From patchwork Mon Feb 4 06:58:38 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Slavomir Kaslev X-Patchwork-Id: 10794991 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 5A96A159A for ; Mon, 4 Feb 2019 06:59:00 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 47C2E2B03E for ; Mon, 4 Feb 2019 06:59:00 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 3A8132B042; Mon, 4 Feb 2019 06:59:00 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A40AD2B03E for ; Mon, 4 Feb 2019 06:58:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725902AbfBDG67 (ORCPT ); Mon, 4 Feb 2019 01:58:59 -0500 Received: from mail-wm1-f66.google.com ([209.85.128.66]:54223 "EHLO mail-wm1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725906AbfBDG67 (ORCPT ); Mon, 4 Feb 2019 01:58:59 -0500 Received: by mail-wm1-f66.google.com with SMTP id d15so11932966wmb.3 for ; Sun, 03 Feb 2019 22:58:58 -0800 (PST) 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=ajXfUh/mnU+wtU0V6S7mrCQeLCbVutVc/GYt5XQFIvY=; b=oy23V0Qt4KBcAlNmg6nrCYOZL8jvX0bY5hISkXGWjbEy3QMRDU3fOl7EhYefQQ039R or/FVOamoltsB4b7U85c0iIyLjuEyPwr55eZzVbtODyWoTmxXSPq4lezYsj7qT3v1M9O BmofzzZWi5RXJX8E/DX6js1me6skMFIiwJfQ3vuJwmlbP1MiPW6A8ib9wh6zjcdyaCwG Mb/DKk+hbuZqKewz8f/RAG4UXFKWkF2qDVU/yQTgLweIeWqrwfzEnP6XLDWCRpoH3vg1 E5AN5gB1lHKuDhaaFT/qZ+i//7ZqGVJ8T4UZ5dozoHBtaUplls2qQo3dr1tuQnbxVopW wMaQ== X-Gm-Message-State: AHQUAuatHC74qDplw51v3oKRKjf4g+fYGZfQpn4KAZLSHCk8EiFU+0YZ P667EHvumcYEXKcRAERFobDYJ7Wo2g== X-Google-Smtp-Source: AHgI3IYPOm8vecZl19zjLGH8IHngO82TzpJ9bAmTw5AjYquc34tqbg1Lj9gq6RzAlH+Hz5sXYZeSmw== X-Received: by 2002:a1c:a70a:: with SMTP id q10mr11138259wme.58.1549263537134; Sun, 03 Feb 2019 22:58:57 -0800 (PST) Received: from localhost.localdomain ([213.145.108.55]) by smtp.gmail.com with ESMTPSA id q12sm12596809wrx.31.2019.02.03.22.58.56 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 03 Feb 2019 22:58:56 -0800 (PST) From: Slavomir Kaslev To: linux-trace-devel@vger.kernel.org Cc: rostedt@goodmis.org, slavomir.kaslev@gmail.com, tstoyanov@vmware.com, ykaradzhov@vmware.com Subject: [RFC PATCH v5 01/11] trace-cmd: Detect if vsockets are available Date: Mon, 4 Feb 2019 08:58:38 +0200 Message-Id: <20190204065848.8248-2-kaslevs@vmware.com> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20190204065848.8248-1-kaslevs@vmware.com> References: <20190204065848.8248-1-kaslevs@vmware.com> MIME-Version: 1.0 Sender: linux-trace-devel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-trace-devel@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: "Steven Rostedt (VMware)" Detect and define VSOCK if vsockets are available on the system. This macro is used to disable VM remote tracing features on older kernels. Signed-off-by: Steven Rostedt (VMware) Signed-off-by: Slavomir Kaslev --- Makefile | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/Makefile b/Makefile index f0f7e92..ce16b83 100644 --- a/Makefile +++ b/Makefile @@ -204,6 +204,13 @@ CFLAGS ?= -g -Wall CPPFLAGS ?= LDFLAGS ?= +VSOCK_DEFINED := $(shell if (echo "\#include " | $(CC) -E - >/dev/null 2>&1) ; then echo 1; else echo 0 ; fi) + +export VSOCK_DEFINED +ifeq ($(VSOCK_DEFINED), 1) +CFLAGS += -DVSOCK +endif + export CFLAGS export INCLUDES