From nobody Wed Jun 17 04:05:11 2026 Received: from mail-dl1-f74.google.com (mail-dl1-f74.google.com [74.125.82.74]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9C35935BDA4 for ; Tue, 28 Apr 2026 06:54:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=74.125.82.74 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777359280; cv=none; b=MNcrcCyR3+Z6CUU3Go5iPaUKJJEnkj19KmwJKuIOpzvbsNBlZKQPs7ICKcF7yfj/hLmqEYrxbz7rz/V4xC1u1GRhsMsoK7TjcMsD/O5jzE5yTfYzMQpQuZMdMRrqyS7fr7Ge8BxXcgG5bYmitdPfk5sriCBEp+PGdGIWd7jIQ3g= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777359280; c=relaxed/simple; bh=IM9ESi6nZ2GNqGO23/dFzs6wZwAg2FXQqPWBRXVgMic=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=kl71Ix2u8T97JxwESgaBIuDVOQgUYhVQEw+Ttnzw8eSdknrnZ4ba8NYjfT6FFYp3AeQlmkmN4yuY0RWmw3QaeoTo2Hge+C4OYw/NTBRQMqTbdYFXrkTl0J6MQublj2005tSjN6f1UVpdh4feyuQTsbuaE357luo5/lZ/tHO160A= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--irogers.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=k2gd9TjA; arc=none smtp.client-ip=74.125.82.74 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--irogers.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="k2gd9TjA" Received: by mail-dl1-f74.google.com with SMTP id a92af1059eb24-12c87ba0890so39466978c88.0 for ; Mon, 27 Apr 2026 23:54:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1777359277; x=1777964077; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=Zio41ZFzhjPT5cI6wrI5OFkLmqAK3oJn4tmFEmpUdG4=; b=k2gd9TjAdsV603Xc9cbpVWKDGBlSE4rRf3h56WAMb3JRD5G6SEIr/f9BdGxY7eNsK2 oqgAUw+p5721Ftjt9Zn/B3+6P7jMdqZfRxZGeIfMxhZ8HfmFAccFX6J5nbGk+zjl5LEb xJuQqMr1LqUCXL202XP/8ZeMRsNXbJcenFtvbEM0xrF29LcLF/AYxZdolE6f37HoXHLa 6TpH6re+e4LaBSf3RCU9hCTbTszRFTdNkFvBZkTK5ykz4uf37XKapgj/7YZ8JhoN9e/E WJVSlJuZcHfTOxd3Ir/8mLBypVKdRru0I1y2O21EUguMtwsQtt6vU9M99ubDnTU1OMX6 lzpw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1777359277; x=1777964077; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=Zio41ZFzhjPT5cI6wrI5OFkLmqAK3oJn4tmFEmpUdG4=; b=cl1JTWqST0ZzkKJYDr4CBIwTnQEkn4IPinln+zDF50gm6r/9N1W3FsBTfucjtLXlwm 3cjLluJA+bsGYU4dUh4V2lqrnMILU0crxZJqSCdULRD7G2ajqVQ628+qQhRzAdSPlUCp J3b12dt19x+ArrzvRwqrV8x5Wfkt97TijeyaqBafu4mGb4LNW+bu8672+pAbSI5lhuSb RndY5ulhxJrcbOfVJeHNvZjj7vPKzgqZbC60dKZxZ7qoEe+1CRVOLeAV8NaiqjPJDzkH dgY5uljNUk5b5FAutAL35jjiSIlCgj0Xcl9ifDm+e2QfHhsZ7bpHhwJf2l3A6OkNsVwB sq5w== X-Forwarded-Encrypted: i=1; AFNElJ/Gih6eDd8MT6JvOnXRMcJrjwXg+760ISMkjWi9uLVqqDy/c/xa28Lh6JEXXL5vpzfWYlaZOb9cHFHmCLQ=@vger.kernel.org X-Gm-Message-State: AOJu0YxionwIqAStjmDZLDi7vNdzc7sPGuASOtVnwSFHCsHnNr4iBTL2 BMfAZeL+RJN5itH4RL0bUOr0LtzFmwFne3UN2sJDZnu4zp5DcG4AzyyKRNNqDnoXwhxb7ek52uk bq83Fp6Dvsw== X-Received: from dlbto5.prod.google.com ([2002:a05:7022:3b05:b0:12c:1f83:7b4c]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a05:7022:e28:b0:128:c9fa:4c32 with SMTP id a92af1059eb24-12ddd9dd721mr881046c88.28.1777359276536; Mon, 27 Apr 2026 23:54:36 -0700 (PDT) Date: Mon, 27 Apr 2026 23:54:32 -0700 In-Reply-To: <20260407165551.3075684-1-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20260407165551.3075684-1-irogers@google.com> X-Mailer: git-send-email 2.54.0.545.g6539524ca2-goog Message-ID: <20260428065432.1877423-1-irogers@google.com> Subject: [PATCH v2] perf clang-format: Add a perf clang-format that overrides some kernel behaviors From: Ian Rogers To: irogers@google.com, acme@kernel.org, namhyung@kernel.org Cc: akpm@linux-foundation.org, joe@perches.com, justinstitt@google.com, linux-kernel@vger.kernel.org, llvm@lists.linux.dev, morbo@google.com, nathan@kernel.org, nick.desaulniers+lkml@gmail.com, linux-perf-users@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" In particular, header file ordering is an issue in the tools/perf directory given the larger number of depended upon libraries. The order of header file includes was proposed in: https://lore.kernel.org/linux-perf-users/CAP-5=3DfUitzKwJONTngiW17XkS7kVr2c= DS4cDL_HccJKcnR2EgQ@mail.gmail.com/ Sorting headers is desirable to avoid issues like duplicate includes. Signed-off-by: Ian Rogers --- v2: Move the .clang-format file under tools/perf rather than tools/. --- tools/perf/.clang-format | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 tools/perf/.clang-format diff --git a/tools/perf/.clang-format b/tools/perf/.clang-format new file mode 100644 index 000000000000..902b2f7456f6 --- /dev/null +++ b/tools/perf/.clang-format @@ -0,0 +1,20 @@ +BasedOnStyle: InheritParentConfig +SortIncludes: true +IncludeBlocks: Regroup +IncludeCategories: + # Implicitly the corresponding header for the C file has Priority 0 + # C Standard Library Headers + - Regex: '^<(assert|complex|ctype|errno|fenv|float|inttypes|is= o646|limits|locale|math|setjmp|signal|stdalign|stdarg|stdatomic|stdbool|std= def|stdint|stdio|stdlib|stdnoreturn|string|tgmath|threads|time|uchar|wchar|= wctype)\.h>' + Priority: 1 + # OS/System-Specific Headers (directories) + - Regex: '^<(sys|linux|asm|arpa|net|netinet|x86_64|machine)/.*= >' + Priority: 2 + # OS/System-Specific Headers (POSIX/System flat headers) + - Regex: '^<(unistd|pthread|fcntl|dirent|dlfcn|poll|sched|sema= phore|spawn|syslog|termios|pwd|grp|netdb|sysexits|err|paths|pty|utmp|resolv= |ifaddrs|elf|libelf|gelf)\.h>' + Priority: 2 + # Third-Party Library Headers + - Regex: '^<.*>' + Priority: 3 + # Your Project's Other Headers + - Regex: '^".*"' + Priority: 4 --=20 2.54.0.545.g6539524ca2-goog