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Message-ID: <Y3UcILLB2qsm4x7x@kernel.org>
Date: Wed, 16 Nov 2022 14:21:36 -0300
From: Arnaldo Carvalho de Melo <acme@...nel.org>
To: Ian Rogers <irogers@...gle.com>
Cc: Peter Zijlstra <peterz@...radead.org>,
Ingo Molnar <mingo@...hat.com>,
Mark Rutland <mark.rutland@....com>,
Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
Jiri Olsa <jolsa@...nel.org>,
Namhyung Kim <namhyung@...nel.org>,
Masahiro Yamada <masahiroy@...nel.org>,
Nicolas Schier <nicolas@...sle.eu>,
linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org,
bpf@...r.kernel.org, Nick Desaulniers <ndesaulniers@...gle.com>,
Andrii Nakryiko <andrii.nakryiko@...il.com>,
Stephane Eranian <eranian@...gle.com>
Subject: Re: [PATCH 0/1] Fix perf tools/lib includes
Em Wed, Nov 16, 2022 at 08:47:51AM -0800, Ian Rogers escreveu:
> On Wed, Nov 16, 2022 at 8:45 AM Ian Rogers <irogers@...gle.com> wrote:
> >
> > On Wed, Nov 16, 2022 at 7:23 AM Arnaldo Carvalho de Melo
> > <acme@...nel.org> wrote:
> > >
> > > Em Wed, Nov 16, 2022 at 12:19:27PM -0300, Arnaldo Carvalho de Melo escreveu:
> > > > Em Tue, Nov 15, 2022 at 11:22:10PM -0800, Ian Rogers escreveu:
> > > > > This patch replaces the last on kernel/git/acme/linux.git branch
> > > > > perf/tools-libs-includes and fixes the race issue by using the prepare
> > > > > dependency. pmu-events.c needs this dependency too, as the header
> > > > > files it includes also include libperf - using perpare as a dependency
> > > > > rather than $(LIBPERF) is more consistent with the rest of the makefile.
> > > > >
> > > > > Ian Rogers (1):
> > > > > perf build: Use tools/lib headers from install path
> > > >
> > > > Testing.
> > >
> > > ⬢[acme@...lbox perf]$ git log acme/perf/core.. --oneline
> > > 0a1e208afdccce71 (HEAD -> perf/tools-libs-includes) perf build: Use tools/lib headers from install path
> > > 17ca352f2aff834e perf cpumap: Tidy libperf includes
> > > fd3f518fc1140622 perf thread_map: Reduce exposure of libperf internal API
> > > bd560973c5d3b2a3 perf expr: Tidy hashmap dependency
> > > 84bec6f0b31fb2ac perf build: Install libsymbol locally when building
> > > 160be157eaba2a37 tool lib symbol: Add Makefile/Build
> > > a6e8caf5db2e1db8 tools lib perf: Add missing install headers
> > > 8d1f68bd76a6517c tools lib api: Add missing install headers
> > > ef019df01e207971 perf build: Install libtraceevent locally when building
> > > 91009a3a9913f275 perf build: Install libperf locally when building
> > > 00314c9bca8faad4 perf build: Install libapi locally when building
> > > 911920b06e6be3fa perf build: Install libsubcmd locally when building
> > > 630ae80ea1dd2536 tools lib subcmd: Add install target
> > > a6efaa2c89bf35c3 tools lib api: Add install target
> > > ⬢[acme@...lbox perf]$
> > >
> > > ⬢[acme@...lbox perf]$ git show
> > > commit 0a1e208afdccce7193cbe4031dfd255c89c425d6
> > > Author: Ian Rogers <irogers@...gle.com>
> > > Date: Tue Nov 15 23:22:11 2022 -0800
> > >
> > > perf build: Use tools/lib headers from install path
> > >
> > > Switch -I from tools/lib to the install path for the tools/lib
> > > libraries. Add the include_headers build targets to prepare target, as
> > > well as pmu-events.c compilation that dependes on libperf.
