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 9F73432E12D; Fri, 17 Oct 2025 15:14:28 +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=1760714068; cv=none; b=vCHEj/7jnW4ve0lwWU4zEziqh7/WXU4rcba9LupV0WuxGQyyM8xuJmvE10RcVDrT1pBkwU15oIG6ptmMY3Ys6KCVSrtFtIjCsbZNqHrIZswKupo1mDxK4qtV+Pvl3Cp535lVkzt2X1UBf5ikiCiAJ+FDBD/ivkBbM8M/Mo+l338= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760714068; c=relaxed/simple; bh=sHfyqw8yhdruCZxlOyaEgCta3y/LqxLGpi/S+Uht5P8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=WCClMPeb5vTgZ86RyI3gkn60deg1TN5+7ba4DdmlHPnPcvAr+gnSUgaT682xO0TDk/FumTN9FhoXOiuAL/wIJbegrg2vmZcdQlKWJyJAwH6iqpa7RJPIwD+LZ7PbSG5V7AusN6vj/gREInTRQHMANNVxCmOow8g5ImhtG3e/s4M= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=2KX20Nz0; 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="2KX20Nz0" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9A60DC4CEE7; Fri, 17 Oct 2025 15:14:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1760714068; bh=sHfyqw8yhdruCZxlOyaEgCta3y/LqxLGpi/S+Uht5P8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=2KX20Nz0kJDD84vLOLt1aCPhLVTbBqdpB7wsxXvtzXYw/4Ytrj1YXh+sNHXw8VfSt lrBEIPZdIuU+bLILE28bqcUOq9mb4oNOTD+84df0ZuOUsAALhnUK7A81scTNkHc+sw l5+EoEfE+4cB/hXzMBimCoVvKPMFDM/9LgBicTWk= 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 6.12 016/277] libperf event: Ensure tracing data is multiple of 8 sized Date: Fri, 17 Oct 2025 16:50:23 +0200 Message-ID: <20251017145147.741242358@linuxfoundation.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20251017145147.138822285@linuxfoundation.org> References: <20251017145147.138822285@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 6.12-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 37bb7771d9143..32b75c0326c93 100644 --- a/tools/lib/perf/include/perf/event.h +++ b/tools/lib/perf/include/perf/event.h @@ -291,6 +291,7 @@ 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