From: Thomas Gleixner Date: Wed, 29 Jun 2011 14:58:57 +0200 Subject: [PATCH 149/351] kconfig: Add PREEMPT_RT_FULL Origin: https://git.kernel.org/cgit/linux/kernel/git/rt/linux-stable-rt.git/commit?id=50403d3662b97dc86aad24ce9aaf70eac7243e9d Introduce the final symbol for PREEMPT_RT_FULL. Signed-off-by: Thomas Gleixner --- 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