Jetpack/kernel/kernel-4.9/rt-patches/0072-kconfig-Add-PREEMPT_RT...

69 lines
2.0 KiB
Diff

From f6c608d8a57436c2abda9a7960eb38679eb6d6ce Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 29 Jun 2011 14:58:57 +0200
Subject: [PATCH 072/352] kconfig: Add PREEMPT_RT_FULL
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 d210b23..f646247 100644
--- a/init/Makefile
+++ b/init/Makefile
@@ -33,4 +33,4 @@ silent_chk_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 c669134..f8a2982 100644
--- a/kernel/Kconfig.preempt
+++ b/kernel/Kconfig.preempt
@@ -67,6 +67,14 @@ 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 6fdc97e..523e042 100755
--- a/scripts/mkcompile_h
+++ b/scripts/mkcompile_h
@@ -4,7 +4,8 @@ TARGET=$1
ARCH=$2
SMP=$3
PREEMPT=$4
-CC=$5
+RT=$5
+CC=$6
vecho() { [ "${quiet}" = "silent_" ] || echo "$@" ; }
@@ -57,6 +58,7 @@ UTS_VERSION="#$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
--
2.7.4