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authorHeiko Carstens <heiko.carstens@de.ibm.com>2016-12-07 10:38:36 +0100
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2016-12-12 12:11:26 +0100
commit82897ede9235d31c50074ce1da81828aa2f3d70c (patch)
tree67cabe02112350c880ac6a3833e569f88235b9fe
parentd543a106f96d6f15e4507cf349128912d44356d9 (diff)
s390: cleanup arch/s390/kernel Makefile
Group all compiler flag modification lines together and sort them alphabetically. This should hopefully prevent future bugs due to missing flag modifications. Also fix indentation at some places. Reviewed-by: Peter Oberparleiter <oberpar@linux.vnet.ibm.com> Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
-rw-r--r--arch/s390/kernel/Makefile66
1 files changed, 36 insertions, 30 deletions
diff --git a/arch/s390/kernel/Makefile b/arch/s390/kernel/Makefile
index 18bd8ccd2d21..36b5101c8606 100644
--- a/arch/s390/kernel/Makefile
+++ b/arch/s390/kernel/Makefile
@@ -2,20 +2,47 @@
# Makefile for the linux kernel.
#
-KCOV_INSTRUMENT_early.o := n
-KCOV_INSTRUMENT_sclp.o := n
-KCOV_INSTRUMENT_als.o := n
-
ifdef CONFIG_FUNCTION_TRACER
-# Don't trace early setup code and tracing code
-CFLAGS_REMOVE_early.o = $(CC_FLAGS_FTRACE)
-CFLAGS_REMOVE_ftrace.o = $(CC_FLAGS_FTRACE)
+
+# Do not trace tracer code
+CFLAGS_REMOVE_ftrace.o = $(CC_FLAGS_FTRACE)
+
+# Do not trace early setup code
+CFLAGS_REMOVE_als.o = $(CC_FLAGS_FTRACE)
+CFLAGS_REMOVE_early.o = $(CC_FLAGS_FTRACE)
+CFLAGS_REMOVE_sclp.o = $(CC_FLAGS_FTRACE)
+
+endif
+
+GCOV_PROFILE_als.o := n
+GCOV_PROFILE_early.o := n
+GCOV_PROFILE_sclp.o := n
+
+KCOV_INSTRUMENT_als.o := n
+KCOV_INSTRUMENT_early.o := n
+KCOV_INSTRUMENT_sclp.o := n
+
+UBSAN_SANITIZE_als.o := n
+UBSAN_SANITIZE_early.o := n
+UBSAN_SANITIZE_sclp.o := n
+
+#
+# Use -march=z900 for sclp.c and als.c to be able to print an error
+# message if the kernel is started on a machine which is too old
+#
+ifneq ($(CC_FLAGS_MARCH),-march=z900)
+CFLAGS_REMOVE_als.o += $(CC_FLAGS_MARCH)
+CFLAGS_als.o += -march=z900
+CFLAGS_REMOVE_sclp.o += $(CC_FLAGS_MARCH)
+CFLAGS_sclp.o += -march=z900
+AFLAGS_REMOVE_head.o += $(CC_FLAGS_MARCH)
+AFLAGS_head.o += -march=z900
endif
#
# Passing null pointers is ok for smp code, since we access the lowcore here.
#
-CFLAGS_smp.o := -Wno-nonnull
+CFLAGS_smp.o := -Wno-nonnull
#
# Disable tailcall optimizations for stack / callchain walking functions
@@ -30,28 +57,7 @@ CFLAGS_dumpstack.o += -fno-optimize-sibling-calls
#
CFLAGS_ptrace.o += -DUTS_MACHINE='"$(UTS_MACHINE)"'
-CFLAGS_sysinfo.o += -w
-
-#
-# Use -march=z900 for sclp.c and als.c to be able to print an error
-# message if the kernel is started on a machine which is too old
-#
-CFLAGS_REMOVE_sclp.o = $(CC_FLAGS_FTRACE)
-CFLAGS_REMOVE_als.o = $(CC_FLAGS_FTRACE)
-ifneq ($(CC_FLAGS_MARCH),-march=z900)
-CFLAGS_REMOVE_sclp.o += $(CC_FLAGS_MARCH)
-CFLAGS_sclp.o += -march=z900
-CFLAGS_REMOVE_als.o += $(CC_FLAGS_MARCH)
-CFLAGS_als.o += -march=z900
-AFLAGS_REMOVE_head.o += $(CC_FLAGS_MARCH)
-AFLAGS_head.o += -march=z900
-endif
-GCOV_PROFILE_early.o := n
-GCOV_PROFILE_sclp.o := n
-GCOV_PROFILE_als.o := n
-UBSAN_SANITIZE_als.o := n
-UBSAN_SANITIZE_early.o := n
-UBSAN_SANITIZE_sclp.o := n
+CFLAGS_sysinfo.o += -w
obj-y := traps.o time.o process.o base.o early.o setup.o idle.o vtime.o
obj-y += processor.o sys_s390.o ptrace.o signal.o cpcmd.o ebcdic.o nmi.o

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