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 94BA4330B17; Fri, 17 Oct 2025 15:50:44 +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=1760716244; cv=none; b=B90/zOt3OiZagwNUszpcyZX/BTbKPjzCMaxna0BZr3jDpeVhyGFqDHE/0+1yGbdkBidJWZ+8kwjw0oIuGotjB046oW7wH8PAKJ/u2CLeJmjrJMuKmK1ratTHqBfpxjgsIKS0izSEaghEmsC/osAESdeXOM2SbGOaoLh3Fw2WXAg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760716244; c=relaxed/simple; bh=ol6rMaWelqdOn7ooNngXAXOwqTegJlq38kO2w/VAnlo=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=L7+h8LH+zeqSsfvFOFyhQWTNIQDtfle6/amTqfQ5k19Tvj9EGuCT2aIzO2nI2XooJzKTA4iKDXqiZVvM9r9Bk1kp8tBrmCTYQXQvcrvcRRsUl6yUsY+qdaQrQ3A8Qed2xPRb9P3d/b3DUJcbPWBMGfL/4SxGpZvjA7kmYglNorc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=yn9D3Oqf; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="yn9D3Oqf" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D7142C4CEE7; Fri, 17 Oct 2025 15:50:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1760716244; bh=ol6rMaWelqdOn7ooNngXAXOwqTegJlq38kO2w/VAnlo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=yn9D3Oqfwu7r5MEx7YSeitLSo3tX0CArD3eah6eyzRRacihYMmU4yQGJYnqmFsXYv d1rcBZiTxzuby8sbg788YDtaxlkTk2ZOWVQXw7xN5daa4xfTSWQx4V3Jns6O+1TUEb DXZ0sjI7xG8DIUw7+PvOge8NcXH33BJxM8bmKB7A= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, James Clark , Ian Rogers , Namhyung Kim , Arnaldo Carvalho de Melo , Adrian Hunter , Alexander Shishkin , Athira Rajeev , Blake Jones , Chun-Tse Shao , Collin Funk , Howard Chu , Ingo Molnar , Jan Polensky , Jiri Olsa , Kan Liang , Li Huafei , Mark Rutland , Nam Cao , Peter Zijlstra , "Steinar H. Gunderson" , Thomas Gleixner , Sasha Levin Subject: [PATCH 5.15 124/276] libperf event: Ensure tracing data is multiple of 8 sized Date: Fri, 17 Oct 2025 16:53:37 +0200 Message-ID: <20251017145147.005782915@linuxfoundation.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20251017145142.382145055@linuxfoundation.org> References: <20251017145142.382145055@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 5.15-stable review patch. If anyone has any objections, please let me know. ------------------ From: Ian Rogers [ Upstream commit b39c915a4f365cce6bdc0e538ed95d31823aea8f ] Perf's synthetic-events.c will ensure 8-byte alignment of tracing data, writing it after a perf_record_header_tracing_data event. Add padding to struct perf_record_header_tracing_data to make it 16-byte rather than 12-byte sized. Fixes: 055c67ed39887c55 ("perf tools: Move event synthesizing routines to separate .c file") Reviewed-by: James Clark Signed-off-by: Ian Rogers Acked-by: Namhyung Kim Tested-by: Arnaldo Carvalho de Melo Cc: Adrian Hunter Cc: Alexander Shishkin Cc: Athira Rajeev Cc: Blake Jones Cc: Chun-Tse Shao Cc: Collin Funk Cc: Howard Chu Cc: Ingo Molnar Cc: Jan Polensky Cc: Jiri Olsa Cc: Kan Liang Cc: Li Huafei Cc: Mark Rutland Cc: Nam Cao Cc: Peter Zijlstra Cc: Steinar H. Gunderson Cc: Thomas Gleixner Link: https://lore.kernel.org/r/20250821163820.1132977-6-irogers@google.com Signed-off-by: Arnaldo Carvalho de Melo Signed-off-by: Sasha Levin --- tools/lib/perf/include/perf/event.h | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/lib/perf/include/perf/event.h b/tools/lib/perf/include/perf/event.h index 4d0c02ba3f7d3..1187415e26990 100644 --- a/tools/lib/perf/include/perf/event.h +++ b/tools/lib/perf/include/perf/event.h @@ -211,6 +211,7 @@ struct perf_record_header_event_type { struct perf_record_header_tracing_data { struct perf_event_header header; __u32 size; + __u32 pad; }; #define PERF_RECORD_MISC_BUILD_ID_SIZE (1 << 15) -- 2.51.0