Files
kernel_arpi/drivers
Alexey Kardashevskiy 650ab1e370 vfio/spapr_tce: Invalidate multiple TCEs at once
Invalidating a TCE cache entry for each updated TCE is quite expensive.
This makes use of the new iommu_table_ops::xchg_no_kill()/tce_kill()
callbacks to bring down the time spent in mapping a huge guest DMA window.

Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20190829085252.72370-4-aik@ozlabs.ru
2019-08-30 09:40:14 +10:00
..
2019-07-18 09:49:30 +02:00
2019-07-15 09:42:32 -07:00
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