From mboxrd@z Thu Jan 1 00:00:00 1970 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 9C2D2346FCF 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=1777359278; cv=none; b=O5TQ251lSCRejxvr9ooya9maANZN6s+zkYcy4rXP7J34eEpmPdx4Z5Q2Qv7cz7l1LFdHubSmC6af0/rbvQ+a6Vf+tRo/qNbRkjB//IjusAGLut4Z5tzzXCezQyZEAy2K/pYYD6R9Kv0vPK6img66l9tSfL5ckY8bVeqLN8ANins= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777359278; c=relaxed/simple; bh=IM9ESi6nZ2GNqGO23/dFzs6wZwAg2FXQqPWBRXVgMic=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=GN208KqFtnd+eHVinjh9nBSkeb7R8jmkz1uFN95W/bwsQqog4wgM6XfxgW12l78U1qpOa//3P4xRW3dWDyPKj/R9BRkiVHlk6r/L6F6qwk5VaOGPUTtRL+0X+83M9yJ0hXpR24AFwvHpc2kI8H0Oat9P17LphqI6glJtvpcEwuE= 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=vogpi84t; 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="vogpi84t" Received: by mail-dl1-f74.google.com with SMTP id a92af1059eb24-12c87ba0890so39466983c88.0 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=lists.linux.dev; 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=vogpi84tg8p0G439Mh3vVuXcz5k7scJIFSoHcnQeliv8pCpZJ2fNWDYzb/hk1/LsPS d2IdlwQMmRNbK9+76aZmTTBvQ10Os0SBoE2hwvzv09lkNkEebkBQ4Dnf+Kx6OWt2ICpS 9vpDUMryIlxzzbUyz/9YWS9PwEm7GK/LPL6l8MdsjQ5g9LBWfpzf80e/olFFcw1VG/bT FSHmN4m+82p499zoRksn3XyRtWlXzSXlA1dDNqzNTklIAV9clU+1R4sRVti83zxa0WGx ccRifAFtRUiXvpoAcYO4Y1uqww687nnzKZ1+t1HeSBWRAGLOQLteTGBXlUg/4drIQS3L DnCw== 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=idZ7wGypxZs2pPs8ogO3JsOke6MuDtfuVHayMLkwsmXCkLX5J9x8EnBtgYtuG6W+YH EFZh9V1sRU8pK6FuTn/LtCQc5x0G6cC/6mY6gEjLVHfbMFxEzw1qq63htc53vf/chXrt LWKUCFjzXA9cgT/2GqrMIZGH8JfRNehwExPLc78gW7mAMgHdKgUvy5osx6tylpe3vaLc ee7d1wZ8TrM+MSPBqxcPbSJbv8cAONETaJG07DhYpcAoRUwOZuOrtx4MvvsHuyVZj0rH h/WCQDXyCmpkGYb6JXyEKMBxgdeFaJzoka93NBT2BW/sIF6XyOdvRdvn79hvMKJiYSiu RZKg== X-Forwarded-Encrypted: i=1; AFNElJ8gaU9iqPW4bNfqwxCcs2eJXacg63PPXYpycKiNVv6g+FVz+F8XJVfYnF4pPgqxVX1FUOY3@lists.linux.dev X-Gm-Message-State: AOJu0Yw2esrO+t26ppBvP03wMHmbXgHb9pFbx3keciIgapKkBTUNFBRn /FGuRQ2KbpxaiwDhN8YQcq7dTvWLJhwnws0P6V/9GUkQSHn9C81x8IQRMedQRf9wtWDyjh28+zz OwYIXL1Mi4w== 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: llvm@lists.linux.dev 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-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=fUitzKwJONTngiW17XkS7kVr2cDS4cDL_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|iso646|limits|locale|math|setjmp|signal|stdalign|stdarg|stdatomic|stdbool|stddef|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|semaphore|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 -- 2.54.0.545.g6539524ca2-goog