Messages in this thread Patch in this message | | | Date | Sun, 7 Jan 2007 11:44:03 +0100 | From | Martin Schwidefsky <> | Subject | [S390] Fix vmalloc area size calculation. |
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From: Heiko Carstens <heiko.carstens@de.ibm.com>
[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> ---
arch/s390/kernel/setup.c | 2 +- 1 files changed, 1 insertion(+), 1 deletion(-)
diff -urpN linux-2.6/arch/s390/kernel/setup.c linux-2.6-patched/arch/s390/kernel/setup.c --- linux-2.6/arch/s390/kernel/setup.c 2007-01-06 15:20:00.000000000 +0100 +++ linux-2.6-patched/arch/s390/kernel/setup.c 2007-01-06 15:20:33.000000000 +0100 @@ -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; - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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