From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0ED7D220682; Thu, 9 Jan 2025 15:59:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736438387; cv=none; b=An9KL5qLxjur7xHj2H2J+MV015uV3riaGVyzR85bxVoXRGsSGatqKOYuUjWwvJpCvlE4T/iT3SEgXz/F0iI9C0HvNOMY02weOvUJUGq+B9rJU7WUxmRHnLYbk+sA+kDYWfDxElSZPsdl52U4gdnHVEQrSh+E7kmlQW14agneeOQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736438387; c=relaxed/simple; bh=HJNa3WcTNFbhoVvvgXMaWosm1o6DRCZTJsqCSgafKU0=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=U8vn6tC8zpBmGKgOWMK1a9EoN25dgNV2S3ilu0/Ww+rPH1UxWJv0oqmwio72Xh5gGIMFJsdkiWdtL5DpRxZxtZoa3z5DCK5OXiRRmi9kOkd4eMARthB9ObIVNa7ZNNbQ8MMfjjjx2Tt6vW3NXJzHXrn7NmszkrZ6LS7N2pspeFs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=sAB3w0b8; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="sAB3w0b8" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 264CEC4CED2; Thu, 9 Jan 2025 15:59:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1736438386; bh=HJNa3WcTNFbhoVvvgXMaWosm1o6DRCZTJsqCSgafKU0=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=sAB3w0b8D2GVwS6bbYtXpoy8Tf/Ij5hYbvpU0rg+R//fOC9OlQAS0hZ5Z6oSHl02k 7lPrpEZtWG3iAKwxy5/lESSadrrukjPAx5UNk4W0rrN/Jk+n04mbzxQ8xAIbjbCCpY 3nHZt7y2IxHyid30emj00qXTlvyO8QoeVlxiNfaaNkColQ8wJYN38+zh0TNbt9hkOf mKtAnU/78noQ0MogoBPHUx3l4Gj+5NRk2ofVZqym06vIvZuEpbuyWwGxCMrr3iW6Ko 9HZ3VijUfmLVlVoXUs3f0LONdMaP3EYMdpQPMxLpIIqvHZs2lEQkPHkIXy0gsGrt8H Vid8J90fHw2Ng== Date: Thu, 9 Jan 2025 12:59:43 -0300 From: Arnaldo Carvalho de Melo To: Charlie Jenkins Cc: Peter Zijlstra , Ingo Molnar , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , Paul Walmsley , Palmer Dabbelt , =?iso-8859-1?Q?Micka=EBl_Sala=FCn?= , =?iso-8859-1?Q?G=FCnther?= Noack , Christian Brauner , Guo Ren , John Garry , Will Deacon , James Clark , Mike Leach , Leo Yan , Jonathan Corbet , Arnd Bergmann , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, linux-riscv@lists.infradead.org, linux-security-module@vger.kernel.org, bpf@vger.kernel.org, linux-csky@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-doc@vger.kernel.org Subject: Re: [PATCH v6 00/16] perf tools: Use generic syscall scripts for all archs Message-ID: References: <20250108-perf_syscalltbl-v6-0-7543b5293098@rivosinc.com> Precedence: bulk X-Mailing-List: linux-security-module@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20250108-perf_syscalltbl-v6-0-7543b5293098@rivosinc.com> On Wed, Jan 08, 2025 at 06:36:15PM -0800, Charlie Jenkins wrote: > Standardize the generation of syscall headers around syscall tables. > Previously each architecture independently selected how syscall headers > would be generated, or would not define a way and fallback onto > libaudit. Convert all architectures to use a standard syscall header > generation script and allow each architecture to override the syscall > table to use if they do not use the generic table. > > As a result of these changes, no architecture will require libaudit, and > so the fallback case of using libaudit is removed by this series. > > Testing: > > I have tested that the syscall mappings of id to name generation works > as expected for every architecture, but I have only validated that perf > trace compiles and runs as expected on riscv, arm64, and x86_64. > > Signed-off-by: Charlie Jenkins > Reviewed-by: Ian Rogers > Tested-by: Ian Rogers > Acked-by: Namhyung Kim > > --- > Changes in v6: > - Use tools/build/Build.include instead of scripts/Kbuild.include > - Link to v5: https://lore.kernel.org/r/20250107-perf_syscalltbl-v5-0-935de46d3175@rivosinc.com Passed these, so far, more tests underway: ⬢ [acme@toolbox perf-tools-next]$ git log --oneline -1 ; time make -C tools/perf build-test d06826160a982494 (HEAD -> perf-tools-next) perf tools: Remove dependency on libaudit make: Entering directory '/home/acme/git/perf-tools-next/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 NO_LIBTRACEEVENT=1 NO_LIBELF=1 -j28 DESTDIR=/tmp/tmp.JJT3tvN7bV make_with_gtk2: cd . && make GTK2=1 -j28 DESTDIR=/tmp/tmp.BF53V2qpl3 - /home/acme/git/perf-tools-next/tools/perf/BUILD_TEST_FEATURE_DUMP: cd . && make FEATURE_DUMP_COPY=/home/acme/git/perf-tools-next/tools/perf/BUILD_TEST_FEATURE_DUMP feature-dump cd . && make FEATURE_DUMP_COPY=/home/acme/git/perf-tools-next/tools/perf/BUILD_TEST_FEATURE_DUMP feature-dump make_no_libbionic_O: cd . && make NO_LIBBIONIC=1 FEATURES_DUMP=/home/acme/git/perf-tools-next/tools/perf/BUILD_TEST_FEATURE_DUMP -j28 O=/tmp/tmp.KZuQ0q2Vs6 DESTDIR=/tmp/tmp.0sxMyH91gS make_util_map_o_O: cd . && make util/map.o FEATURES_DUMP=/home/acme/git/perf-tools-next/tools/perf/BUILD_TEST_FEATURE_DUMP -j28 O=/tmp/tmp.Y0Mx3KLREI DESTDIR=/tmp/tmp.wg9HCVVLHE make_install_O: cd . && make install FEATURES_DUMP=/home/acme/git/perf-tools-next/tools/perf/BUILD_TEST_FEATURE_DUMP -j28 O=/tmp/tmp.P0LEBAkW1X DESTDIR=/tmp/tmp.agTavZndFN failed to find: etc/bash_completion.d/perf make_no_libpython_O: cd . && make NO_LIBPYTHON=1 FEATURES_DUMP=/home/acme/git/perf-tools-next/tools/perf/BUILD_TEST_FEATURE_DUMP -j28 O=/tmp/tmp.AQ4uSxhHzq DESTDIR=/tmp/tmp.SyRIMEwTpJ make_refcnt_check_O: cd . && make EXTRA_CFLAGS=-DREFCNT_CHECKING=1 FEATURES_DUMP=/home/acme/git/perf-tools-next/tools/perf/BUILD_TEST_FEATURE_DUMP -j28 O=/tmp/tmp.boLQpo3gGR DESTDIR=/tmp/tmp.pvNzMWlMJP > Changes in v5: > - Remove references to HAVE_SYSCALL_TABLE_SUPPORT that were > missed/recently introduced > - Rebase on perf-tools-next > - Install headers to $(OUTPUT)arch instead of $(OUTPUT)tools/perf/arch > - Link to v4: https://lore.kernel.org/r/20241218-perf_syscalltbl-v4-0-bc8caef2ca8e@rivosinc.com > > Changes in v4: > - Remove audit_machine member of syscalltbl struct (Ian) > - Rebase on perf-tools-next > - Link to v3: https://lore.kernel.org/r/20241216-perf_syscalltbl-v3-0-239f032481d5@rivosinc.com > > Changes in v3: > - Fix compiliation when OUTPUT is empty > - Correct unused headers to be .h instead of .c (Namhyung) > - Make