diff options
| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2013-12-16 08:31:26 -0500 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2013-12-18 11:35:18 -0500 |
| commit | d80512f87474f2dfd67ef931737659acce20fe69 (patch) | |
| tree | dac6a70fa90b58bdf396292e95dced35c3caccff /arch/s390/Kconfig | |
| parent | 319e2e3f63c348a9b66db4667efa73178e18b17d (diff) | |
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 | |||
| 135 | select HAVE_SYSCALL_TRACEPOINTS | 135 | select HAVE_SYSCALL_TRACEPOINTS |
| 136 | select HAVE_UID16 if 32BIT | 136 | select HAVE_UID16 if 32BIT |
| 137 | select HAVE_VIRT_CPU_ACCOUNTING | 137 | select HAVE_VIRT_CPU_ACCOUNTING |
| 138 | select INIT_ALL_POSSIBLE | ||
| 139 | select KTIME_SCALAR if 32BIT | 138 | select KTIME_SCALAR if 32BIT |
| 140 | select MODULES_USE_ELF_RELA | 139 | select MODULES_USE_ELF_RELA |
| 141 | select OLD_SIGACTION | 140 | select OLD_SIGACTION |