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| author |   Martin Schwidefsky <schwidefsky@de.ibm.com> | 2012-03-23 11:13:07 +0100 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2012-03-23 11:13:25 +0100 |
| commit | 5d3b56f93244dd5f64f60601bf63caf70d693f75 (patch) | |
| tree | 5240d27db87472653932473a0bd460f2b060d323 /arch/s390/Kconfig | |
| parent | [S390] perf: add support for s390x CPU counters (diff) | |
| download | linux-dev-5d3b56f93244dd5f64f60601bf63caf70d693f75.tar.xz linux-dev-5d3b56f93244dd5f64f60601bf63caf70d693f75.zip | |
[S390] register cpu devices for SMP=n
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>
Diffstat (limited to 'arch/s390/Kconfig')
| -rw-r--r-- | arch/s390/Kconfig | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index 6d99a5fcc090..465d5be1f0f4 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -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 |