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From: Jia He <justin.he@arm.com>
To: Catalin Marinas <catalin.marinas@arm.com>,
	Will Deacon <will@kernel.org>,
	Tony Luck <tony.luck@intel.com>,
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	Peter Zijlstra <peterz@infradead.org>,
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	Ingo Molnar <mingo@redhat.com>,
	Borislav Petkov <bp@alien8.de>,
	David Hildenbrand <david@redhat.com>
Subject: [PATCH v3 2/6] arm64/mm: use default dummy memory_add_physaddr_to_nid()
Date: Thu,  9 Jul 2020 10:06:25 +0800
Message-Id: <20200709020629.91671-3-justin.he@arm.com>
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CC: x86@kernel.org, "H. Peter Anvin" <hpa@zytor.com>, Andrew Morton <akpm@linux-foundation.org>, Baoquan He <bhe@redhat.com>, Chuhong Yuan <hslester96@gmail.com>, Mike Rapoport <rppt@linux.ibm.com>, Masahiro Yamada <masahiroy@kernel.org>, Michal Hocko <mhocko@suse.com>, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-ia64@vger.kernel.org, linux-sh@vger.kernel.org, linux-nvdimm@lists.01.org, linux-mm@kvack.org, Jonathan Cameron <Jonathan.Cameron@Huawei.com>, Kaly Xin <Kaly.Xin@arm.com>, Jia He <justin.he@arm.com>
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After making default memory_add_physaddr_to_nid() in mm/memory_hotplug,
it is no use defining a similar one in arch specific directory.

Signed-off-by: Jia He <justin.he@arm.com>
---
 arch/arm64/mm/numa.c | 10 ----------
 1 file changed, 10 deletions(-)

diff --git a/arch/arm64/mm/numa.c b/arch/arm64/mm/numa.c
index aafcee3e3f7e..73f8b49d485c 100644
--- a/arch/arm64/mm/numa.c
+++ b/arch/arm64/mm/numa.c
@@ -461,13 +461,3 @@ void __init arm64_numa_init(void)
 
 	numa_init(dummy_numa_init);
 }
-
-/*
- * We hope that we will be hotplugging memory on nodes we already know about,
- * such that acpi_get_node() succeeds and we never fall back to this...
- */
-int memory_add_physaddr_to_nid(u64 addr)
-{
-	pr_warn("Unknown node for memory at 0x%llx, assuming node 0\n", addr);
-	return 0;
-}
-- 
2.17.1
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