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[4/6] arm: add support for memtest

Message ID 1425896830-19705-5-git-send-email-vladimir.murzin@arm.com (mailing list archive)
State New, archived
Headers show

Commit Message

Vladimir Murzin March 9, 2015, 10:27 a.m. UTC 
Add support for memtest command line option.

Signed-off-by: Vladimir Murzin <vladimir.murzin@arm.com>
Acked-by: Will Deacon <will.deacon@arm.com>
---
 arch/arm/mm/init.c |    3 +++
 1 file changed, 3 insertions(+)
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Patch

diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
index 1609b02..3d0e9ae 100644
--- a/arch/arm/mm/init.c
+++ b/arch/arm/mm/init.c
@@ -335,6 +335,9 @@  void __init bootmem_init(void)
 
 	find_limits(&min, &max_low, &max_high);
 
+	early_memtest((phys_addr_t)min << PAGE_SHIFT,
+		      (phys_addr_t)max_low << PAGE_SHIFT);
+
 	/*
 	 * Sparsemem tries to allocate bootmem in memory_present(),
 	 * so must be done after the fixed reservations