From 484511a754ae9320cc61d583c24e811d3cc476ff Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 29 Jun 2011 14:58:57 +0200
Subject: [PATCH 149/347] kconfig: Add PREEMPT_RT_FULL
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.246-rt110.tar.xz

Introduce the final symbol for PREEMPT_RT_FULL.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
 init/Makefile          | 2 +-
 kernel/Kconfig.preempt | 8 ++++++++
 scripts/mkcompile_h    | 4 +++-
 3 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/init/Makefile b/init/Makefile
index a3e5ce2bcf08..7779232563ae 100644
--- a/init/Makefile
+++ b/init/Makefile
@@ -34,4 +34,4 @@ $(obj)/version.o: include/generated/compile.h
 include/generated/compile.h: FORCE
 	@$($(quiet)chk_compile.h)
 	$(Q)$(CONFIG_SHELL) $(srctree)/scripts/mkcompile_h $@ \
-	"$(UTS_MACHINE)" "$(CONFIG_SMP)" "$(CONFIG_PREEMPT)" "$(CC) $(KBUILD_CFLAGS)"
+	"$(UTS_MACHINE)" "$(CONFIG_SMP)" "$(CONFIG_PREEMPT)" "$(CONFIG_PREEMPT_RT_FULL)" "$(CC) $(KBUILD_CFLAGS)"
diff --git a/kernel/Kconfig.preempt b/kernel/Kconfig.preempt
index 027db5976c2f..907d72b3ba95 100644
--- a/kernel/Kconfig.preempt
+++ b/kernel/Kconfig.preempt
@@ -69,6 +69,14 @@ config PREEMPT_RTB
 	  enables changes which are preliminary for the full preemptible
 	  RT kernel.
 
+config PREEMPT_RT_FULL
+	bool "Fully Preemptible Kernel (RT)"
+	depends on IRQ_FORCED_THREADING
+	select PREEMPT_RT_BASE
+	select PREEMPT_RCU
+	help
+	  All and everything
+
 endchoice
 
 config PREEMPT_COUNT
diff --git a/scripts/mkcompile_h b/scripts/mkcompile_h
index 662fe19da990..089200debc38 100755
--- a/scripts/mkcompile_h
+++ b/scripts/mkcompile_h
@@ -5,7 +5,8 @@ TARGET=$1
 ARCH=$2
 SMP=$3
 PREEMPT=$4
-CC=$5
+RT=$5
+CC=$6
 
 vecho() { [ "${quiet}" = "silent_" ] || echo "$@" ; }
 
@@ -53,6 +54,7 @@ UTS_VERSION="#$VERSION"
 CONFIG_FLAGS=""
 if [ -n "$SMP" ] ; then CONFIG_FLAGS="SMP"; fi
 if [ -n "$PREEMPT" ] ; then CONFIG_FLAGS="$CONFIG_FLAGS PREEMPT"; fi
+if [ -n "$RT" ] ; then CONFIG_FLAGS="$CONFIG_FLAGS RT"; fi
 UTS_VERSION="$UTS_VERSION $CONFIG_FLAGS $TIMESTAMP"
 
 # Truncate to maximum length
-- 
2.36.1