[RFC PATCH 3/4] arm64: add support for memtest

From: Vladimir Murzin
Date: Mon Mar 02 2015 - 09:56:13 EST


Add support for memtest command line option.

Signed-off-by: Vladimir Murzin <vladimir.murzin@xxxxxxx>
---
arch/arm64/mm/init.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c
index ae85da6..597831b 100644
--- a/arch/arm64/mm/init.c
+++ b/arch/arm64/mm/init.c
@@ -190,6 +190,8 @@ void __init bootmem_init(void)
min = PFN_UP(memblock_start_of_DRAM());
max = PFN_DOWN(memblock_end_of_DRAM());

+ early_memtest(min << PAGE_SHIFT, max << PAGE_SHIFT);
+
/*
* Sparsemem tries to allocate bootmem in memory_present(), so must be
* done after the fixed reservations.
--
1.7.9.5


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