1# 2# Makefile for the linux kernel. 3# 4 5ifdef CONFIG_FUNCTION_TRACER 6# Don't trace early setup code and tracing code 7CFLAGS_REMOVE_early.o = -pg 8CFLAGS_REMOVE_ftrace.o = -pg 9endif 10 11# 12# Passing null pointers is ok for smp code, since we access the lowcore here. 13# 14CFLAGS_smp.o := -Wno-nonnull 15 16# 17# Disable tailcall optimizations for stack / callchain walking functions 18# since this might generate broken code when accessing register 15 and 19# passing its content to other functions. 20# 21CFLAGS_stacktrace.o += -fno-optimize-sibling-calls 22CFLAGS_dumpstack.o += -fno-optimize-sibling-calls 23 24# 25# Pass UTS_MACHINE for user_regset definition 26# 27CFLAGS_ptrace.o += -DUTS_MACHINE='"$(UTS_MACHINE)"' 28 29CFLAGS_sysinfo.o += -Iinclude/math-emu -Iarch/s390/math-emu -w 30 31obj-y := traps.o time.o process.o base.o early.o setup.o vtime.o 32obj-y += processor.o sys_s390.o ptrace.o signal.o cpcmd.o ebcdic.o nmi.o 33obj-y += debug.o irq.o ipl.o dis.o diag.o sclp.o vdso.o 34obj-y += sysinfo.o jump_label.o lgr.o os_info.o machine_kexec.o pgm_check.o 35obj-y += dumpstack.o 36 37obj-y += $(if $(CONFIG_64BIT),entry64.o,entry.o) 38obj-y += $(if $(CONFIG_64BIT),reipl64.o,reipl.o) 39obj-y += $(if $(CONFIG_64BIT),relocate_kernel64.o,relocate_kernel.o) 40 41extra-y += head.o vmlinux.lds 42extra-y += $(if $(CONFIG_64BIT),head64.o,head31.o) 43 44obj-$(CONFIG_MODULES) += s390_ksyms.o module.o 45obj-$(CONFIG_SMP) += smp.o 46obj-$(CONFIG_SCHED_BOOK) += topology.o 47obj-$(CONFIG_HIBERNATION) += suspend.o swsusp_asm64.o 48obj-$(CONFIG_AUDIT) += audit.o 49compat-obj-$(CONFIG_AUDIT) += compat_audit.o 50obj-$(CONFIG_COMPAT) += compat_linux.o compat_signal.o \ 51 compat_wrapper.o compat_exec_domain.o \ 52 $(compat-obj-y) 53 54obj-$(CONFIG_STACKTRACE) += stacktrace.o 55obj-$(CONFIG_KPROBES) += kprobes.o 56obj-$(CONFIG_FUNCTION_TRACER) += $(if $(CONFIG_64BIT),mcount64.o,mcount.o) 57obj-$(CONFIG_DYNAMIC_FTRACE) += ftrace.o 58obj-$(CONFIG_FUNCTION_GRAPH_TRACER) += ftrace.o 59obj-$(CONFIG_FTRACE_SYSCALLS) += ftrace.o 60obj-$(CONFIG_CRASH_DUMP) += crash_dump.o 61 62ifdef CONFIG_64BIT 63obj-$(CONFIG_PERF_EVENTS) += perf_event.o perf_cpum_cf.o \ 64 perf_cpum_cf_events.o 65obj-y += runtime_instr.o cache.o 66endif 67 68# vdso 69obj-$(CONFIG_64BIT) += vdso64/ 70obj-$(CONFIG_32BIT) += vdso32/ 71obj-$(CONFIG_COMPAT) += vdso32/ 72