From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AD8B8C43613 for ; Fri, 21 Jun 2019 16:18:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7D04921530 for ; Fri, 21 Jun 2019 16:18:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1561133938; bh=FEs3TMM0ZYwBf3dusmpCVE/U5ogVTBo5jlcOMzlVOu4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=i5SXXMqbC0GZ3qdBuZaOpBQ2DL49xxHxyoqn7rWXMxjXrCxUOs75nmeYhL0sP9lCW d4Ob2/ZRAM0p+8qTL//TvDQmM316in9rpy8SFQtcnBZFx3d3g/5GvoulimKD+acINJ 542uR9DLB63Y+0whRkwBQ8sPtX3APUQqCRv08O4I= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726431AbfFUQS5 (ORCPT ); Fri, 21 Jun 2019 12:18:57 -0400 Received: from mail.kernel.org ([198.145.29.99]:51638 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726032AbfFUQSz (ORCPT ); Fri, 21 Jun 2019 12:18:55 -0400 Received: from localhost.localdomain (NE2965lan1.rev.em-net.ne.jp [210.141.244.193]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 538B1208CA; Fri, 21 Jun 2019 16:18:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1561133934; bh=FEs3TMM0ZYwBf3dusmpCVE/U5ogVTBo5jlcOMzlVOu4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=zwk//BBasckgqi8kWaocl4ToLQ1Rx9sa0tk1lEw/lUcb4LPpGM8SHoQbU6j5Akreq aOvEHxBDJLQtXxzbLpPUfu2gkOSgmS2Nk5Kq1MEbue7qmKjQ68GrbDzQghL7LFuPJJ FH2DHyIIsLvrpR6Puru7osTsAjyAEc1As2R7enqs= From: Masami Hiramatsu To: Steven Rostedt , Rob Herring , Frank Rowand , Tom Zanussi Cc: Ingo Molnar , Namhyung Kim , Jiri Olsa , Arnaldo Carvalho de Melo , linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Subject: [RFC PATCH 05/11] tracing: Accept different type for synthetic event fields Date: Sat, 22 Jun 2019 01:18:50 +0900 Message-Id: <156113392998.28344.16677403249383913005.stgit@devnote2> X-Mailer: git-send-email 2.20.1 In-Reply-To: <156113387975.28344.16009584175308192243.stgit@devnote2> References: <156113387975.28344.16009584175308192243.stgit@devnote2> User-Agent: StGit/0.17.1-dirty MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Make the synthetic event accepts a different type field to record. However, the size and signed flag must be same. Signed-off-by: Masami Hiramatsu --- kernel/trace/trace_events_hist.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/kernel/trace/trace_events_hist.c b/kernel/trace/trace_events_hist.c index ca6b0dff60c5..a7f447195143 100644 --- a/kernel/trace/trace_events_hist.c +++ b/kernel/trace/trace_events_hist.c @@ -4063,8 +4063,11 @@ static int check_synth_field(struct synth_event *event, field = event->fields[field_pos]; - if (strcmp(field->type, hist_field->type) != 0) - return -EINVAL; + if (strcmp(field->type, hist_field->type) != 0) { + if (field->size != hist_field->size || + field->is_signed != hist_field->is_signed) + return -EINVAL; + } return 0; }