1 # SPDX-License-Identifier: GPL-2.0 !! 1 ifdef CONFIG_FUNCTION_TRACER
2 !! 2 CFLAGS_REMOVE_clock.o = $(CC_FLAGS_FTRACE)
3 # The compilers are complaining about unused v !! 3 endif
4 # block. This is daft, shut them up. <<
5 ccflags-y += $(call cc-disable-warning, unused <<
6 <<
7 # These files are disabled because they produc <<
8 # that is not a function of syscall inputs. E. <<
9 KCOV_INSTRUMENT := n <<
10 <<
11 # Disable KCSAN to avoid excessive noise and p <<
12 # false positives ensure barriers implied by s <<
13 KCSAN_SANITIZE := n <<
14 KCSAN_INSTRUMENT_BARRIERS := y <<
15 4
16 ifneq ($(CONFIG_SCHED_OMIT_FRAME_POINTER),y) 5 ifneq ($(CONFIG_SCHED_OMIT_FRAME_POINTER),y)
17 # According to Alan Modra <alan@linuxcare.com.a 6 # According to Alan Modra <alan@linuxcare.com.au>, the -fno-omit-frame-pointer is
18 # needed for x86 only. Why this used to be en 7 # needed for x86 only. Why this used to be enabled for all architectures is beyond
19 # me. I suspect most platforms don't need thi 8 # me. I suspect most platforms don't need this, but until we know that for sure
20 # I turn this off for IA-64 only. Andreas Sch 9 # I turn this off for IA-64 only. Andreas Schwab says it's also needed on m68k
21 # to get a correct value for the wait-channel 10 # to get a correct value for the wait-channel (WCHAN in ps). --davidm
22 CFLAGS_core.o := $(PROFILING) -fno-omit-frame- 11 CFLAGS_core.o := $(PROFILING) -fno-omit-frame-pointer
23 endif 12 endif
24 13
25 # !! 14 obj-y += core.o loadavg.o clock.o cputime.o
26 # Build efficiency: !! 15 obj-y += idle_task.o fair.o rt.o deadline.o stop_task.o
27 # !! 16 obj-y += wait.o completion.o idle.o
28 # These compilation units have roughly the sam !! 17 obj-$(CONFIG_SMP) += cpupri.o cpudeadline.o
29 # build parallelizes well and finishes roughly !! 18 obj-$(CONFIG_SCHED_AUTOGROUP) += auto_group.o
30 # !! 19 obj-$(CONFIG_SCHEDSTATS) += stats.o
31 obj-y += core.o !! 20 obj-$(CONFIG_SCHED_DEBUG) += debug.o
32 obj-y += fair.o !! 21 obj-$(CONFIG_CGROUP_CPUACCT) += cpuacct.o
33 obj-y += build_policy.o <<
34 obj-y += build_utility.o <<
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