60 lines
1.8 KiB
Diff
60 lines
1.8 KiB
Diff
Subject: kconfig: Add PREEMPT_RT_FULL
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From: Thomas Gleixner <tglx@linutronix.de>
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Date: Wed, 29 Jun 2011 14:58:57 +0200
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Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.1-rt3.tar.xz
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Introduce the final symbol for PREEMPT_RT_FULL.
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Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
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---
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init/Makefile | 2 +-
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kernel/Kconfig.preempt | 8 ++++++++
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scripts/mkcompile_h | 4 +++-
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3 files changed, 12 insertions(+), 2 deletions(-)
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--- a/init/Makefile
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+++ b/init/Makefile
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@@ -34,4 +34,4 @@ mounts-$(CONFIG_BLK_DEV_MD) += do_mounts
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include/generated/compile.h: FORCE
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@$($(quiet)chk_compile.h)
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$(Q)$(CONFIG_SHELL) $(srctree)/scripts/mkcompile_h $@ \
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- "$(UTS_MACHINE)" "$(CONFIG_SMP)" "$(CONFIG_PREEMPT)" "$(CC) $(KBUILD_CFLAGS)"
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+ "$(UTS_MACHINE)" "$(CONFIG_SMP)" "$(CONFIG_PREEMPT)" "$(CONFIG_PREEMPT_RT_FULL)" "$(CC) $(KBUILD_CFLAGS)"
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--- a/kernel/Kconfig.preempt
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+++ b/kernel/Kconfig.preempt
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@@ -69,6 +69,14 @@ config PREEMPT_RTB
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enables changes which are preliminary for the full preemptible
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RT kernel.
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+config PREEMPT_RT_FULL
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+ bool "Fully Preemptible Kernel (RT)"
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+ depends on IRQ_FORCED_THREADING
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+ select PREEMPT_RT_BASE
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+ select PREEMPT_RCU
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+ help
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+ All and everything
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+
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endchoice
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config PREEMPT_COUNT
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--- a/scripts/mkcompile_h
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+++ b/scripts/mkcompile_h
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@@ -5,7 +5,8 @@ TARGET=$1
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ARCH=$2
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SMP=$3
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PREEMPT=$4
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-CC=$5
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+RT=$5
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+CC=$6
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vecho() { [ "${quiet}" = "silent_" ] || echo "$@" ; }
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@@ -53,6 +54,7 @@ UTS_VERSION="#$VERSION"
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CONFIG_FLAGS=""
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if [ -n "$SMP" ] ; then CONFIG_FLAGS="SMP"; fi
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if [ -n "$PREEMPT" ] ; then CONFIG_FLAGS="$CONFIG_FLAGS PREEMPT"; fi
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+if [ -n "$RT" ] ; then CONFIG_FLAGS="$CONFIG_FLAGS RT"; fi
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UTS_VERSION="$UTS_VERSION $CONFIG_FLAGS $TIMESTAMP"
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# Truncate to maximum length
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