[PATCH 2/3] powerpc/mm: Allow more than 16 low slices

2018-01-05 Thread Christophe Leroy
While the implementation of the "slices" address space allows a significant amount of high slices, it limits the number of low slices to 16 due to the use of a single u64 low_slices element in struct slice_mask. In order to override this limitation, this patch switches the handling of low_slices t

Re: [PATCH 2/3] powerpc/mm: Allow more than 16 low slices

2018-01-16 Thread Aneesh Kumar K.V
Christophe Leroy writes: > While the implementation of the "slices" address space allows > a significant amount of high slices, it limits the number of > low slices to 16 due to the use of a single u64 low_slices element > in struct slice_mask. It is not really slice_mask. it is mm_context_t.low

Re: [PATCH 2/3] powerpc/mm: Allow more than 16 low slices

2018-01-16 Thread Christophe LEROY
Le 16/01/2018 à 16:52, Aneesh Kumar K.V a écrit : Christophe Leroy writes: While the implementation of the "slices" address space allows a significant amount of high slices, it limits the number of low slices to 16 due to the use of a single u64 low_slices element in struct slice_mask. It