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-rw-r--r--arch/arm/Kconfig3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index ab3740ec79a3..0e53586543f5 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -29,6 +29,7 @@ config ARM
select HAVE_GENERIC_HARDIRQS
select HAVE_SPARSE_IRQ
select GENERIC_IRQ_SHOW
+ select IRQ_FORCED_THREADING
select CPU_PM if (SUSPEND || CPU_IDLE)
help
The ARM series is a line of low-power-consumption RISC chip designs
@@ -1667,7 +1668,7 @@ config HAVE_ARCH_PFN_VALID
config HIGHMEM
bool "High Memory Support"
- depends on MMU
+ depends on MMU && !PREEMPT_RT_FULL
help
The address space of ARM processors is only 4 Gigabytes large
and it has to accommodate user address space, kernel address