> > >
> > > Signed-off-by: Ian Rogers <irogers@...gle.com>
> > > Acked-by: Namhyung Kim <namhyung@...nel.org>
> > > Cc: Alexander Shishkin <alexander.shishkin@...ux.intel.com>
> > > Cc: Andrii Nakryiko <andrii.nakryiko@...il.com>
> > > Cc: Jiri Olsa <jolsa@...nel.org>
> > > Cc: Mark Rutland <mark.rutland@....com>
> > > Cc: Masahiro Yamada <masahiroy@...nel.org>
> > > Cc: Nick Desaulniers <ndesaulniers@...gle.com>
> > > Cc: Nicolas Schier <nicolas@...sle.eu>
> > > Cc: Peter Zijlstra <peterz@...radead.org>
> > > Cc: Stephane Eranian <eranian@...gle.com>
> > > Cc: bpf@...r.kernel.org
> > > Link: http://lore.kernel.org/lkml/20221109184914.1357295-15-irogers@google.com
> > > Link: http://lore.kernel.org/lkml/20221116072211.2837834-2-irogers@google.com
> > > Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
> > >
> > > diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config
> > > index a7f6c0669fae4d24..9cc3c48f32881c8b 100644
> > > --- a/tools/perf/Makefile.config
> > > +++ b/tools/perf/Makefile.config
> > > @@ -349,7 +349,6 @@ ifeq ($(DEBUG),0)
> > > endif
> > > endif
> > >
> > > -INC_FLAGS += -I$(srctree)/tools/lib/perf/include
> > > INC_FLAGS += -I$(src-perf)/util/include
> > > INC_FLAGS += -I$(src-perf)/arch/$(SRCARCH)/include
> > > INC_FLAGS += -I$(srctree)/tools/include/
> > > @@ -367,7 +366,6 @@ endif
> > >
> > > INC_FLAGS += -I$(src-perf)/util
> > > INC_FLAGS += -I$(src-perf)
> > > -INC_FLAGS += -I$(srctree)/tools/lib/
> > >
> > > CORE_CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
> > >
> > > diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf
> > > index 6c1a2a3ccc38195f..dd096aba4430e3e4 100644
> > > --- a/tools/perf/Makefile.perf
> > > +++ b/tools/perf/Makefile.perf
> > > @@ -305,6 +305,7 @@ LIBTRACEEVENT_INCLUDE = $(LIBTRACEEVENT_DESTDIR)/include
> > > LIBTRACEEVENT = $(LIBTRACEEVENT_OUTPUT)/libtraceevent.a
> > > export LIBTRACEEVENT
> > > LIBTRACEEVENT_DYNAMIC_LIST = $(LIBTRACEEVENT_PLUGINS_OUTPUT)/libtraceevent-dynamic-list
> > > +CFLAGS += -I$(LIBTRACEEVENT_OUTPUT)/include
> > >
> > > #
> > > # The static build has no dynsym table, so this does not work for
> > > @@ -322,6 +323,7 @@ LIBAPI_DESTDIR = $(LIBAPI_OUTPUT)
> > > LIBAPI_INCLUDE = $(LIBAPI_DESTDIR)/include
> > > LIBAPI = $(LIBAPI_OUTPUT)/libapi.a
> > > export LIBAPI
> > > +CFLAGS += -I$(LIBAPI_OUTPUT)/include
> > >
> > > ifneq ($(OUTPUT),)
