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=0.3 required=3.0 tests=BAYES_00,DATE_IN_FUTURE_03_06, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 656BFC433E6 for ; Thu, 28 Jan 2021 00:24:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1D11664DD4 for ; Thu, 28 Jan 2021 00:24:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231426AbhA1AYV (ORCPT ); Wed, 27 Jan 2021 19:24:21 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59074 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231880AbhA1AV4 (ORCPT ); Wed, 27 Jan 2021 19:21:56 -0500 Received: from mail-ot1-x336.google.com (mail-ot1-x336.google.com [IPv6:2607:f8b0:4864:20::336]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7CB54C061574 for ; Wed, 27 Jan 2021 16:21:16 -0800 (PST) Received: by mail-ot1-x336.google.com with SMTP id 36so3588105otp.2 for ; Wed, 27 Jan 2021 16:21:16 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to:cc; bh=PlqpzMMVsrTDfB0W1NMWykZ8LXmGLQsYceol3rgBXdk=; b=pfUjzFnc2djngIzzWapTyh2/iEIKIttBymd9DoO8bpXDF/Q4PJ/5ecbPB0SYaiWxk9 MzBwSZcnbWM7Wn4odlX4dbc0RgpBbM8FzcEd/NHlkFsPAm2FrSlq+ZhPBq1INkeh30/z CXSYDjSd0JaLeHsmsoImvd5r7HbiUsaDZtBxHbOrjhgUuA4FSsuR8ijjHBbUobc/y+Wn Retsbm07c2r/2aggZMe3eGaFCGOdjoW2T/uMghfeosmLRHwZrzlGGjD6NV5e5eW5CD8p FULZsfeEi7b/SSDnUksoyA9+pK7gp7bF+vR+oa51wRILZLbjIxbWxnzrwBqTzSeIrD9p 4cvw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to:cc; bh=PlqpzMMVsrTDfB0W1NMWykZ8LXmGLQsYceol3rgBXdk=; b=qRsb3RkVARzTOG4iFCA2SRg7JB9C2od/iHo34yduseCIFQpyweSP0vIjvqEOCi+C+W YBHeEtPwAOaeDFSYCN2JwMQxLHXWjarcSsPSqtturEITED7MoO3yzHO1oeXfeL7fDSnc Oh5No2El00ayiDTjhvwBt82ft7xS0Oo/TqlbwayZHh3+M16sEqEZR7+yRMdjQbHzGeDz uX6K1TnZjNmow3TtiFbb8atMQJKk0q9L3AAoUgNL4XdwSJeRoTE52YPHHqlmU69ueyfF YtLr+OjyeGcJFGxzLfCixZ3K0aN3R3cQWUMDlI97c5lWcxIMofdlUutL5sXjfnhqb+nJ MVOQ== X-Gm-Message-State: AOAM531poFRlL0Bg4w2KbBJ72TmY9VYU3+K9AWFv6whEslnAHKWOhTNs 06Mdeb4wPFO6bJcSQbnLb9TR2Wm3/sVbglehOfOTHPgxEzCoHA== X-Google-Smtp-Source: ABdhPJzB3nG3XEBpyTrmpBGsAMRcpbQiaaEi6vi+3idM1WzEJalG6LRu3B5lOshADz9BtcvB6ufExdM7GkOGPbo3q14= X-Received: by 2002:a9d:664d:: with SMTP id q13mr9437715otm.156.1611793275598; Wed, 27 Jan 2021 16:21:15 -0800 (PST) MIME-Version: 1.0 From: Sameeruddin Shaik Date: Thu, 28 Jan 2021 11:20:38 +0530 Message-ID: Subject: libtracefs: New APIS to write/erase 'set_ftrace_filter' and 'set_ftrace_notrace' Inbox To: linux-trace-devel@vger.kernel.org Cc: Steven Rostedt , "Tzvetomir Stoyanov (VMware)" Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-trace-devel@vger.kernel.org hi, I am working on the below API's ---------------------------------------------------- Add an API to set filtering of functions: int tracefs_function_filter(struct tracefs_instance *instance, const char *filter); Which would write into the set_ftrace_filter file for the instance. Also have a: int tracefs_function_notrace(struct tracefs_instance *instance, const char *filter); That would write into the set_ftrace_notrace file for the instance. Have a: int tracefs_function_filter_clear(struct tracefs_instance *instance); That clears the set_ftrace_filter file. and a: int tracefs_function_notrace_clear(struct tracefs_instance *instance); That clears the set_ftrace_notrace file. ---------------------------------------------------------- Bugzilla link: https://bugzilla.kernel.org/show_bug.cgi?id=210643 if there is anyone already working on these API's please let me know. Thanks, sameer.