From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm0-f50.google.com (mail-wm0-f50.google.com [74.125.82.50]) by dpdk.org (Postfix) with ESMTP id 3D7CD2BBC for ; Fri, 10 Jun 2016 15:19:22 +0200 (CEST) Received: by mail-wm0-f50.google.com with SMTP id k184so3002242wme.1 for ; Fri, 10 Jun 2016 06:19:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=6wind-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=O0Aef9rPZBcNduFzl/XlBvv7llBan8Yd8HXfYtXsP6Q=; b=sGMm3wmJCsfQjz2C7CJ1wt8rqgdAG90b68WZXfexKhyWwr1EYFgMyR+G1tgbCKNiyy DQ4QTtsrhjF3rONvLz9qbRtybCK/4EwntyAsX7k29+eGdAEe+d/2v5hRED07Tfx34jRr v7KIklci1Q0aDP1qfhysRifbKxP53/ytStXm2bmMb6Gq5aihIOUc2Cpjb0PpS6mwPTbi 6BQJp6VFZTFVi9MpveAa6mxtoKg4Y7v6YoL7hbwjdLgg7XwBSlSjIgRlAZn4WmaOE/+o TIPVrtVb8yMyNvtFHSwEC6Alui7f/h05h5Lt/xgdQVhfUMh6/hUFvYrzb1Z4+sZ8B/Nz 5n6A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=O0Aef9rPZBcNduFzl/XlBvv7llBan8Yd8HXfYtXsP6Q=; b=F1aYkEmTSy5GfY1sGqIWNimGDJxdWiuY2Op5GL9ePcE4k5ebZ5PUrqbCt11lVT40cv wS4aZsga42HP3sS86uyQ80Q55ab9nizDLULaRXB7fnMq9+kCt9cVAQGmvg0Aso8EKhYp HXbyeMB6BPBbnxv1V6725x9SD9sIC/l0Ql6GqihxmiWsVDLOcvpkT4xpSoUN7C7WiU8e f8nfKRQfZ50vAtHAGZ4/TcGnDXqnC944+wlO996RUWFoXmK8iMlRQGkL3tVAZR3Mn96H p1HXp78RbFEg0e0lY9JMkZYSkFfCWYPzk95dBtYORfPUt3d7Vn6KdfZWz5XfK3MdoAG3 jG+g== X-Gm-Message-State: ALyK8tLs/h3RVnAbWCNLX0ivGGS7MibOxdQieg3YKOJx9dnH0VD6wrZ+zdmcLkfeMoK1zyj1 X-Received: by 10.194.246.129 with SMTP id xw1mr2237917wjc.142.1465564761870; Fri, 10 Jun 2016 06:19:21 -0700 (PDT) Received: from XPS13.localdomain (184.203.134.77.rev.sfr.net. [77.134.203.184]) by smtp.gmail.com with ESMTPSA id o4sm12302758wjx.45.2016.06.10.06.19.20 (version=TLSv1/SSLv3 cipher=OTHER); Fri, 10 Jun 2016 06:19:21 -0700 (PDT) From: Thomas Monjalon To: Ferruh Yigit Cc: dev@dpdk.org Date: Fri, 10 Jun 2016 15:19:07 +0200 Message-Id: <1465564749-1405-5-git-send-email-thomas.monjalon@6wind.com> X-Mailer: git-send-email 2.7.0 In-Reply-To: <1465564749-1405-1-git-send-email-thomas.monjalon@6wind.com> References: <1464367686-3475-1-git-send-email-ferruh.yigit@intel.com> <1465564749-1405-1-git-send-email-thomas.monjalon@6wind.com> Subject: [dpdk-dev] [PATCH v2 4/6] mk: prevent overlinking in applications X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 10 Jun 2016 13:19:22 -0000 From: Ferruh Yigit Replace --no-as-needed linker flag with --as-needed flag, which will only link libraries directly called by application. It can be achieved now that the libraries dependencies are handled properly. Signed-off-by: Ferruh Yigit Signed-off-by: Thomas Monjalon --- v2: remove workarounds and workaround comment --- mk/exec-env/linuxapp/rte.vars.mk | 3 --- mk/rte.app.mk | 3 +++ 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/mk/exec-env/linuxapp/rte.vars.mk b/mk/exec-env/linuxapp/rte.vars.mk index d51bd17..a8a1ee4 100644 --- a/mk/exec-env/linuxapp/rte.vars.mk +++ b/mk/exec-env/linuxapp/rte.vars.mk @@ -45,9 +45,6 @@ else EXECENV_CFLAGS = -pthread endif -# Workaround lack of DT_NEEDED entry -EXECENV_LDFLAGS = --no-as-needed - EXECENV_LDLIBS = EXECENV_ASFLAGS = diff --git a/mk/rte.app.mk b/mk/rte.app.mk index 9306b30..d01a79f 100644 --- a/mk/rte.app.mk +++ b/mk/rte.app.mk @@ -50,6 +50,9 @@ ifeq ($(NO_LDSCRIPT),) LDSCRIPT = $(RTE_LDSCRIPT) endif +# Link only the libraries used in the application +LDFLAGS += --as-needed + # default path for libs _LDLIBS-y += -L$(RTE_SDK_BIN)/lib -- 2.7.0