Makefile

 1# SPDX-License-Identifier: GPL-2.0
 2#
 3# Makefile for the powerpc trace subsystem
 4#
 5
 6ifdef CONFIG_FUNCTION_TRACER
 7# do not trace tracer code
 8CFLAGS_REMOVE_ftrace.o = $(CC_FLAGS_FTRACE)
 9CFLAGS_REMOVE_ftrace_64_pg.o = $(CC_FLAGS_FTRACE)
10endif
11
12ifdef CONFIG_FUNCTION_TRACER
13obj32-y					+= ftrace.o ftrace_entry.o
14ifeq ($(CONFIG_MPROFILE_KERNEL)$(CONFIG_ARCH_USING_PATCHABLE_FUNCTION_ENTRY),)
15obj64-y					+= ftrace_64_pg.o ftrace_64_pg_entry.o
16else
17obj64-y					+= ftrace.o ftrace_entry.o
18endif
19endif
20
21obj-$(CONFIG_TRACING)			+= trace_clock.o
22
23obj-$(CONFIG_PPC64)			+= $(obj64-y)
24obj-$(CONFIG_PPC32)			+= $(obj32-y)
25
26# Disable GCOV, KCOV & sanitizers in odd or sensitive code
27GCOV_PROFILE_ftrace.o := n
28KCOV_INSTRUMENT_ftrace.o := n
29KCSAN_SANITIZE_ftrace.o := n
30UBSAN_SANITIZE_ftrace.o := n
31GCOV_PROFILE_ftrace_64_pg.o := n
32KCOV_INSTRUMENT_ftrace_64_pg.o := n
33KCSAN_SANITIZE_ftrace_64_pg.o := n
34UBSAN_SANITIZE_ftrace_64_pg.o := n