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| author | Zhen Lei <thunder.leizhen@huawei.com> | 2018-09-20 18:10:23 +0200 |
|---|---|---|
| committer | Will Deacon <will.deacon@arm.com> | 2018-10-01 14:01:32 +0200 |
| commit | 68a6efe86f6a16e25556a2aff40efad41097b486 (patch) | |
| tree | d4422500a10c32ef7e40cc37598a92f6dd472222 /Documentation/arm64 | |
| parent | iommu/dma: Add support for non-strict mode (diff) | |
| download | linux-68a6efe86f6a16e25556a2aff40efad41097b486.tar.xz linux-68a6efe86f6a16e25556a2aff40efad41097b486.zip | |
iommu: Add "iommu.strict" command line option
Add a generic command line option to enable lazy unmapping via IOVA
flush queues, which will initally be suuported by iommu-dma. This echoes
the semantics of "intel_iommu=strict" (albeit with the opposite default
value), but in the driver-agnostic fashion of "iommu.passthrough".
Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
[rm: move handling out of SMMUv3 driver, clean up documentation]
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
[will: dropped broken printk when parsing command-line option]
Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'Documentation/arm64')
0 files changed, 0 insertions, 0 deletions