diff options
Diffstat (limited to 'meta/recipes-kernel/perf')
-rw-r--r-- | meta/recipes-kernel/perf/perf.bb | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/meta/recipes-kernel/perf/perf.bb b/meta/recipes-kernel/perf/perf.bb index 868cde7353..2beb404c03 100644 --- a/meta/recipes-kernel/perf/perf.bb +++ b/meta/recipes-kernel/perf/perf.bb @@ -81,6 +81,7 @@ EXTRA_OEMAKE = '\ AR="${AR}" \ LD="${LD}" \ EXTRA_CFLAGS="-ldw" \ + YFLAGS='-y --file-prefix-map=${WORKDIR}=/usr/src/debug/${PN}/${EXTENDPE}${PV}-${PR}' \ EXTRA_LDFLAGS="${PERF_EXTRA_LDFLAGS}" \ perfexecdir=${libexecdir} \ NO_GTK2=1 \ @@ -214,6 +215,43 @@ do_configure_prepend () { ${S}/tools/build/Makefile.build fi + # start reproducibility substitutions + if [ -e "${S}/tools/perf/Makefile.config" ]; then + # The following line in the Makefle: + # override PYTHON := $(call get-executable-or-default,PYTHON,$(PYTHON_AUTO)) + # "PYTHON" / "PYTHON_AUTO" have the full path as part of the variable. We've + # ensure that the environment is setup and we do not need the full path to be + # captured, since the symbol gets built into the executable, making it not + # reproducible. + sed -i -e 's,$(call get-executable-or-default\,PYTHON\,$(PYTHON_AUTO)),$(notdir $(call get-executable-or-default\,PYTHON\,$(PYTHON_AUTO))),g' \ + ${S}/tools/perf/Makefile.config + + # The following line: + # srcdir_SQ = $(patsubst %tools/perf,tools/perf,$(subst ','\'',$(srcdir))), + # Captures the full src path of perf, which of course makes it not + # reproducible. We really only need the relative location 'tools/perf', so we + # change the Makefile line to remove everything before 'tools/perf' + sed -i -e "s%srcdir_SQ = \$(subst ','\\\'',\$(srcdir))%srcdir_SQ = \$(patsubst \%tools/perf,tools/perf,\$(subst ','\\\'',\$(srcdir)))%g" \ + ${S}/tools/perf/Makefile.config + fi + if [ -e "${S}/tools/perf/tests/Build" ]; then + # OUTPUT is the full path, we have python on the path so we remove it from the + # definition. This is captured in the perf binary, so breaks reproducibility + sed -i -e 's,PYTHONPATH="BUILD_STR($(OUTPUT)python)",PYTHONPATH="BUILD_STR(python)",g' \ + ${S}/tools/perf/tests/Build + fi + if [ -e "${S}/tools/perf/util/Build" ]; then + # To avoid bison generating #ifdefs that have captured paths, we make sure + # all the calls have YFLAGS, which contains prefix mapping information. + sed -i -e 's,$(BISON),$(BISON) $(YFLAGS),g' ${S}/tools/perf/util/Build + fi + if [ -e "${S}/scripts/Makefile.host" ]; then + # To avoid yacc (bison) generating #ifdefs that have captured paths, we make sure + # all the calls have YFLAGS, which contains prefix mapping information. + sed -i -e 's,$(YACC),$(YACC) $(YFLAGS),g' ${S}/scripts/Makefile.host + fi + # end reproducibility substitutions + # We need to ensure the --sysroot option in CC is preserved if [ -e "${S}/tools/perf/Makefile.perf" ]; then sed -i 's,CC = $(CROSS_COMPILE)gcc,#CC,' ${S}/tools/perf/Makefile.perf |