variable definition of supported archs (Namhyung) > - Convert += into := for syscalls headers (Namhyung) > - Link to v2: https://lore.kernel.org/r/20241212-perf_syscalltbl-v2-0-f8ca984ffe40@rivosinc.com > > Changes in v2: > - Rebase onto 6.13-rc2 > - Fix output path so it generates to /tools/perf/arch properly > - Link to v1: https://lore.kernel.org/r/20241104-perf_syscalltbl-v1-0-9adae5c761ef@rivosinc.com > > --- > Charlie Jenkins (16): > perf tools: Create generic syscall table support > perf tools: arc: Support generic syscall headers > perf tools: csky: Support generic syscall headers > perf tools: arm: Support syscall headers > perf tools: sh: Support syscall headers > perf tools: sparc: Support syscall headers > perf tools: xtensa: Support syscall header > perf tools: x86: Use generic syscall scripts > perf tools: alpha: Support syscall header > perf tools: parisc: Support syscall header > perf tools: arm64: Use syscall table > perf tools: loongarch: Use syscall table > perf tools: mips: Use generic syscall scripts > perf tools: powerpc: Use generic syscall table scripts > perf tools: s390: Use generic syscall table scripts > perf tools: Remove dependency on libaudit > > Documentation/admin-guide/workload-tracing.rst | 2 +- > tools/build/Build.include | 2 + > tools/build/feature/Makefile | 4 - > tools/build/feature/test-libaudit.c | 11 - > tools/perf/Documentation/perf-check.txt | 2 - > tools/perf/Makefile.config | 39 +- > tools/perf/Makefile.perf | 12 +- > tools/perf/arch/alpha/entry/syscalls/Kbuild | 2 + > .../arch/alpha/entry/syscalls/Makefile.syscalls | 5 + > tools/perf/arch/alpha/entry/syscalls/syscall.tbl | 504 ++++++++++++++++++++ > tools/perf/arch/alpha/include/syscall_table.h | 2 + > tools/perf/arch/arc/entry/syscalls/Kbuild | 2 + > .../perf/arch/arc/entry/syscalls/Makefile.syscalls | 3 + > tools/perf/arch/arc/include/syscall_table.h | 2 + > tools/perf/arch/arm/entry/syscalls/Kbuild | 4 + > .../perf/arch/arm/entry/syscalls/Makefile.syscalls | 2 + > tools/perf/arch/arm/entry/syscalls/syscall.tbl | 483 +++++++++++++++++++ > tools/perf/arch/arm/include/syscall_table.h | 2 + > tools/perf/arch/arm64/Makefile | 22 - > tools/perf/arch/arm64/entry/syscalls/Kbuild | 3 + > .../arch/arm64/entry/syscalls/Makefile.syscalls | 6 + > tools/perf/arch/arm64/entry/syscalls/mksyscalltbl | 46 -- > .../perf/arch/arm64/entry/syscalls/syscall_32.tbl | 476 +++++++++++++++++++ > .../perf/arch/arm64/entry/syscalls/syscall_64.tbl | 1 + > tools/perf/arch/arm64/include/syscall_table.h | 8 + > tools/perf/arch/csky/entry/syscalls/Kbuild | 2 + > .../arch/csky/entry/syscalls/Makefile.syscalls | 3 + > tools/perf/arch/csky/include/syscall_table.h | 2 + > tools/perf/arch/loongarch/Makefile | 22 - > tools/perf/arch/loongarch/entry/syscalls/Kbuild | 2 + > .../loongarch/entry/syscalls/Makefile.syscalls | 3 + > .../arch/loongarch/entry/syscalls/mksyscalltbl | 45 -- > tools/perf/arch/loongarch/include/syscall_table.h | 2 + > tools/perf/arch/mips/entry/syscalls/Kbuild | 2 + > .../arch/mips/entry/syscalls/Makefile.syscalls | 5 + > tools/perf/arch/mips/entry/syscalls/mksyscalltbl | 32 -- > tools/perf/arch/mips/include/syscall_table.h | 2 + > tools/perf/arch/parisc/entry/syscalls/Kbuild | 3 + > .../arch/parisc/entry/syscalls/Makefile.syscalls | 6 + > tools/perf/arch/parisc/entry/syscalls/syscall.tbl | 463 +++++++++++++++++++ > tools/perf/arch/parisc/include/syscall_table.h | 8 + > tools/perf/arch/powerpc/Makefile | 25 - > tools/perf/arch/powerpc/entry/syscalls/Kbuild | 3 + > .../arch/powerpc/entry/syscalls/Makefile.syscalls | 6 + > .../perf/arch/powerpc/entry/syscalls/mksyscalltbl | 39 -- > tools/perf/arch/powerpc/include/syscall_table.h | 8 + > tools/perf/arch/riscv/Makefile | 22 - > tools/perf/arch/riscv/entry/syscalls/Kbuild | 2 + > .../arch/riscv/entry/syscalls/Makefile.syscalls | 4 + > tools/perf/arch/riscv/entry/syscalls/mksyscalltbl | 47 -- > tools/perf/arch/riscv/include/syscall_table.h | 8 + > tools/perf/arch/s390/Makefile | 21 - > tools/perf/arch/s390/entry/syscalls/Kbuild | 2 + > .../arch/s390/entry/syscalls/Makefile.syscalls | 5 + > tools/perf/arch/s390/entry/syscalls/mksyscalltbl | 32 -- > tools/perf/arch/s390/include/syscall_table.h | 2 + > tools/perf/arch/sh/entry/syscalls/Kbuild | 2 + > .../perf/arch/sh/entry/syscalls/Makefile.syscalls | 4 + > tools/perf/arch/sh/entry/syscalls/syscall.tbl | 472 +++++++++++++++++++ > tools/perf/arch/sh/include/syscall_table.h | 2 + > tools/perf/arch/sparc/entry/syscalls/Kbuild | 3 + > .../arch/sparc/entry/syscalls/Makefile.syscalls | 5 + > tools/perf/arch/sparc/entry/syscalls/syscall.tbl | 514 +++++++++++++++++++++ > tools/perf/arch/sparc/include/syscall_table.h | 8 + > tools/perf/arch/x86/Build | 1 - > tools/perf/arch/x86/Makefile | 25 - > tools/perf/arch/x86/entry/syscalls/Kbuild | 3 + > .../perf/arch/x86/entry/syscalls/Makefile.syscalls | 6 + > tools/perf/arch/x86/entry/syscalls/syscalltbl.sh | 42 -- > tools/perf/arch/x86/include/syscall_table.h | 8 + > tools/perf/arch/xtensa/entry/syscalls/Kbuild | 2 + > .../arch/xtensa/entry/syscalls/Makefile.syscalls | 4 + > tools/perf/arch/xtensa/entry/syscalls/syscall.tbl | 439 ++++++++++++++++++ > tools/perf/arch/xtensa/include/syscall_table.h | 2 + > tools/perf/builtin-check.c | 2 - > tools/perf/builtin-help.c | 2 - > tools/perf/builtin-trace.c | 30 -- > tools/perf/check-headers.sh | 9 + > tools/perf/perf.c | 6 +- > tools/perf/scripts/Makefile.syscalls | 61 +++ > tools/perf/scripts/syscalltbl.sh | 86 ++++ > tools/perf/tests/make | 7 +- > tools/perf/util/env.c | 6 +- > tools/perf/util/generate-cmdlist.sh | 4 +- > tools/perf/util/syscalltbl.c | 90 +--- > tools/perf/util/syscalltbl.h | 1 - > tools/scripts/syscall.tbl | 409 ++++++++++++++++ > 87 files changed, 4105 insertions(+), 623 deletions(-) > --- > base-commit: 034b5b147bf7f44a45e39334725f8633b7ca8c3b > change-id: 20240913-perf_syscalltbl-6f98defcc6f5 > -- > - Charlie