Re: [kernel] powerpc/powernv/ioda: Allocate indirect TCE levels of cached userspace addresses on demand

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On Fri, 2018-09-28 at 06:45:39 UTC, Alexey Kardashevskiy wrote:
> The powernv platform maintains 2 TCE tables for VFIO - a hardware TCE
> table and a table with userspace addresses; the latter is used for
> marking pages dirty when corresponging TCEs are unmapped from
> the hardware table.
> 
> a68bd1267b72 ("powerpc/powernv/ioda: Allocate indirect TCE levels
> on demand") enabled on-demand allocation of the hardware table,
> however it missed the other table so it has still been fully allocated
> at the boot time. This fixes the issue by allocating a single level,
> just like we do for the hardware table.
> 
> Fixes: a68bd1267b72 ("powerpc/powernv/ioda: Allocate indirect TCE levels on demand")
> Signed-off-by: Alexey Kardashevskiy <aik@xxxxxxxxx>
> Reviewed-by: David Gibson <david@xxxxxxxxxxxxxxxxxxxxx>

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/bdbf649efe21173cae63b4b71db841

cheers



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