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authorThomas Gleixner <tglx@linutronix.de>2011-12-14 01:03:49 +0100
committerSteven Rostedt <rostedt@rostedt.homelinux.com>2013-03-22 10:07:11 -0400
commitcb3251ddb574c2197bcde20a85b68b829a8c7b11 (patch)
tree293d87c65a9d8106bd5c61151a1ccf6fa61c6438 /arch
parentfbb904c35472f2ea543bb1896b5f394058036367 (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 0941e6bed054..90876a6cada2 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -730,7 +730,7 @@ config IOMMU_HELPER
config MAXSMP
bool "Enable Maximum number of SMP Processors and NUMA Nodes"
depends on X86_64 && SMP && DEBUG_KERNEL && EXPERIMENTAL
- 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.