> > > LIBBPF_OUTPUT = $(abspath $(OUTPUT))/libbpf
> > > @@ -331,6 +333,7 @@ endif
> > > LIBBPF_DESTDIR = $(LIBBPF_OUTPUT)
> > > LIBBPF_INCLUDE = $(LIBBPF_DESTDIR)/include
> > > LIBBPF = $(LIBBPF_OUTPUT)/libbpf.a
> > > +CFLAGS += -I$(LIBBPF_OUTPUT)/include
> > >
> > > ifneq ($(OUTPUT),)
> > > LIBSUBCMD_OUTPUT = $(abspath $(OUTPUT))/libsubcmd
> > > @@ -340,6 +343,7 @@ endif
> > > LIBSUBCMD_DESTDIR = $(LIBSUBCMD_OUTPUT)
> > > LIBSUBCMD_INCLUDE = $(LIBSUBCMD_DESTDIR)/include
> > > LIBSUBCMD = $(LIBSUBCMD_OUTPUT)/libsubcmd.a
> > > +CFLAGS += -I$(LIBSUBCMD_OUTPUT)/include
> > >
> > > ifneq ($(OUTPUT),)
> > > LIBSYMBOL_OUTPUT = $(abspath $(OUTPUT))/libsymbol
> > > @@ -349,6 +353,7 @@ endif
> > > LIBSYMBOL_DESTDIR = $(LIBSYMBOL_OUTPUT)
> > > LIBSYMBOL_INCLUDE = $(LIBSYMBOL_DESTDIR)/include
> > > LIBSYMBOL = $(LIBSYMBOL_OUTPUT)/libsymbol.a
> > > +CFLAGS += -I$(LIBSYMBOL_OUTPUT)/include
> > >
> > > ifneq ($(OUTPUT),)
> > > LIBPERF_OUTPUT = $(abspath $(OUTPUT))/libperf
> > > @@ -359,6 +364,7 @@ LIBPERF_DESTDIR = $(LIBPERF_OUTPUT)
> > > LIBPERF_INCLUDE = $(LIBPERF_DESTDIR)/include
> > > LIBPERF = $(LIBPERF_OUTPUT)/libperf.a
> > > export LIBPERF
> > > +CFLAGS += -I$(LIBPERF_OUTPUT)/include
> > >
> > > # python extension build directories
> > > PYTHON_EXTBUILD := $(OUTPUT)python_ext_build/
> > > @@ -691,7 +697,7 @@ build := -f $(srctree)/tools/build/Makefile.build dir=. obj
> > > $(PERF_IN): prepare FORCE
> > > $(Q)$(MAKE) $(build)=perf
> > >
> > > -$(PMU_EVENTS_IN): FORCE
> > > +$(PMU_EVENTS_IN): FORCE prepare
> > > $(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=pmu-events obj=pmu-events
> > >
> > > $(OUTPUT)perf: $(PERFLIBS) $(PERF_IN) $(PMU_EVENTS_IN) $(LIBTRACEEVENT_DYNAMIC_LIST)
> > > @@ -774,6 +780,12 @@ prepare: $(OUTPUT)PERF-VERSION-FILE $(OUTPUT)common-cmds.h archheaders $(drm_ioc
> > > $(rename_flags_array) \
> > > $(arch_errno_name_array) \
> > > $(sync_file_range_arrays) \
> > > + $(LIBAPI) \
> > > + $(LIBBPF) \
> > > + $(LIBPERF) \
> > > + $(LIBSUBCMD) \
> > > + $(LIBSYMBOL) \
> > > + $(LIBTRACEEVENT) \
> > > bpf-skel
> > >
> > > $(OUTPUT)%.o: %.c prepare FORCE
> > >
> > > ⬢[acme@...lbox perf]$ git log --oneline -1 ; time make -C tools/perf build-test
> > > 0a1e208afdccce71 (HEAD -> perf/tools-libs-includes) perf build: Use tools/lib headers from install path
> > > make: Entering directory '/var/home/acme/git/perf/tools/perf'
> > > - tarpkg: ./tests/perf-targz-src-pkg .
