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authorThomas Gleixner <tglx@linutronix.de>2011-12-14 01:03:49 +0100
committerSteven Rostedt <rostedt@goodmis.org>2014-10-31 10:54:42 -0400
commit05e1075d39099e803fcd1aeb7443cd0885fbc507 (patch)
tree2b2e6bccfad8c9e8ec4b7e74720bd8cc8562aa8a /arch
parent364ab12fad7c2a3274dcd148f00ba1ad3d6da25e (diff)
cpumask: Disable CONFIG_CPUMASK_OFFSTACK for RT
We can't deal with the cpumask allocations which happen in atomic context (see arch/x86/kernel/apic/io_apic.c) on RT right now. Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/Kconfig2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 2360faa7c9d4..0fc1920e49a6 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -811,7 +811,7 @@ config IOMMU_HELPER
config MAXSMP
bool "Enable Maximum number of SMP Processors and NUMA Nodes"
depends on X86_64 && SMP && DEBUG_KERNEL
- select CPUMASK_OFFSTACK
+ select CPUMASK_OFFSTACK if !PREEMPT_RT_FULL
---help---
Enable maximum number of CPUS and NUMA Nodes for this architecture.
If unsure, say N.