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| author |   Heiko Carstens <heiko.carstens@de.ibm.com> | 2013-12-16 14:31:26 +0100 |
|---|---|---|
| committer |   Martin Schwidefsky <schwidefsky@de.ibm.com> | 2013-12-18 17:35:18 +0100 |
| commit | d80512f87474f2dfd67ef931737659acce20fe69 (patch) | |
| tree | dac6a70fa90b58bdf396292e95dced35c3caccff /arch/s390/Kconfig | |
| parent | Linux 3.13-rc4 (diff) | |
| download | linux-dev-d80512f87474f2dfd67ef931737659acce20fe69.tar.xz linux-dev-d80512f87474f2dfd67ef931737659acce20fe69.zip | |
s390/smp: improve setup of possible cpu mask
Since under z/VM we cannot have more than 64 cpus, make sure the
cpu_possible_mask does not contain more bits.
This avoids wasting memory for dynamic per-cpu allocations if
CONFIG_NR_CPUS is larger than 64.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
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, 0 insertions, 1 deletions
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index 1e1a03d2d19f..e9f312532526 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -135,7 +135,6 @@ config S390 select HAVE_SYSCALL_TRACEPOINTS select HAVE_UID16 if 32BIT select HAVE_VIRT_CPU_ACCOUNTING - select INIT_ALL_POSSIBLE select KTIME_SCALAR if 32BIT select MODULES_USE_ELF_RELA select OLD_SIGACTION |