Commit bd5bdd87 authored by Sam Ravnborg's avatar Sam Ravnborg

kbuild: "PREEMPT" in UTS_VERSION

From: Matt Mackall <mpm@selenic.com>

Add PREEMPT to UTS_VERSION where enabled as is done for SMP to make
preempt kernels easily identifiable.
Added SMP PREEMPT as comment in compile.h to force it to be
updated when they change (sam).
Signed-off-by: default avatarMatt Mackall <mpm@selenic.com>
Signed-off-by: default avatarSam Ravnborg <sam@ravnborg.org>
parent 6d30e3a8
......@@ -25,4 +25,5 @@ $(obj)/version.o: include/linux/compile.h
include/linux/compile.h: FORCE
@echo ' CHK $@'
@$(CONFIG_SHELL) $(srctree)/scripts/mkcompile_h $@ "$(UTS_MACHINE)" "$(CONFIG_SMP)" "$(CC) $(CFLAGS)"
$(Q)$(CONFIG_SHELL) $(srctree)/scripts/mkcompile_h $@ \
"$(UTS_MACHINE)" "$(CONFIG_SMP)" "$(CONFIG_PREEMPT)" "$(CC) $(CFLAGS)"
TARGET=$1
ARCH=$2
SMP=$3
CC=$4
PREEMPT=$4
CC=$5
# If compile.h exists already and we don't own autoconf.h
# (i.e. we're not the same user who did make *config), don't
......@@ -26,8 +27,10 @@ fi
UTS_VERSION="#$VERSION"
if [ -n "$SMP" ] ; then UTS_VERSION="$UTS_VERSION SMP"; fi
UTS_VERSION="$UTS_VERSION `LC_ALL=C LANG=C date`"
CONFIG_FLAGS=""
if [ -n "$SMP" ] ; then CONFIG_FLAGS="SMP"; fi
if [ -n "$PREEMPT" ] ; then CONFIG_FLAGS="$CONFIG_FLAGS PREEMPT"; fi
UTS_VERSION="$UTS_VERSION $CONFIG_FLAGS `LC_ALL=C LANG=C date`"
# Truncate to maximum length
......@@ -37,7 +40,8 @@ UTS_TRUNCATE="sed -e s/\(.\{1,$UTS_LEN\}\).*/\1/"
# Generate a temporary compile.h
( echo /\* This file is auto generated, version $VERSION \*/
if [ -n "$CONFIG_FLAGS" ] ; then echo "/* $CONFIG_FLAGS */"; fi
echo \#define UTS_MACHINE \"$ARCH\"
echo \#define UTS_VERSION \"`echo $UTS_VERSION | $UTS_TRUNCATE`\"
......
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