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ANDROID: arm64: mm: fix 4.4.154 merge

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android-4.4 contains an out-of-tree backport of 68709f4538 ("arm64:
only consider memblocks with NOMAP cleared for linear mapping"), so it
should use the 4.9.y implementation of pfn_valid() that calls
memblock_is_map_memory().

Change-Id: Id1d67813ee2a0a85ec69ef255daa27c4f6286800
Reported-by: Nathan Chancellor <natechancellor@gmail.com>
Signed-off-by: Greg Hackmann <ghackmann@google.com>
Signed-off-by: Amit Pundir <amit.pundir@linaro.org>
This commit is contained in:
Greg Hackmann
2018-09-05 09:39:22 -07:00
committed by Amit Pundir
parent 00d3adf9f2
commit c5613bdc9e
1 changed files with 1 additions and 1 deletions
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2
arch/arm64/mm/init.c
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@@ -273,7 +273,7 @@ int pfn_valid(unsigned long pfn)
if ((addr >> PAGE_SHIFT) != pfn)
return 0;
return memblock_is_memory(addr);
return memblock_is_map_memory(addr);
}
EXPORT_SYMBOL(pfn_valid);
#endif