> > > make_static: cd . && make LDFLAGS=-static NO_PERF_READ_VDSO32=1 NO_PERF_READ_VDSOX32=1 NO_JVMTI=1 -j32 DESTDIR=/tmp/tmp.YueDE1rSyh
> > > make_with_gtk2: cd . && make GTK2=1 -j32 DESTDIR=/tmp/tmp.YuHTyobvdL
> > > cd . && make GTK2=1 -j32 DESTDIR=/tmp/tmp.YuHTyobvdL
> > > BUILD: Doing 'make -j32' parallel build
> > > HOSTCC fixdep.o
> > > HOSTLD fixdep-in.o
> > > LINK fixdep
> > > Warning: Kernel ABI header at 'tools/arch/arm64/include/uapi/asm/perf_regs.h' differs from latest version at 'arch/arm64/include/uapi/asm/perf_regs.h'
> > > diff -u tools/arch/arm64/include/uapi/asm/perf_regs.h arch/arm64/include/uapi/asm/perf_regs.h
> > > Warning: Kernel ABI header at 'tools/arch/arm64/include/asm/cputype.h' differs from latest version at 'arch/arm64/include/asm/cputype.h'
> > > diff -u tools/arch/arm64/include/asm/cputype.h arch/arm64/include/asm/cputype.h
> > > Warning: Kernel ABI header at 'tools/perf/arch/powerpc/entry/syscalls/syscall.tbl' differs from latest version at 'arch/powerpc/kernel/syscalls/syscall.tbl'
> > > diff -u tools/perf/arch/powerpc/entry/syscalls/syscall.tbl arch/powerpc/kernel/syscalls/syscall.tbl
> > >
> > > Auto-detecting system features:
> > > ... dwarf: [ on ]
> > > ... dwarf_getlocations: [ on ]
> > > ... glibc: [ on ]
> > > ... libbfd: [ on ]
> > > ... libbfd-buildid: [ on ]
> > > ... libcap: [ on ]
> > > ... libelf: [ on ]
> > > ... libnuma: [ on ]
> > > ... numa_num_possible_cpus: [ on ]
> > > ... libperl: [ on ]
> > > ... libpython: [ on ]
> > > ... libcrypto: [ on ]
> > > ... libunwind: [ on ]
> > > ... libdw-dwarf-unwind: [ on ]
> > > ... zlib: [ on ]
> > > ... lzma: [ on ]
> > > ... get_cpuid: [ on ]
> > > ... bpf: [ on ]
> > > ... libaio: [ on ]
> > > ... libzstd: [ on ]
> > >
> > > GEN common-cmds.h
> > > CC perf-read-vdso32
> > > CC dlfilters/dlfilter-test-api-v0.o
> > > CC dlfilters/dlfilter-show-cycles.o
> > > CC jvmti/libjvmti.o
> > > CC jvmti/jvmti_agent.o
> > > CC jvmti/libstring.o
> > > CC jvmti/libctype.o
> > > CC ui/gtk/browser.o
> > > CC ui/gtk/hists.o
> > > CC ui/gtk/setup.o
> > > CC ui/gtk/util.o
> > > CC ui/gtk/helpline.o
> > > CC ui/gtk/progress.o
> > > CC ui/gtk/annotate.o
> > > LINK dlfilters/dlfilter-show-cycles.so
> > > CC ui/gtk/zalloc.o
> > > LINK dlfilters/dlfilter-test-api-v0.so
> > > INSTALL headers
> > > CC /var/home/acme/git/perf/tools/perf/libsubcmd/exec-cmd.o
> > > CC /var/home/acme/git/perf/tools/perf/libsubcmd/help.o
> > > CC /var/home/acme/git/perf/tools/perf/libsubcmd/pager.o
> > > CC /var/home/acme/git/perf/tools/perf/libsubcmd/parse-options.o
> > > CC /var/home/acme/git/perf/tools/perf/libsubcmd/run-command.o
> > > CC /var/home/acme/git/perf/tools/perf/libsubcmd/sigchain.o
> > > CC /var/home/acme/git/perf/tools/perf/libsubcmd/subcmd-config.o
> > > LD jvmti/jvmti-in.o
> > > INSTALL headers
> > > In file included from ui/gtk/hists.c:2:
> > > /var/home/acme/git/perf/tools/perf/util/include/../evlist.h:9:10: fatal error: api/fd/array.h: No such file or directory
> > > 9 | #include <api/fd/array.h>
> > > | ^~~~~~~~~~~~~~~~
> > > compilation terminated.
> > > make[6]: *** [/var/home/acme/git/perf/tools/build/Makefile.build:97: ui/gtk/hists.o] Error 1
> > > make[6]: *** Waiting for unfinished jobs....
> > > In file included from ui/gtk/browser.c:2:
> > > /var/home/acme/git/perf/tools/perf/util/include/../evsel.h:10:10: fatal error: internal/evsel.h: No such file or directory
> > > 10 | #include <internal/evsel.h>
> > > | ^~~~~~~~~~~~~~~~~~
> > > compilation terminated.
