From patchwork Mon Jun 14 07:49:52 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Tzvetomir Stoyanov (VMware)" X-Patchwork-Id: 12318201 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=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,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 3A03AC49360 for ; Mon, 14 Jun 2021 07:50:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1E2FC61352 for ; Mon, 14 Jun 2021 07:50:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232562AbhFNHwo (ORCPT ); Mon, 14 Jun 2021 03:52:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52960 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232499AbhFNHwn (ORCPT ); Mon, 14 Jun 2021 03:52:43 -0400 Received: from mail-ej1-x629.google.com (mail-ej1-x629.google.com [IPv6:2a00:1450:4864:20::629]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3D4B9C061767 for ; Mon, 14 Jun 2021 00:50:41 -0700 (PDT) Received: by mail-ej1-x629.google.com with SMTP id ce15so15023277ejb.4 for ; Mon, 14 Jun 2021 00:50:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=3KFLzzFKc9m2UFTOpsVh7cbeeh2hvHNTp1bJlNMgn90=; b=E2dFiMh6DNYbyVIK563rxIvBJU7uJtlOIKAkFi5brRsyrpeZadcVvOb24HtBqgpEW6 fkd9sBgdYlzFk8m0uIb77XhelAwYJ+DuXf8qbqLYSQFOzs9eBlPyXPf6aUXZG2SyVPYI tMImgyrbM+Ir8BDk7CAbDa+gnXqqOaGOM2YwyGkhrwz5AMD1Cm6zzsjzbxcokOvzau3T Koourv1Cx0vvWyYxAt886LjA0REhLqSraKk9S1RDTO6NOeYo1L6ZHVJIhRs2e2NaAsyf QfRv+sVrPNId3A4iWX3EDlG4IqnPvYkWzxaLD9tqyHdU9indKOBanQ8FHhQApU4Vn8IW 7nHg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=3KFLzzFKc9m2UFTOpsVh7cbeeh2hvHNTp1bJlNMgn90=; b=lep6P4uoBI3tQXAxczoJEqQ1385LSf0xmGv7OS6HOUe69l6IOBF8Xyi2GUMmMgEEyH 7djXirtCFGpN/kSukBSPdD1T8JGbaVkUYny4+2fXLiIG66teA75UfqLq4g/sHeOUS25D pVLeCAbx1yQ6id1qsdEFC22dQ5k7n+H/PS10YmEWVNqa8AZrOgMBkWlfv9pCeql8T6n7 ZCgc6t5facOcEqIWBxGwV/y4IS3IB/IrfQsNEJN5E41aeNvfJz4+WlkjVNxOevEeoceY BfPg/a7vg2Tp9zu3RoH1Jj0VqNCfdJjmItrIdcP3cSk4tqktfCLCCZ5DDaTA6/S39djw XsEA== X-Gm-Message-State: AOAM533Nm5x+DBJ7iwG4ouFhRPDIUfzgaouWhMqXqgkw6ii2/l9dq2SA XDVzzuX6oZj3qQ51gYfGd5aUnF2Eo74kxQ== X-Google-Smtp-Source: ABdhPJzThOnSkCcGBbKmjEVOHRBhOGQkjZtJLtJ7GJw6kZWpaJ4L2t2/XT5tDGq163jxBip40J5FDA== X-Received: by 2002:a17:906:6dc3:: with SMTP id j3mr14265692ejt.448.1623657039817; Mon, 14 Jun 2021 00:50:39 -0700 (PDT) Received: from oberon.zico.biz ([83.222.187.186]) by smtp.gmail.com with ESMTPSA id f6sm6536444eja.108.2021.06.14.00.50.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 14 Jun 2021 00:50:39 -0700 (PDT) From: "Tzvetomir Stoyanov (VMware)" To: rostedt@goodmis.org Cc: linux-trace-devel@vger.kernel.org Subject: [PATCH v6 08/45] trace-cmd list: Show supported compression algorithms Date: Mon, 14 Jun 2021 10:49:52 +0300 Message-Id: <20210614075029.598048-9-tz.stoyanov@gmail.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210614075029.598048-1-tz.stoyanov@gmail.com> References: <20210614075029.598048-1-tz.stoyanov@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-trace-devel@vger.kernel.org Add new parameter "trace-cmd list -c" to show supported compression algorithms. Signed-off-by: Tzvetomir Stoyanov (VMware) --- tracecmd/trace-list.c | 26 ++++++++++++++++++++++++++ tracecmd/trace-usage.c | 1 + 2 files changed, 27 insertions(+) diff --git a/tracecmd/trace-list.c b/tracecmd/trace-list.c index d060c810..900da73b 100644 --- a/tracecmd/trace-list.c +++ b/tracecmd/trace-list.c @@ -549,6 +549,24 @@ static void show_plugins(void) tep_free(pevent); } +static void show_compression(void) +{ + char **versions, **names; + int c, i; + + c = tracecmd_compress_protos_get(&names, &versions); + if (c <= 0) { + printf("No compression algorithms are supported\n"); + return; + } + printf("Supported compression algorithms:\n"); + for (i = 0; i < c; i++) + printf("\t%s, %s\n", names[i], versions[i]); + + free(names); + free(versions); +} + void trace_list(int argc, char **argv) { int events = 0; @@ -562,6 +580,7 @@ void trace_list(int argc, char **argv) int flags = 0; int systems = 0; int show_all = 1; + int compression = 0; int i; const char *arg; const char *funcre = NULL; @@ -626,6 +645,10 @@ void trace_list(int argc, char **argv) systems = 1; show_all = 0; break; + case 'c': + compression = 1; + show_all = 0; + break; case '-': if (strcmp(argv[i], "--debug") == 0) { tracecmd_set_debug(true); @@ -670,6 +693,8 @@ void trace_list(int argc, char **argv) show_clocks(); if (systems) show_systems(); + if (compression) + show_compression(); if (show_all) { printf("event systems:\n"); show_systems(); @@ -679,6 +704,7 @@ void trace_list(int argc, char **argv) show_tracers(); printf("\noptions:\n"); show_options(); + show_compression(); } return; diff --git a/tracecmd/trace-usage.c b/tracecmd/trace-usage.c index c0033ce8..cd8ca391 100644 --- a/tracecmd/trace-usage.c +++ b/tracecmd/trace-usage.c @@ -331,6 +331,7 @@ static struct usage_help usage_help[] = { " -O list plugin options\n" " -B list defined buffer instances\n" " -C list the defined clocks (and active one)\n" + " -c list the supported trace file compression algorithms\n" }, { "restore",