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| author | Joerg Roedel <jroedel@suse.de> | 2016-07-06 13:07:22 +0200 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2016-07-13 12:48:35 +0200 |
| commit | b1516a14657acf81a587e9a6e733a881625eee53 (patch) | |
| tree | a8ad0ca0bd2af8f59ca489ebcfc4dd50cf8bf57d /drivers/iommu/dmar.c | |
| parent | f1eae7c58036b30d434d84a34c6c3154bfb5b496 (diff) | |
| download | linux-b1516a14657acf81a587e9a6e733a881625eee53.tar.bz2 | |
iommu/amd: Implement flush queue
With the flush queue the IOMMU TLBs will not be flushed at
every dma-ops unmap operation. The unmapped ranges will be
queued and flushed at once, when the queue is full. This
makes unmapping operations a lot faster (on average) and
restores the performance of the old address allocator.
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/iommu/dmar.c')
0 files changed, 0 insertions, 0 deletions