From 5a807e04bd2a704821f7027b06c7025c96e015f9 Mon Sep 17 00:00:00 2001 From: Nicholas Piggin Date: Wed, 7 Mar 2018 11:37:10 +1000 Subject: [PATCH] powerpc/mm/slice: tidy lpsizes and hpsizes update loops Make these loops look the same, and change their form so the important part is not wrapped over so many lines. Signed-off-by: Nicholas Piggin Signed-off-by: Michael Ellerman --- arch/powerpc/mm/slice.c | 22 ++++++++++++---------- 1 file changed, 12 insertions(+), 10 deletions(-) diff --git a/arch/powerpc/mm/slice.c b/arch/powerpc/mm/slice.c index 7b51f96..432c328 100644 --- a/arch/powerpc/mm/slice.c +++ b/arch/powerpc/mm/slice.c @@ -232,22 +232,24 @@ static void slice_convert(struct mm_struct *mm, struct slice_mask mask, int psiz spin_lock_irqsave(&slice_convert_lock, flags); lpsizes = mm->context.low_slices_psize; - for (i = 0; i < SLICE_NUM_LOW; i++) - if (mask.low_slices & (1u << i)) { - mask_index = i & 0x1; - index = i >> 1; - lpsizes[index] = (lpsizes[index] & - ~(0xf << (mask_index * 4))) | + for (i = 0; i < SLICE_NUM_LOW; i++) { + if (!(mask.low_slices & (1u << i))) + continue; + + mask_index = i & 0x1; + index = i >> 1; + lpsizes[index] = (lpsizes[index] & ~(0xf << (mask_index * 4))) | (((unsigned long)psize) << (mask_index * 4)); - } + } hpsizes = mm->context.high_slices_psize; for (i = 0; i < GET_HIGH_SLICE_INDEX(mm->context.slb_addr_limit); i++) { + if (!test_bit(i, mask.high_slices)) + continue; + mask_index = i & 0x1; index = i >> 1; - if (test_bit(i, mask.high_slices)) - hpsizes[index] = (hpsizes[index] & - ~(0xf << (mask_index * 4))) | + hpsizes[index] = (hpsizes[index] & ~(0xf << (mask_index * 4))) | (((unsigned long)psize) << (mask_index * 4)); } -- 2.7.4