Re: [PATCH v3 1/5] powerpc/mm: Remove intermediate bitmap copy in 'slices'

2018-01-28 Thread Aneesh Kumar K.V
Christophe Leroy writes: > bitmap_or() and bitmap_andnot() can work properly with dst identical > to src1 or src2. There is no need of an intermediate result bitmap > that is copied back to dst in a second step. > Reviewed-by: Aneesh Kumar K.V > Signed-off-by: Christophe Leroy > --- > v2: New

[PATCH v3 1/5] powerpc/mm: Remove intermediate bitmap copy in 'slices'

2018-01-24 Thread Christophe Leroy
bitmap_or() and bitmap_andnot() can work properly with dst identical to src1 or src2. There is no need of an intermediate result bitmap that is copied back to dst in a second step. Signed-off-by: Christophe Leroy --- v2: New in v2 v3: patch moved up front of the serie to avoid ephemeral slice_b