perf tools: Allow to link with libbpf dynamicaly

[sfrench/cifs-2.6.git] / tools / perf / Makefile.perf

diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf
index 902c792f326a517b50111eb7d1f77a19bf1dce9a..eae5d5e95952765c186de6b2488c40542c31508b 100644 (file)
--- a/tools/perf/Makefile.perf
+++ b/tools/perf/Makefile.perf
@@ -114,6 +114,10 @@ include ../scripts/utilities.mak
 # Define NO_LIBZSTD if you do not want support of Zstandard based runtime
 # trace compression in record mode.
 #
+# Define TCMALLOC to enable tcmalloc heap profiling.
+#
+# Define LIBBPF_DYNAMIC to enable libbpf dynamic linking.
+#
 
 # As per kernel Makefile, avoid funny character set dependencies
 unexport LC_ALL
@@ -358,7 +362,9 @@ export PERL_PATH
 
 PERFLIBS = $(LIBAPI) $(LIBTRACEEVENT) $(LIBSUBCMD) $(LIBPERF)
 ifndef NO_LIBBPF
-  PERFLIBS += $(LIBBPF)
+  ifndef LIBBPF_DYNAMIC
+    PERFLIBS += $(LIBBPF)
+  endif
 endif
 
 # We choose to avoid "if .. else if .. else .. endif endif"
@@ -407,6 +413,7 @@ linux_uapi_dir := $(srctree)/tools/include/uapi/linux
 asm_generic_uapi_dir := $(srctree)/tools/include/uapi/asm-generic
 arch_asm_uapi_dir := $(srctree)/tools/arch/$(SRCARCH)/include/uapi/asm/
 x86_arch_asm_uapi_dir := $(srctree)/tools/arch/x86/include/uapi/asm/
+x86_arch_asm_dir := $(srctree)/tools/arch/x86/include/asm/
 
 beauty_outdir := $(OUTPUT)trace/beauty/generated
 beauty_ioctl_outdir := $(beauty_outdir)/ioctl
@@ -543,6 +550,18 @@ x86_arch_prctl_code_tbl := $(srctree)/tools/perf/trace/beauty/x86_arch_prctl.sh
 $(x86_arch_prctl_code_array): $(x86_arch_asm_uapi_dir)/prctl.h $(x86_arch_prctl_code_tbl)
        $(Q)$(SHELL) '$(x86_arch_prctl_code_tbl)' $(x86_arch_asm_uapi_dir) > $@
 
+x86_arch_irq_vectors_array := $(beauty_outdir)/x86_arch_irq_vectors_array.c
+x86_arch_irq_vectors_tbl := $(srctree)/tools/perf/trace/beauty/tracepoints/x86_irq_vectors.sh
+
+$(x86_arch_irq_vectors_array): $(x86_arch_asm_dir)/irq_vectors.h $(x86_arch_irq_vectors_tbl)
+       $(Q)$(SHELL) '$(x86_arch_irq_vectors_tbl)' $(x86_arch_asm_dir) > $@
+
+x86_arch_MSRs_array := $(beauty_outdir)/x86_arch_MSRs_array.c
+x86_arch_MSRs_tbl := $(srctree)/tools/perf/trace/beauty/tracepoints/x86_msr.sh
+
+$(x86_arch_MSRs_array): $(x86_arch_asm_dir)/msr-index.h $(x86_arch_MSRs_tbl)
+       $(Q)$(SHELL) '$(x86_arch_MSRs_tbl)' $(x86_arch_asm_dir) > $@
+
 rename_flags_array := $(beauty_outdir)/rename_flags_array.c
 rename_flags_tbl := $(srctree)/tools/perf/trace/beauty/rename_flags.sh
 
@@ -677,6 +696,8 @@ prepare: $(OUTPUT)PERF-VERSION-FILE $(OUTPUT)common-cmds.h archheaders $(drm_ioc
        $(perf_ioctl_array) \
        $(prctl_option_array) \
        $(usbdevfs_ioctl_array) \
+       $(x86_arch_irq_vectors_array) \
+       $(x86_arch_MSRs_array) \
        $(x86_arch_prctl_code_array) \
        $(rename_flags_array) \
        $(arch_errno_name_array) \
@@ -761,7 +782,7 @@ $(LIBBPF)-clean:
        $(Q)$(MAKE) -C $(BPF_DIR) O=$(OUTPUT) clean >/dev/null
 
 $(LIBPERF): FORCE
-       $(Q)$(MAKE) -C $(LIBPERF_DIR) O=$(OUTPUT) $(OUTPUT)libperf.a
+       $(Q)$(MAKE) -C $(LIBPERF_DIR) EXTRA_CFLAGS="$(LIBPERF_CFLAGS)" O=$(OUTPUT) $(OUTPUT)libperf.a
 
 $(LIBPERF)-clean:
        $(call QUIET_CLEAN, libperf)
@@ -981,6 +1002,8 @@ clean:: $(LIBTRACEEVENT)-clean $(LIBAPI)-clean $(LIBBPF)-clean $(LIBSUBCMD)-clea
                $(OUTPUT)$(perf_ioctl_array) \
                $(OUTPUT)$(prctl_option_array) \
                $(OUTPUT)$(usbdevfs_ioctl_array) \
+               $(OUTPUT)$(x86_arch_irq_vectors_array) \
+               $(OUTPUT)$(x86_arch_MSRs_array) \
                $(OUTPUT)$(x86_arch_prctl_code_array) \
                $(OUTPUT)$(rename_flags_array) \
                $(OUTPUT)$(arch_errno_name_array) \