diff options
Diffstat (limited to 'arch/powerpc/mm/slice.c')
| -rw-r--r-- | arch/powerpc/mm/slice.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/arch/powerpc/mm/slice.c b/arch/powerpc/mm/slice.c index 23ec2c5e3b78..98b53d48968f 100644 --- a/arch/powerpc/mm/slice.c +++ b/arch/powerpc/mm/slice.c @@ -388,21 +388,17 @@ static unsigned long slice_find_area(struct mm_struct *mm, unsigned long len, static inline void slice_or_mask(struct slice_mask *dst, struct slice_mask *src) { - DECLARE_BITMAP(result, SLICE_NUM_HIGH); - dst->low_slices |= src->low_slices; - bitmap_or(result, dst->high_slices, src->high_slices, SLICE_NUM_HIGH); - bitmap_copy(dst->high_slices, result, SLICE_NUM_HIGH); + bitmap_or(dst->high_slices, dst->high_slices, src->high_slices, + SLICE_NUM_HIGH); } static inline void slice_andnot_mask(struct slice_mask *dst, struct slice_mask *src) { - DECLARE_BITMAP(result, SLICE_NUM_HIGH); - dst->low_slices &= ~src->low_slices; - bitmap_andnot(result, dst->high_slices, src->high_slices, SLICE_NUM_HIGH); - bitmap_copy(dst->high_slices, result, SLICE_NUM_HIGH); + bitmap_andnot(dst->high_slices, dst->high_slices, src->high_slices, + SLICE_NUM_HIGH); } #ifdef CONFIG_PPC_64K_PAGES |