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[S390] register cpu devices for SMP=n

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A kernel compiled with SMP=n will not register any cpu devices.
The resulting kernel image will not boot with this error message:

    kernel BUG at fs/sysfs/group.c:65!

Use GENERIC_CPU_DEVICES=y if SMP=n to get the missing cpu device.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Martin Schwidefsky 2012-03-23 11:13:07 +01:00
parent 212188a596
commit 5d3b56f932
1 changed files with 1 additions and 0 deletions
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arch/s390/Kconfig
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@ -64,6 +64,7 @@ config ARCH_SUPPORTS_DEBUG_PAGEALLOC
config S390
def_bool y
select USE_GENERIC_SMP_HELPERS if SMP
select GENERIC_CPU_DEVICES if !SMP
select HAVE_SYSCALL_WRAPPERS
select HAVE_FUNCTION_TRACER
select HAVE_FUNCTION_TRACE_MCOUNT_TEST