From aa3fe58908ce08322c829e4cd448560f9a06c73b Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Fri, 11 Oct 2019 13:14:29 +0200
Subject: [PATCH 149/158] ARM: Allow to enable RT

Allow to select RT.

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
 arch/arm/Kconfig | 2 ++
 1 file changed, 2 insertions(+)

Index: linux-5.15.19-rt29/arch/arm/Kconfig
===================================================================
--- linux-5.15.19-rt29.orig/arch/arm/Kconfig
+++ linux-5.15.19-rt29/arch/arm/Kconfig
@@ -32,6 +32,7 @@ config ARM
 	select ARCH_OPTIONAL_KERNEL_RWX_DEFAULT if CPU_V7
 	select ARCH_SUPPORTS_ATOMIC_RMW
 	select ARCH_SUPPORTS_HUGETLBFS if ARM_LPAE
+	select ARCH_SUPPORTS_RT if HAVE_POSIX_CPU_TIMERS_TASK_WORK
 	select ARCH_USE_BUILTIN_BSWAP
 	select ARCH_USE_CMPXCHG_LOCKREF
 	select ARCH_USE_MEMTEST
@@ -125,6 +126,7 @@ config ARM
 	select OLD_SIGSUSPEND3
 	select PCI_SYSCALL if PCI
 	select PERF_USE_VMALLOC
+	select HAVE_POSIX_CPU_TIMERS_TASK_WORK if !KVM
 	select RTC_LIB
 	select SYS_SUPPORTS_APM_EMULATION
 	select TRACE_IRQFLAGS_SUPPORT if !CPU_V7M