Commit 36dd9086 authored Apr 14, 2015 by Vladimir Murzin Committed by Linus Torvalds Apr 14, 2015

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>

parent 7f70baee

arch/arm64/mm/init.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -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.