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Message-ID: <20200603024231.61748-3-song.bao.hua@hisilicon.com>
Date: Wed, 3 Jun 2020 14:42:30 +1200
From: Barry Song <song.bao.hua@...ilicon.com>
To: <hch@....de>, <m.szyprowski@...sung.com>, <robin.murphy@....com>,
<catalin.marinas@....com>
CC: <iommu@...ts.linux-foundation.org>,
<linux-arm-kernel@...ts.infradead.org>,
<linux-kernel@...r.kernel.org>, <linuxarm@...wei.com>,
<Jonathan.Cameron@...wei.com>, <john.garry@...wei.com>,
<prime.zeng@...ilicon.com>,
Barry Song <song.bao.hua@...ilicon.com>,
Roman Gushchin <guro@...com>
Subject: [PATCH 2/3] arm64: mm: reserve hugetlb CMA after numa_init
hugetlb_cma_reserve() is called at the wrong place. numa_init has not been
done yet. so all reserved memory will be located at node0.
Cc: Roman Gushchin <guro@...com>
Signed-off-by: Barry Song <song.bao.hua@...ilicon.com>
---
arch/arm64/mm/init.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c
index e42727e3568e..8f0e70ebb49d 100644
--- a/arch/arm64/mm/init.c
+++ b/arch/arm64/mm/init.c
@@ -458,11 +458,6 @@ void __init arm64_memblock_init(void)
high_memory = __va(memblock_end_of_DRAM() - 1) + 1;
dma_contiguous_reserve(arm64_dma32_phys_limit);
-
-#ifdef CONFIG_ARM64_4K_PAGES
- hugetlb_cma_reserve(PUD_SHIFT - PAGE_SHIFT);
-#endif
-
}
void __init bootmem_init(void)
@@ -478,6 +473,11 @@ void __init bootmem_init(void)
min_low_pfn = min;
arm64_numa_init();
+
+#ifdef CONFIG_ARM64_4K_PAGES
+ hugetlb_cma_reserve(PUD_SHIFT - PAGE_SHIFT);
+#endif
+
/*
* Sparsemem tries to allocate bootmem in memory_present(), so must be
* done after the fixed reservations.
--
2.23.0
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