From: Namhyung Kim <namhyung@kernel.org>
To: Charlie Jenkins <charlie@rivosinc.com>
Cc: "Peter Zijlstra" <peterz@infradead.org>,
"Ingo Molnar" <mingo@redhat.com>,
"Arnaldo Carvalho de Melo" <acme@kernel.org>,
"Mark Rutland" <mark.rutland@arm.com>,
"Alexander Shishkin" <alexander.shishkin@linux.intel.com>,
"Jiri Olsa" <jolsa@kernel.org>, "Ian Rogers" <irogers@google.com>,
"Adrian Hunter" <adrian.hunter@intel.com>,
"Paul Walmsley" <paul.walmsley@sifive.com>,
"Palmer Dabbelt" <palmer@dabbelt.com>,
"Mickaël Salaün" <mic@digikod.net>,
"Günther Noack" <gnoack@google.com>,
"Christian Brauner" <brauner@kernel.org>,
"Guo Ren" <guoren@kernel.org>,
"John Garry" <john.g.garry@oracle.com>,
"Will Deacon" <will@kernel.org>,
"James Clark" <james.clark@linaro.org>,
"Mike Leach" <mike.leach@linaro.org>,
"Leo Yan" <leo.yan@linux.dev>, "Jonathan Corbet" <corbet@lwn.net>,
"Arnd Bergmann" <arnd@arndb.de>,
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 v5 00/16] perf tools: Use generic syscall scripts for all archs
Date: Wed, 8 Jan 2025 09:57:44 -0800 [thread overview]
Message-ID: <Z368mNynBTDWPM6R@google.com> (raw)
In-Reply-To: <20250107-perf_syscalltbl-v5-0-935de46d3175@rivosinc.com>
Hello,
On Tue, Jan 07, 2025 at 06:07:48PM -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 <charlie@rivosinc.com>
> Reviewed-by: Ian Rogers <irogers@google.com>
> Tested-by: Ian Rogers <irogers@google.com>
Acked-by: Namhyung Kim <namhyung@kernel.org>
Thanks,
Namhyung
>
> ---
> 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/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 ++++++++++++++++
> 86 files changed, 4103 insertions(+), 623 deletions(-)
> ---
> base-commit: 034b5b147bf7f44a45e39334725f8633b7ca8c3b
> change-id: 20240913-perf_syscalltbl-6f98defcc6f5
> --
> - Charlie
>
next prev parent reply other threads:[~2025-01-08 17:57 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-01-08 2:07 [PATCH v5 00/16] perf tools: Use generic syscall scripts for all archs Charlie Jenkins
2025-01-08 2:07 ` [PATCH v5 01/16] perf tools: Create generic syscall table support Charlie Jenkins
2025-01-08 2:07 ` [PATCH v5 02/16] perf tools: arc: Support generic syscall headers Charlie Jenkins
2025-01-08 2:07 ` [PATCH v5 03/16] perf tools: csky: " Charlie Jenkins
2025-01-08 2:07 ` [PATCH v5 04/16] perf tools: arm: Support " Charlie Jenkins
2025-01-08 2:07 ` [PATCH v5 05/16] perf tools: sh: " Charlie Jenkins
2025-01-08 2:07 ` [PATCH v5 06/16] perf tools: sparc: " Charlie Jenkins
2025-01-08 2:07 ` [PATCH v5 07/16] perf tools: xtensa: Support syscall header Charlie Jenkins
2025-01-08 2:07 ` [PATCH v5 08/16] perf tools: x86: Use generic syscall scripts Charlie Jenkins
2025-01-08 2:07 ` [PATCH v5 09/16] perf tools: alpha: Support syscall header Charlie Jenkins
2025-01-08 2:07 ` [PATCH v5 10/16] perf tools: parisc: " Charlie Jenkins
2025-01-08 2:07 ` [PATCH v5 11/16] perf tools: arm64: Use syscall table Charlie Jenkins
2025-01-08 2:08 ` [PATCH v5 12/16] perf tools: loongarch: " Charlie Jenkins
2025-01-08 2:08 ` [PATCH v5 13/16] perf tools: mips: Use generic syscall scripts Charlie Jenkins
2025-01-08 2:08 ` [PATCH v5 14/16] perf tools: powerpc: Use generic syscall table scripts Charlie Jenkins
2025-01-08 2:08 ` [PATCH v5 15/16] perf tools: s390: " Charlie Jenkins
2025-01-08 2:08 ` [PATCH v5 16/16] perf tools: Remove dependency on libaudit Charlie Jenkins
2025-01-08 17:57 ` Namhyung Kim [this message]
2025-01-08 22:39 ` [PATCH v5 00/16] perf tools: Use generic syscall scripts for all archs Arnaldo Carvalho de Melo
2025-01-09 2:29 ` Charlie Jenkins
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