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Commit de338a37 authored by Heiko Carstens's avatar Heiko Carstens Committed by Martin Schwidefsky
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[S390] Fix vmalloc area size calculation. 



setup_memory_end() uses VMALLOC_END instead of VMALLOC_END_INIT to
calculate the maximum supported size of physical memory. Since
VMALLOC_END is zero, this will cause a crash on 31 bit systems.

Signed-off-by: default avatarHeiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
parent 6721f778

arch/s390/kernel/setup.c

+1 −1
Original line number Diff line number Diff line
@@ -476,7 +476,7 @@ static void __init setup_memory_end(void) 
	int i;



	memory_size = real_size = 0;

	max_phys = VMALLOC_END - VMALLOC_MIN_SIZE;

	max_phys = VMALLOC_END_INIT - VMALLOC_MIN_SIZE;

	memory_end &= PAGE_MASK;



	max_mem = memory_end ? min(max_phys, memory_end) : max_phys;