From patchwork Sat Jul 8 02:48:23 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Masami Hiramatsu (Google)" X-Patchwork-Id: 11764 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:9f45:0:b0:3ea:f831:8777 with SMTP id v5csp3672346vqx; Fri, 7 Jul 2023 20:05:12 -0700 (PDT) X-Google-Smtp-Source: APBJJlFhvVQzWHsuco1MfPfhEJZALnTuX+3Gol/5Qy8XgFs7nViR01AuoF+kys3rdhyl0JUJPu3x X-Received: by 2002:aa7:db48:0:b0:514:a4cd:85d7 with SMTP id n8-20020aa7db48000000b00514a4cd85d7mr4968272edt.26.1688785511708; Fri, 07 Jul 2023 20:05:11 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1688785511; cv=none; d=google.com; s=arc-20160816; b=TRJpVnbB1dIQ95/NBHvSJqPQhC7F3l1QUevPI50ypAvjncS3elThSn2LhcIzs85PIl AtCbdVT7GsTSXAL2yxxLLWOhdOo+GR9SoyMt/+5olbrMXBgMeWqUB6doqV8Cz/6egwCC j0byV7Pz8b/3qapxwCtbdkSn+PTpT/wtqp2MYSrTO3XToLnSoCFvSblRjafOH+Hr7QtF 3rsp3MwKWBUZM5QaeAp5IsDhEvJG6qXGTRdq1+/T1MNg3sfnAxhM0MEExv9ueSxSTlPo +oMPSabCoyr4o5M2lH3E+HQMDZN6wUioRXW59y3iEw5dvSRBkb4Kwp+ebWYtlxt4b8iS VH5g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :user-agent:message-id:date:subject:cc:to:from:dkim-signature; bh=1CCl/ei6b56mFK2ScM54tj27uQcUYRSTeyr5Ei4EOgc=; fh=hf24JvveL55vCfzfv0agRHDWsuhzZqIeZ7dfs5kcUjQ=; b=U2vXsUFzqAtP0jSUkpVj+lRPtLTGeKWrFCmXxiOoYXLABuyzHtSH2GpJIQflq6plf2 NwCiaaGZ5XRRPkPVNYPkchmF81gMlrAxb8QQEMYOUQ9S+hm1f9sC35Oe95B8YT4FZPyp RkRA0a5YvXzAc9Tobx2cOSAvyTxUQLZ4iQWwMLyQWhtGV3AptNl9VekP/un01OD8iVFj A6wcXYv3jgb/ZOlfqjPfLGRqmJ62iFjQ3vaj3bGNKbKQvGutRcf3PwC/PpywsBwEMS7P ezHN47JG6N8CP5wSCxxOOnqePiCunVtrXjFc+fnN1SwjIUeU4Gt+j8ivm5s9obu+3kDg CSrQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b="IApqL/I/"; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id z16-20020aa7c650000000b0051bf671a7fasi2877806edr.577.2023.07.07.20.04.48; Fri, 07 Jul 2023 20:05:11 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b="IApqL/I/"; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232523AbjGHCsb (ORCPT + 99 others); Fri, 7 Jul 2023 22:48:31 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51716 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229699AbjGHCsa (ORCPT ); Fri, 7 Jul 2023 22:48:30 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7532FC9; Fri, 7 Jul 2023 19:48:29 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 131D661AD8; Sat, 8 Jul 2023 02:48:29 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5D688C433C7; Sat, 8 Jul 2023 02:48:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1688784508; bh=OFgQvHFx6RMj137byhZyTysi7H9gyOX5KQzGa5wUhmA=; h=From:To:Cc:Subject:Date:From; b=IApqL/I/c5fj1mqdS+fq65yAAz1/XBpssqSKngvwfebXxoVP02lvjVUdXGZtk7znR Dx3rjjve6iUEA4HkS6Yo7jsJ56dT3RWO8dDZxQt9N9ucZU17avJSxjdCJGi1eitsYE C9R6pR2RV9+A/zA/fdIERhHQm1mbFQgAZNT3fNu6M2QuizC0GUJn/4cGeSxb6cighQ xgrZ0eFOEyNextrBRk1QqU9amivmTOqussHirUQW1uyVefaddXgMEagFluQmerlvXX jh4TPxKYLeD16GzY23cFdIYS3RLE+wbyxLdBpbu6B5KzzEPtE5PEZqo32/k08WKYlt 0FbdzSm99PIdg== From: "Masami Hiramatsu (Google)" To: Steven Rostedt Cc: Dan Carpenter , linux-trace-kernel@vger.kernel.org, LKML , Masami Hiramatsu Subject: [PATCH v3 0/4] tracing/probes: Fix bugs in process_fetch_insn Date: Sat, 8 Jul 2023 11:48:23 +0900 Message-ID: <168878450334.2721251.3030778817503575503.stgit@mhiramat.roam.corp.google.com> X-Mailer: git-send-email 2.41.0.255.g8b1d071c50-goog User-Agent: StGit/0.19 MIME-Version: 1.0 X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1770819956653665018?= X-GMAIL-MSGID: =?utf-8?q?1770819956653665018?= Hi, Here are the 3rd version of fix bugs in process_fetch_insn_*(). The previous version is here; https://lore.kernel.org/all/168873724526.2687993.15242662075324919195.stgit@mhiramat.roam.corp.google.com/ [3/4] is updated to move FAULT_STRING macro to trace_probe.h and use it in trace_probe.c instead of "(fault)". Thank you, --- Masami Hiramatsu (Google) (4): tracing/probes: Fix to avoid double count of the string length on the array tracing/probes: Fix not to count error code to total length Revert "tracing: Add "(fault)" name injection to kernel probes" tracing/probes: Fix to record 0-length data_loc in fetch_store_string*() if fails kernel/trace/trace.h | 2 ++ kernel/trace/trace_probe.c | 2 +- kernel/trace/trace_probe_kernel.h | 29 ++++------------------------- kernel/trace/trace_probe_tmpl.h | 10 +++++----- kernel/trace/trace_uprobe.c | 3 ++- 5 files changed, 14 insertions(+), 32 deletions(-) -- Masami Hiramatsu (Google)