diff options
| -rw-r--r-- | arch/arm64/Kconfig | 3 | ||||
| -rw-r--r-- | arch/arm64/mm/init.c | 5 |
2 files changed, 5 insertions, 3 deletions
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index d218729ec852..dc3e62a18b62 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -258,7 +258,8 @@ config GENERIC_CALIBRATE_DELAY def_bool y config ZONE_DMA32 - def_bool y + bool "Support DMA32 zone" if EXPERT + default y config HAVE_GENERIC_GUP def_bool y diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c index 7cae155e81a5..fff8c61ff608 100644 --- a/arch/arm64/mm/init.c +++ b/arch/arm64/mm/init.c @@ -191,8 +191,9 @@ static void __init zone_sizes_init(unsigned long min, unsigned long max) { unsigned long max_zone_pfns[MAX_NR_ZONES] = {0}; - if (IS_ENABLED(CONFIG_ZONE_DMA32)) - max_zone_pfns[ZONE_DMA32] = PFN_DOWN(max_zone_dma_phys()); +#ifdef CONFIG_ZONE_DMA32 + max_zone_pfns[ZONE_DMA32] = PFN_DOWN(max_zone_dma_phys()); +#endif max_zone_pfns[ZONE_NORMAL] = max; free_area_init_nodes(max_zone_pfns); |