From patchwork Fri Nov 18 16:20:33 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alessandro Carminati X-Patchwork-Id: 13048451 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 251ABC433FE for ; Fri, 18 Nov 2022 16:21:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235367AbiKRQVo (ORCPT ); Fri, 18 Nov 2022 11:21:44 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43218 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235221AbiKRQVn (ORCPT ); Fri, 18 Nov 2022 11:21:43 -0500 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A0B9061772 for ; Fri, 18 Nov 2022 08:20:41 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1668788440; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=4/lZAnOXPkFaHnGFixuznrXc+fqvh+fQumPEYd2UgBU=; b=IIyGdZO8zmsQJLbXAxVeaZQbJ/Ktu6kyspmmnDtdTa3mPBSiHcoOsMQHXiig4qzuss4jLr 5aO1gszgBB+3de0U3kJh5CJCCVQbmQMKvVPdNeIj+Q2kjN/+5edr/EtxO85SjXihgayFMq yEbWhqnDUT1Qng4EPlCvdGgbPQu6V9s= Received: from mail-ej1-f71.google.com (mail-ej1-f71.google.com [209.85.218.71]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_128_GCM_SHA256) id us-mta-307-0XGXj-__MuaHBqEgstHidg-1; Fri, 18 Nov 2022 11:20:39 -0500 X-MC-Unique: 0XGXj-__MuaHBqEgstHidg-1 Received: by mail-ej1-f71.google.com with SMTP id hr21-20020a1709073f9500b007b29ccd1228so3287760ejc.16 for ; Fri, 18 Nov 2022 08:20:39 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=4/lZAnOXPkFaHnGFixuznrXc+fqvh+fQumPEYd2UgBU=; b=WJy8THH5zYMQbqItVVpv64iEBglHG0X3J37mxUWAooEccvQQin581OOy3/F7KzLm35 noZuAX/dXGQtsSDvdOkd6s0/XkcUL4qDGYpJPX0UTeHoN3PATdgHIu6j/5hXfxY2M0lH iu6SmMiOSHO8/O3jF8HJAtdUr0q6LO9i6DG2tBft236fZIHSi6l43DXCCyPDFUzcVNXK m8qh1OQu5utJXTZq6tRqXhPep2av3C6rFExNMOQTyKvQHaF2Z4Yxpu3dxw2O3071Gwia CzpHlM8Y9rhK0cigUMQHL2Z4HCY3jBj89VQWSJhSkPxl+WYesr8b/8ddktF+riOI17mg msFw== X-Gm-Message-State: ANoB5plLPkqaiVLm/2BIw39hpEVp6U7or7KBGTrSg8cb2mQD9Aa4yY4E RoBGgSzQvRERW9kbNVN/hAtPsnqAEz5mlXUbagkLUiD19VWNdrQboINx8yhS9Ic0bPMYrO3Hias Q2YkrJNO65/y6OfmNluwxyVkM0vhnKpsb7wssuBVbLAk/MVwGZOTZ9BtOnS8akwbCkdZEXYvXLJ yEfo2Ha6E= X-Received: by 2002:a17:906:32c7:b0:7ad:934f:abc2 with SMTP id k7-20020a17090632c700b007ad934fabc2mr6130453ejk.690.1668788438035; Fri, 18 Nov 2022 08:20:38 -0800 (PST) X-Google-Smtp-Source: AA0mqf5dOX+eRhJ/tb1LGJakd/27nqemCeDsScZdWGz9DaDQ6/kxFzvAd9jSwpR23iR8HrH0NlpRhw== X-Received: by 2002:a17:906:32c7:b0:7ad:934f:abc2 with SMTP id k7-20020a17090632c700b007ad934fabc2mr6130419ejk.690.1668788437651; Fri, 18 Nov 2022 08:20:37 -0800 (PST) Received: from x1.hqhome163.com ([194.183.10.152]) by smtp.googlemail.com with ESMTPSA id l19-20020aa7cad3000000b0045bd257b307sm1970007edt.22.2022.11.18.08.20.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 18 Nov 2022 08:20:36 -0800 (PST) From: Alessandro Carminati To: linux-trace-devel@vger.kernel.org Cc: alessandro.carminati@gmail.com, acarmina@redhat.com, bristot@kernel.org, rostedt@goodmis.org, linux-kernel@vger.kernel.org Subject: [PATCH] rv/monitors: Move monitor structure in rodata Date: Fri, 18 Nov 2022 17:20:33 +0100 Message-Id: <20221118162033.66389-1-acarmina@redhat.com> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-trace-devel@vger.kernel.org It makes sense to move the important monitor structure into rodata to prevent accidental structure modification. Signed-off-by: Alessandro Carminati --- kernel/trace/rv/monitors/wip/wip.h | 2 +- kernel/trace/rv/monitors/wwnr/wwnr.h | 2 +- tools/verification/dot2/dot2c.py | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff --git a/kernel/trace/rv/monitors/wip/wip.h b/kernel/trace/rv/monitors/wip/wip.h index dacc37b62a2c..9c0cd0ad5cd7 100644 --- a/kernel/trace/rv/monitors/wip/wip.h +++ b/kernel/trace/rv/monitors/wip/wip.h @@ -27,7 +27,7 @@ struct automaton_wip { bool final_states[state_max_wip]; }; -static struct automaton_wip automaton_wip = { +const static struct automaton_wip automaton_wip = { .state_names = { "preemptive", "non_preemptive" diff --git a/kernel/trace/rv/monitors/wwnr/wwnr.h b/kernel/trace/rv/monitors/wwnr/wwnr.h index 118e576b91b4..57dfb1c46cb8 100644 --- a/kernel/trace/rv/monitors/wwnr/wwnr.h +++ b/kernel/trace/rv/monitors/wwnr/wwnr.h @@ -27,7 +27,7 @@ struct automaton_wwnr { bool final_states[state_max_wwnr]; }; -static struct automaton_wwnr automaton_wwnr = { +const static struct automaton_wwnr automaton_wwnr = { .state_names = { "not_running", "running" diff --git a/tools/verification/dot2/dot2c.py b/tools/verification/dot2/dot2c.py index be8a364a469b..512c7a11830f 100644 --- a/tools/verification/dot2/dot2c.py +++ b/tools/verification/dot2/dot2c.py @@ -111,7 +111,7 @@ class Dot2c(Automata): def format_aut_init_header(self): buff = [] - buff.append("static struct %s %s = {" % (self.struct_automaton_def, self.var_automaton_def)) + buff.append("const static struct %s %s = {" % (self.struct_automaton_def, self.var_automaton_def)) return buff def __get_string_vector_per_line_content(self, buff):