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arm64/mm: Limit the DMA zone for arm64 #3080

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merged 1 commit into from Jul 17, 2019
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arm64/mm: Limit the DMA zone for arm64 #3080

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2 changes: 1 addition & 1 deletion arch/arm64/mm/init.c
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Expand Up @@ -224,7 +224,7 @@ static void __init reserve_elfcorehdr(void)
static phys_addr_t __init max_zone_dma_phys(void)
{
phys_addr_t offset = memblock_start_of_DRAM() & GENMASK_ULL(63, 32);
return min(offset + (1ULL << 32), memblock_end_of_DRAM());
return min(offset + (1ULL << 30), memblock_end_of_DRAM());
}

#ifdef CONFIG_NUMA
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