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kernel: limit number of CPUs to 128

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128 CPUs seems plenty for now and it allows for the
debug kernels to boot on Hyper-V without modifications. It may
also have the added benefit of reducing some data structures
allocated per CPU (in particular for Debug kernels).

Signed-off-by: Rolf Neugebauer <rolf.neugebauer@docker.com>
This commit is contained in:
Rolf Neugebauer 2016-11-18 16:34:50 +00:00
parent 3c2f93fd69
commit a804ac8399
1 changed files with 2 additions and 2 deletions
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4
alpine/kernel/kernel_config
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@ -442,8 +442,8 @@ CONFIG_DMI=y
# CONFIG_CALGARY_IOMMU is not set # CONFIG_CALGARY_IOMMU is not set
CONFIG_SWIOTLB=y CONFIG_SWIOTLB=y
CONFIG_IOMMU_HELPER=y CONFIG_IOMMU_HELPER=y
CONFIG_MAXSMP=y # CONFIG_MAXSMP is not set
CONFIG_NR_CPUS=8192 CONFIG_NR_CPUS=128
# CONFIG_SCHED_SMT is not set # CONFIG_SCHED_SMT is not set
CONFIG_SCHED_MC=y CONFIG_SCHED_MC=y
# CONFIG_PREEMPT_NONE is not set # CONFIG_PREEMPT_NONE is not set