From patchwork Wed Jun 26 10:51:58 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Slavomir Kaslev X-Patchwork-Id: 11017441 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 7241B14C0 for ; Wed, 26 Jun 2019 10:52:24 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 6076E28723 for ; Wed, 26 Jun 2019 10:52:24 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 54BAC2872E; Wed, 26 Jun 2019 10:52:24 +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=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FROM,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 B9AFD28723 for ; Wed, 26 Jun 2019 10:52:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726347AbfFZKwW (ORCPT ); Wed, 26 Jun 2019 06:52:22 -0400 Received: from mail-wm1-f68.google.com ([209.85.128.68]:38965 "EHLO mail-wm1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726387AbfFZKwV (ORCPT ); Wed, 26 Jun 2019 06:52:21 -0400 Received: by mail-wm1-f68.google.com with SMTP id z23so1595771wma.4 for ; Wed, 26 Jun 2019 03:52:20 -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=HVphQ4X31C0SFvrwf0AQ8SwPSwp2whzv7Q59vsptiWw=; b=lRhcdRIcr8Onn7Ne5RNbkUJxZv9dDl4B881SP1Jy4vWFOiIUu0Ei42IzFF3jDP0Dq4 R27azBrfp8R5ga3r+tKkMaYbeyySHSNKkWaSCxeKxr6A1PwO3dK8jkRM0QBkTBYXEfam sVLxXLvIEemIvp7QIfatowYd2eyL7IeDhqkaWR5GjgGd/AjzatECbaQAJ7R+/2N5Al9g dJkvMxm93rnPvxI/EHIIW29GVv9lAespUDlWJtZalH+v4OTkqK2cKv25LkdEbvhTq0M3 1Y6m/x89cK1IUB62axalAFk3o7byLfDXzSQI/EBxK0bFUpEkZrdZ5/D4NH8KUHdfFKVF Ev4A== 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=HVphQ4X31C0SFvrwf0AQ8SwPSwp2whzv7Q59vsptiWw=; b=KxGPHTALu/MCj7mnBUxLyOFEZbP/bgUpYn6JaRMV1XkRghr99a003V7hzaROMgbKqn 7po7Fcg2jCtq+QoLfBoClb+c7h41v4BLG9dzArEXvS706Nmecg3wvRKDsKs+VTd5kiz4 ONpa3Q0Ir34at+Gq6ntTWNN/b5tt7TedrsmFi5UA+RmHLlq+XzDNqe7rOputO+RQJIEh 7yYcZEeMQoGRglfjVV0c33ehcSxqe4+2YYfV0C/vx/T3QGAb40ywUQuuHmEOScydHvaM Vhbq6m7p7mqwt+vkW9XHBo4sAVbQTAXfVEM3HRWUxMNz6erC8w4hAhiC6xAgfCPf6MDm W5jg== X-Gm-Message-State: APjAAAVM/XAIb69X/Easy41pmMoL5MbQ2Rd978A+2VO4znffs07RaQkU ulz4L0iLZMhm86udZZS+QA== X-Google-Smtp-Source: APXvYqzYCcfOIrQdHyPocqHzyBEYwDPo/WS6deFyZzQ0TDhxryk8qERMnfjJ95oiPnBm1nKiaGwuog== X-Received: by 2002:a1c:630a:: with SMTP id x10mr2447018wmb.113.1561546339360; Wed, 26 Jun 2019 03:52:19 -0700 (PDT) Received: from box.eng.vmware.com ([146.247.46.5]) by smtp.gmail.com with ESMTPSA id s10sm15456929wrt.49.2019.06.26.03.52.18 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Wed, 26 Jun 2019 03:52:18 -0700 (PDT) From: "Slavomir Kaslev (VMware)" To: rostedt@goodmis.org Cc: linux-trace-devel@vger.kernel.org Subject: [PATCH v13 02/13] trace-cmd: Detect if vsockets are available Date: Wed, 26 Jun 2019 13:51:58 +0300 Message-Id: <20190626105209.13200-3-slavomir.kaslev@gmail.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190626105209.13200-1-slavomir.kaslev@gmail.com> References: <20190626105209.13200-1-slavomir.kaslev@gmail.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 d34c615..ba726ee 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