37b47298ab
The compilers can't deal with obvious DCE vs that warning, resulting
in code like:
if (0) {
sched sched_statistics *stats;
stats = __schedstats_from_se(se);
...
}
triggering the warning. Kill the warning to make the robots stop
reporting this.
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Nathan Chancellor <nathan@kernel.org>
Link: https://lkml.kernel.org/r/YWWPLnaZGybHsTkv@hirez.programming.kicks-ass.net
44 lines
1.8 KiB
Makefile
44 lines
1.8 KiB
Makefile
# SPDX-License-Identifier: GPL-2.0
|
|
ifdef CONFIG_FUNCTION_TRACER
|
|
CFLAGS_REMOVE_clock.o = $(CC_FLAGS_FTRACE)
|
|
endif
|
|
|
|
# The compilers are complaining about unused variables inside an if(0) scope
|
|
# block. This is daft, shut them up.
|
|
ccflags-y += $(call cc-disable-warning, unused-but-set-variable)
|
|
|
|
# These files are disabled because they produce non-interesting flaky coverage
|
|
# that is not a function of syscall inputs. E.g. involuntary context switches.
|
|
KCOV_INSTRUMENT := n
|
|
|
|
# There are numerous data races here, however, most of them are due to plain accesses.
|
|
# This would make it even harder for syzbot to find reproducers, because these
|
|
# bugs trigger without specific input. Disable by default, but should re-enable
|
|
# eventually.
|
|
KCSAN_SANITIZE := n
|
|
|
|
ifneq ($(CONFIG_SCHED_OMIT_FRAME_POINTER),y)
|
|
# According to Alan Modra <alan@linuxcare.com.au>, the -fno-omit-frame-pointer is
|
|
# needed for x86 only. Why this used to be enabled for all architectures is beyond
|
|
# me. I suspect most platforms don't need this, but until we know that for sure
|
|
# I turn this off for IA-64 only. Andreas Schwab says it's also needed on m68k
|
|
# to get a correct value for the wait-channel (WCHAN in ps). --davidm
|
|
CFLAGS_core.o := $(PROFILING) -fno-omit-frame-pointer
|
|
endif
|
|
|
|
obj-y += core.o loadavg.o clock.o cputime.o
|
|
obj-y += idle.o fair.o rt.o deadline.o
|
|
obj-y += wait.o wait_bit.o swait.o completion.o
|
|
|
|
obj-$(CONFIG_SMP) += cpupri.o cpudeadline.o topology.o stop_task.o pelt.o
|
|
obj-$(CONFIG_SCHED_AUTOGROUP) += autogroup.o
|
|
obj-$(CONFIG_SCHEDSTATS) += stats.o
|
|
obj-$(CONFIG_SCHED_DEBUG) += debug.o
|
|
obj-$(CONFIG_CGROUP_CPUACCT) += cpuacct.o
|
|
obj-$(CONFIG_CPU_FREQ) += cpufreq.o
|
|
obj-$(CONFIG_CPU_FREQ_GOV_SCHEDUTIL) += cpufreq_schedutil.o
|
|
obj-$(CONFIG_MEMBARRIER) += membarrier.o
|
|
obj-$(CONFIG_CPU_ISOLATION) += isolation.o
|
|
obj-$(CONFIG_PSI) += psi.o
|
|
obj-$(CONFIG_SCHED_CORE) += core_sched.o
|