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authorVladimir Murzin <vladimir.murzin@arm.com>2015-04-14 15:48:33 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2015-04-14 16:49:06 -0700
commit36dd9086cb31613ace45e94c18a17241d3d0aac4 (patch)
tree68cbf0508e54daf058417854410587fc696cda15 /arch/arm64
parent7f70baeeb9e2d2b2a37a4bd3727d709547c4ae41 (diff)
downloadlinux-36dd9086cb31613ace45e94c18a17241d3d0aac4.tar.bz2
arm64: add support for memtest
Add support for memtest command line option. Signed-off-by: Vladimir Murzin <vladimir.murzin@arm.com> Acked-by: Will Deacon <will.deacon@arm.com> Tested-by: Mark Rutland <mark.rutland@arm.com> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Russell King <rmk@arm.linux.org.uk> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/arm64')
-rw-r--r--arch/arm64/mm/init.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c
index ae85da6307bb..597831bdddf3 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.