From patchwork Tue Jun 18 14:39:47 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Slavomir Kaslev X-Patchwork-Id: 11001871 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 622771395 for ; Tue, 18 Jun 2019 14:40:12 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 52CF228470 for ; Tue, 18 Jun 2019 14:40:12 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 475B3286DA; Tue, 18 Jun 2019 14:40:12 +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 414A728470 for ; Tue, 18 Jun 2019 14:40:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729167AbfFROkL (ORCPT ); Tue, 18 Jun 2019 10:40:11 -0400 Received: from mail-wm1-f67.google.com ([209.85.128.67]:52960 "EHLO mail-wm1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725919AbfFROkK (ORCPT ); Tue, 18 Jun 2019 10:40:10 -0400 Received: by mail-wm1-f67.google.com with SMTP id s3so3599374wms.2 for ; Tue, 18 Jun 2019 07:40:09 -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=COOWTVQCpqGdT0L9mfdnyqo+LJmZ13WzicSw1A2mcT0=; b=Xv3b1WhqrI9jPo84T2PYFLsvlVdm6rliH9wPkxpvy0gOxUYw908B9P42QPt4zc856r xcCPGl7Ek2pp76r8MFaEPJ1v4xTgXwtlyXHxa/v74NHCdByMj3eXW1yq640rnRzsPtVP 3yuFAJe7RNK+VIxOESHR8kYjoFIh54Mkiy3h217UmdKlgf69ugVYujur2vjrAY1E6B16 fSXLR254U06kLNJ+SS2bYk+PyE/YPtEJtharg816kStbBdO3AMexAA4OsmnK+GtuanmV CO9Es3WS0oY3oUxgQoln85dq573WFFF5K1rdF4cbe/ab2v5UBJW1JXdHjL7Ryf14OYIP 2pzA== 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=COOWTVQCpqGdT0L9mfdnyqo+LJmZ13WzicSw1A2mcT0=; b=qG/9Wc6q12odQju/yZ1NxDL7lHHUP3Yt72gAk2+whxXIV028O8iVSVkFMjgV7wCtm5 XnmSpMBCb0gq8dqPR79EKMJdfHc9OLRmtOwmV5+82+3H2J2bXB8pnM1RWykOpWnbsGci UgKJ2ndutEYSEg1BzvW+08pdzT3Ik6CsBB9nMZoWrGn5/IxiCIvheFK3YlW9rBQKeDt1 wiF2X4esKaseQEdlC7xcsmkpiydBY2BHU5/edU4MkQngjXt1Te18TpdXdgjAzRtuVm0Q zop4jw89Sr83+XRgLbXtGQHMWbKuRC0mVXaCiANCeMI4IbofQRogyAgELz5OkhE1Bo6W IquA== X-Gm-Message-State: APjAAAXMSIt56i8e+zREeDtf+DtoOk70MIsnlZs7UhEkET4s4BU6FQly y92bfAQJPm4mTuX1rplPHnCmbfI= X-Google-Smtp-Source: APXvYqxNDN+N8ashxGlMm5HUlMEYFfSdR5kYDE3DZmuYG8u7zHEBYUyUgh4sQuGhrGXjDBko0B92pQ== X-Received: by 2002:a1c:10f:: with SMTP id 15mr4078773wmb.142.1560868808892; Tue, 18 Jun 2019 07:40:08 -0700 (PDT) Received: from box.eng.vmware.com ([146.247.46.5]) by smtp.gmail.com with ESMTPSA id y1sm2411808wma.32.2019.06.18.07.40.07 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Tue, 18 Jun 2019 07:40:08 -0700 (PDT) From: "Slavomir Kaslev (VMware)" To: rostedt@goodmis.org Cc: linux-trace-devel@vger.kernel.org Subject: [PATCH v11 02/13] trace-cmd: Detect if vsockets are available Date: Tue, 18 Jun 2019 17:39:47 +0300 Message-Id: <20190618143958.2865-3-slavomir.kaslev@gmail.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190618143958.2865-1-slavomir.kaslev@gmail.com> References: <20190618143958.2865-1-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 Signed-off-by: Slavomir Kaslev (VMware) --- 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