> > > make[6]: *** [/var/home/acme/git/perf/tools/build/Makefile.build:97: ui/gtk/browser.o] Error 1
> > > make -f /var/home/acme/git/perf/tools/build/Makefile.build dir=. obj=libsymbol V=1
> > > CC /var/home/acme/git/perf/tools/perf/libtraceevent/event-parse.o
> > > CC /var/home/acme/git/perf/tools/perf/libtraceevent_plugins/plugin_jbd2.o
> > > CC /var/home/acme/git/perf/tools/perf/libtraceevent_plugins/plugin_hrtimer.o
> > > INSTALL headers
> > > CC /var/home/acme/git/perf/tools/perf/libtraceevent_plugins/plugin_kmem.o
> > > CC /var/home/acme/git/perf/tools/perf/libtraceevent_plugins/plugin_kvm.o
> > > CC /var/home/acme/git/perf/tools/perf/libtraceevent_plugins/plugin_mac80211.o
> > > CC /var/home/acme/git/perf/tools/perf/libperf/core.o
> > > CC /var/home/acme/git/perf/tools/perf/libperf/cpumap.o
> > > CC /var/home/acme/git/perf/tools/perf/libperf/threadmap.o
> > > INSTALL headers
> > > gcc -Wp,-MD,/var/home/acme/git/perf/tools/perf/libsymbol/.kallsyms.o.d -Wp,-MT,/var/home/acme/git/perf/tools/perf/libsymbol/kallsyms.o -Wbad-function-cast -Wdeclaration-after-statement -Wformat-security -Wformat-y2k -Winit-self -Wmissing-declarations -Wmissing-prototypes -Wnested-externs -Wno-system-headers -Wold-style-definition -Wpacked -Wredundant-decls -Wstrict-prototypes -Wswitch-default -Wswitch-enum -Wundef -Wwrite-strings -Wformat -Wno-type-limits -Wstrict-aliasing=3 -Wshadow -ggdb3 -Wall -Wextra -std=gnu11 -U_FORTIFY_SOURCE -fPIC -Werror -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -I/var/home/acme/git/perf/tools/lib -I/var/home/acme/git/perf/tools/include -D"BUILD_STR(s)=#s" -c -o /var/home/acme/git/perf/tools/perf/libsymbol/kallsyms.o kallsyms.c
> > > CC /var/home/acme/git/perf/tools/perf/libperf/evsel.o
> > > LINK libperf-jvmti.so
> > > CC /var/home/acme/git/perf/tools/perf/libperf/evlist.o
> > > CC /var/home/acme/git/perf/tools/perf/libperf/mmap.o
> > > MKDIR /var/home/acme/git/perf/tools/perf/libapi/fd/
> > > LD /var/home/acme/git/perf/tools/perf/libsubcmd/libsubcmd-in.o
> > > PERF_VERSION = 6.1.rc5.g0a1e208afdcc
> > > CC /var/home/acme/git/perf/tools/perf/libperf/zalloc.o
> > > LD /var/home/acme/git/perf/tools/perf/libtraceevent_plugins/plugin_jbd2-in.o
> > > CC /var/home/acme/git/perf/tools/perf/libperf/xyarray.o
> > > LD /var/home/acme/git/perf/tools/perf/libtraceevent_plugins/plugin_hrtimer-in.o
> > > CC /var/home/acme/git/perf/tools/perf/libapi/fd/array.o
> > > GEN /var/home/acme/git/perf/tools/perf/libbpf/bpf_helper_defs.h
> > > LD /var/home/acme/git/perf/tools/perf/libtraceevent_plugins/plugin_kmem-in.o
> > > LD /var/home/acme/git/perf/tools/perf/libtraceevent_plugins/plugin_mac80211-in.o
> > > LD /var/home/acme/git/perf/tools/perf/libtraceevent_plugins/plugin_kvm-in.o
> > > INSTALL /var/home/acme/git/perf/tools/perf/libbpf/include/bpf/bpf.h
> > >
> >
> > Looks like the GTK part of the build isn't depending on the prepare
> > step. I'll take a look.
> >
> > Thanks,
> > Ian
>
> Yep. The target:
>
> $(GTK_IN): FORCE
>
> should be:
>
> $(GTK_IN): FORCE prepare
>
> Could you try this, or do you want me to resend?
I'll try it, thanks
- Arnaldo
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