mirror of https://gitee.com/openkylin/linux.git
[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: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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@ -476,7 +476,7 @@ static void __init setup_memory_end(void)
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int i;
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memory_size = real_size = 0;
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max_phys = VMALLOC_END - VMALLOC_MIN_SIZE;
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max_phys = VMALLOC_END_INIT - VMALLOC_MIN_SIZE;
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memory_end &= PAGE_MASK;
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max_mem = memory_end ? min(max_phys, memory_end) : max_phys;
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