by: Ashok Raj <ashok.raj@intel.com>
Reported-by: Sudeep Dutt <sudeep.dutt@intel.com>
Acked-by: David Woodhouse <dwmw@amazon.co.uk>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/media')
0 files changed, 0 insertions, 0 deletions