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Commit 28dd033f authored by Suresh Siddha's avatar Suresh Siddha Committed by Ingo Molnar
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x86: fix pagetable init 64-bit breakage 



Fix _end alignment check - can trigger a crash if _end happens to be
on a page boundary.

Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 9542ada8

arch/x86/mm/init_64.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -510,7 +510,7 @@ static int is_kernel(unsigned long pfn) 
	unsigned long pg_addresss = pfn << PAGE_SHIFT;

	unsigned long pg_addresss = pfn << PAGE_SHIFT;





	if (pg_addresss >= (unsigned long) __pa(_text) &&

	if (pg_addresss >= (unsigned long) __pa(_text) &&

	    pg_addresss <= (unsigned long) __pa(_end))

	    pg_addresss < (unsigned long) __pa(_end))

		return 1;

		return 1;





	return 0;

	return 0;