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=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,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 AC6B7C4360F for ; Mon, 18 Feb 2019 14:55:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7C77621479 for ; Mon, 18 Feb 2019 14:55:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728893AbfBROzC (ORCPT ); Mon, 18 Feb 2019 09:55:02 -0500 Received: from mail-wr1-f66.google.com ([209.85.221.66]:40095 "EHLO mail-wr1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729852AbfBROzC (ORCPT ); Mon, 18 Feb 2019 09:55:02 -0500 Received: by mail-wr1-f66.google.com with SMTP id q1so18696817wrp.7 for ; Mon, 18 Feb 2019 06:55:01 -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=ebx/6PKF298evGUiQpbCn8tno+rQu+UODpYT6m+zsg0=; b=HlIUzZs1A9w0l+QpPmgeL5iMmxI7IDrmqJBBTFKcu0Dfk5g6UAfPoCyIMVN25BylxR 54u29xsrHZuoLXOdB2EkqcWgA6NaRaIdL9bVZ6XItRLa4ZRkcOcZOY9F6CY2KsnW7i5F Wx12tjv7ne0/lV99a48SOtNPq0snQwDEilC35QFi3NY5iGGB2zfmUXsz14IpP48BCQDl 9/3s6YJG7Duwvg/b5XyX99WXXrecNWDkcZMAlMCye7orV/B6upwh0eJF01OT3VBGlaGF zAY0PiDp2stcztFw3mxWV74wJlsPLCtCcOpyLYO1jBKhmTR2BK6AsuZirr4Xg4mYZ21l L4Cw== X-Gm-Message-State: AHQUAubSVF4xwh5fD9ksSrP60BhykHQwaqskU768FPOX4j98Un27xK8E 2pFoPD2CKzXPACzfQM/sAw== X-Google-Smtp-Source: AHgI3IYZ5kRURiY4zF1l7ylMtEI/MVhYQg6g3p14uXcoktNOWq0K4f6Iou+HEf4FDuBBMBaRcw/zCw== X-Received: by 2002:adf:d845:: with SMTP id k5mr17254192wrl.145.1550501700969; Mon, 18 Feb 2019 06:55:00 -0800 (PST) Received: from localhost.localdomain ([146.247.46.6]) by smtp.gmail.com with ESMTPSA id n11sm10172528wrw.60.2019.02.18.06.54.59 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 18 Feb 2019 06:55:00 -0800 (PST) From: Slavomir Kaslev To: rostedt@vmware.com, rostedt@goodmis.org Cc: linux-trace-devel@vger.kernel.org, slavomir.kaslev@gmail.com Subject: [RFC PATCH v7 03/13] trace-cmd: Detect if vsockets are available Date: Mon, 18 Feb 2019 16:54:39 +0200 Message-Id: <20190218145449.13360-4-kaslevs@vmware.com> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20190218145449.13360-1-kaslevs@vmware.com> References: <20190218145449.13360-1-kaslevs@vmware.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-trace-devel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-trace-devel@vger.kernel.org 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 b780718..99e4f39 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 -- 2.19.1