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| author | Nicolas Saenz Julienne <nsaenzjulienne@suse.de> | 2021-03-03 10:33:14 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-03-09 13:11:13 +0300 |
| commit | 3fbe62ffbb548cb1c857cffe936ef0b2771df578 (patch) | |
| tree | c09d3df5a585475e809727ca13725a47db851853 | |
| parent | 407b173adfacea0dfd2474ff349d81abc6538173 (diff) | |
| download | linux-3fbe62ffbb548cb1c857cffe936ef0b2771df578.tar.xz | |
arm64: mm: Move zone_dma_bits initialization into zone_sizes_init()
commit 9804f8c69b04a39d0ba41d19e6bdc6aa91c19725 upstream
zone_dma_bits's initialization happens earlier that it's actually
needed, in arm64_memblock_init(). So move it into the more suitable
zone_sizes_init().
Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Tested-by: Jeremy Linton <jeremy.linton@arm.com>
Link: https://lore.kernel.org/r/20201119175400.9995-3-nsaenzjulienne@suse.de
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Jing Xiangfeng <jingxiangfeng@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | arch/arm64/mm/init.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c index 686653e33250..7da912bf4222 100644 --- a/arch/arm64/mm/init.c +++ b/arch/arm64/mm/init.c @@ -190,6 +190,8 @@ static void __init zone_sizes_init(unsigned long min, unsigned long max) unsigned long max_zone_pfns[MAX_NR_ZONES] = {0}; #ifdef CONFIG_ZONE_DMA + zone_dma_bits = ARM64_ZONE_DMA_BITS; + arm64_dma_phys_limit = max_zone_phys(zone_dma_bits); max_zone_pfns[ZONE_DMA] = PFN_DOWN(arm64_dma_phys_limit); #endif #ifdef CONFIG_ZONE_DMA32 @@ -376,11 +378,6 @@ void __init arm64_memblock_init(void) early_init_fdt_scan_reserved_mem(); - if (IS_ENABLED(CONFIG_ZONE_DMA)) { - zone_dma_bits = ARM64_ZONE_DMA_BITS; - arm64_dma_phys_limit = max_zone_phys(ARM64_ZONE_DMA_BITS); - } - if (IS_ENABLED(CONFIG_ZONE_DMA32)) arm64_dma32_phys_limit = max_zone_phys(32); else |