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| author | Vladimir Murzin <vladimir.murzin@arm.com> | 2015-04-14 15:48:33 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-04-14 16:49:06 -0700 |
| commit | 36dd9086cb31613ace45e94c18a17241d3d0aac4 (patch) | |
| tree | 68cbf0508e54daf058417854410587fc696cda15 /arch/arm64 | |
| parent | 7f70baeeb9e2d2b2a37a4bd3727d709547c4ae41 (diff) | |
| download | lwn-36dd9086cb31613ace45e94c18a17241d3d0aac4.tar.gz lwn-36dd9086cb31613ace45e94c18a17241d3d0aac4.zip | |
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.c | 2 |
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. |