From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ingo Molnar Subject: perf build: Clarify open-coded header version warning message Date: Sun, 30 Jul 2017 11:51:30 +0200 Message-ID: <20170730095130.bblldwxjz5hamybb@gmail.com> References: <20170728200021.11389-1-acme@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20170728200021.11389-1-acme@kernel.org> Sender: linux-kernel-owner@vger.kernel.org To: Arnaldo Carvalho de Melo Cc: linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Adrian Hunter , Alexander Shishkin , Andi Kleen , David Ahern , David Carrillo-Cisneros , Francis Deslauriers , =?iso-8859-1?Q?Genevi=E8ve?= Bastien , Jiri Olsa , Julien Desfossez , Martin =?utf-8?B?TGnFoWth?= , Mathieu Desnoyers , Milian Wolff , Namhyung Kim , Paul Turner , Peter Zijlstra , Simon Que , Stephane Eranian List-Id: linux-perf-users.vger.kernel.org In this patch we changed the header checks: perf build: Clarify header version warning message Unfortunately the header checks were copied to various places and thus the message got out of sync. Fix some of them here. Note that there's still old, misleading messages remaining in: tools/objtool/Makefile: || echo "warning: objtool: x86 instruction decoder differs from kernel" >&2 )) || true tools/objtool/Makefile: || echo "warning: objtool: orc_types.h differs from kernel" >&2 )) || true here objtool copied the perf message, plus: tools/perf/util/intel-pt-decoder/Build: || echo "Warning: Intel PT: x86 instruction decoder differs from kernel" >&2 )) || true here the PT code regressed over the original message and only emits a vague warning instead of specific file names... All of this should be consolidated into tools/Build/ and used in a consistent manner. Signed-off-by: Ingo Molnar --- tools/lib/bpf/Makefile | 4 ++-- tools/perf/arch/x86/Makefile | 2 +- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/tools/lib/bpf/Makefile b/tools/lib/bpf/Makefile index 1f5300e56b44..e87b5903f4bb 100644 --- a/tools/lib/bpf/Makefile +++ b/tools/lib/bpf/Makefile @@ -156,10 +156,10 @@ all_cmd: $(CMD_TARGETS) $(BPF_IN): force elfdep bpfdep @(test -f ../../../include/uapi/linux/bpf.h -a -f ../../../include/uapi/linux/bpf.h && ( \ (diff -B ../../include/uapi/linux/bpf.h ../../../include/uapi/linux/bpf.h >/dev/null) || \ - echo "Warning: tools/include/uapi/linux/bpf.h differs from kernel" >&2 )) || true + echo "Warning: Kernel ABI header at 'tools/include/uapi/linux/bpf.h' differs from latest version at 'include/uapi/linux/bpf.h'" >&2 )) || true @(test -f ../../../include/uapi/linux/bpf_common.h -a -f ../../../include/uapi/linux/bpf_common.h && ( \ (diff -B ../../include/uapi/linux/bpf_common.h ../../../include/uapi/linux/bpf_common.h >/dev/null) || \ - echo "Warning: tools/include/uapi/linux/bpf_common.h differs from kernel" >&2 )) || true + echo "Warning: Kernel ABI header at 'tools/include/uapi/linux/bpf_common.h' differs from latest version at 'include/uapi/linux/bpf_common.h'" >&2 )) || true $(Q)$(MAKE) $(build)=libbpf $(OUTPUT)libbpf.so: $(BPF_IN) diff --git a/tools/perf/arch/x86/Makefile b/tools/perf/arch/x86/Makefile index 6c9211b18ec0..9a628a24c5c9 100644 --- a/tools/perf/arch/x86/Makefile +++ b/tools/perf/arch/x86/Makefile @@ -20,7 +20,7 @@ _dummy := $(shell [ -d '$(out)' ] || mkdir -p '$(out)') $(header): $(sys)/syscall_64.tbl $(systbl) @(test -d ../../kernel -a -d ../../tools -a -d ../perf && ( \ (diff -B arch/x86/entry/syscalls/syscall_64.tbl ../../arch/x86/entry/syscalls/syscall_64.tbl >/dev/null) \ - || echo "Warning: x86_64's syscall_64.tbl differs from kernel" >&2 )) || true + || echo "Warning: Kernel ABI header at 'tools/arch/x86/entry/syscalls/syscall_64.tbl' differs from latest version at 'arch/x86/entry/syscalls/syscall_64.tbl'" >&2 )) || true $(Q)$(SHELL) '$(systbl)' $(sys)/syscall_64.tbl 'x86_64' > $@ clean:: From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753633AbdG3Jvh (ORCPT ); Sun, 30 Jul 2017 05:51:37 -0400 Received: from mail-wr0-f196.google.com ([209.85.128.196]:35099 "EHLO mail-wr0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750805AbdG3Jvf (ORCPT ); Sun, 30 Jul 2017 05:51:35 -0400 Date: Sun, 30 Jul 2017 11:51:30 +0200 From: Ingo Molnar To: Arnaldo Carvalho de Melo Cc: linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Adrian Hunter , Alexander Shishkin , Andi Kleen , David Ahern , David Carrillo-Cisneros , Francis Deslauriers , =?iso-8859-1?Q?Genevi=E8ve?= Bastien , Jiri Olsa , Julien Desfossez , Martin =?utf-8?B?TGnFoWth?= , Mathieu Desnoyers , Milian Wolff , Namhyung Kim , Paul Turner , Peter Zijlstra , Simon Que , Stephane Eranian , Taeung Song , Wang Nan , Arnaldo Carvalho de Melo Subject: perf build: Clarify open-coded header version warning message Message-ID: <20170730095130.bblldwxjz5hamybb@gmail.com> References: <20170728200021.11389-1-acme@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20170728200021.11389-1-acme@kernel.org> User-Agent: NeoMutt/20170113 (1.7.2) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In this patch we changed the header checks: perf build: Clarify header version warning message Unfortunately the header checks were copied to various places and thus the message got out of sync. Fix some of them here. Note that there's still old, misleading messages remaining in: tools/objtool/Makefile: || echo "warning: objtool: x86 instruction decoder differs from kernel" >&2 )) || true tools/objtool/Makefile: || echo "warning: objtool: orc_types.h differs from kernel" >&2 )) || true here objtool copied the perf message, plus: tools/perf/util/intel-pt-decoder/Build: || echo "Warning: Intel PT: x86 instruction decoder differs from kernel" >&2 )) || true here the PT code regressed over the original message and only emits a vague warning instead of specific file names... All of this should be consolidated into tools/Build/ and used in a consistent manner. Signed-off-by: Ingo Molnar --- tools/lib/bpf/Makefile | 4 ++-- tools/perf/arch/x86/Makefile | 2 +- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/tools/lib/bpf/Makefile b/tools/lib/bpf/Makefile index 1f5300e56b44..e87b5903f4bb 100644 --- a/tools/lib/bpf/Makefile +++ b/tools/lib/bpf/Makefile @@ -156,10 +156,10 @@ all_cmd: $(CMD_TARGETS) $(BPF_IN): force elfdep bpfdep @(test -f ../../../include/uapi/linux/bpf.h -a -f ../../../include/uapi/linux/bpf.h && ( \ (diff -B ../../include/uapi/linux/bpf.h ../../../include/uapi/linux/bpf.h >/dev/null) || \ - echo "Warning: tools/include/uapi/linux/bpf.h differs from kernel" >&2 )) || true + echo "Warning: Kernel ABI header at 'tools/include/uapi/linux/bpf.h' differs from latest version at 'include/uapi/linux/bpf.h'" >&2 )) || true @(test -f ../../../include/uapi/linux/bpf_common.h -a -f ../../../include/uapi/linux/bpf_common.h && ( \ (diff -B ../../include/uapi/linux/bpf_common.h ../../../include/uapi/linux/bpf_common.h >/dev/null) || \ - echo "Warning: tools/include/uapi/linux/bpf_common.h differs from kernel" >&2 )) || true + echo "Warning: Kernel ABI header at 'tools/include/uapi/linux/bpf_common.h' differs from latest version at 'include/uapi/linux/bpf_common.h'" >&2 )) || true $(Q)$(MAKE) $(build)=libbpf $(OUTPUT)libbpf.so: $(BPF_IN) diff --git a/tools/perf/arch/x86/Makefile b/tools/perf/arch/x86/Makefile index 6c9211b18ec0..9a628a24c5c9 100644 --- a/tools/perf/arch/x86/Makefile +++ b/tools/perf/arch/x86/Makefile @@ -20,7 +20,7 @@ _dummy := $(shell [ -d '$(out)' ] || mkdir -p '$(out)') $(header): $(sys)/syscall_64.tbl $(systbl) @(test -d ../../kernel -a -d ../../tools -a -d ../perf && ( \ (diff -B arch/x86/entry/syscalls/syscall_64.tbl ../../arch/x86/entry/syscalls/syscall_64.tbl >/dev/null) \ - || echo "Warning: x86_64's syscall_64.tbl differs from kernel" >&2 )) || true + || echo "Warning: Kernel ABI header at 'tools/arch/x86/entry/syscalls/syscall_64.tbl' differs from latest version at 'arch/x86/entry/syscalls/syscall_64.tbl'" >&2 )) || true $(Q)$(SHELL) '$(systbl)' $(sys)/syscall_64.tbl 'x86_64' > $@ clean::