From patchwork Fri Sep 1 18:00:24 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "H.J. Lu" X-Patchwork-Id: 808862 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=sourceware.org (client-ip=209.132.180.131; helo=sourceware.org; envelope-from=libc-alpha-return-84059-incoming=patchwork.ozlabs.org@sourceware.org; receiver=) Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; secure) header.d=sourceware.org header.i=@sourceware.org header.b="NrAm4EA5"; dkim-atps=neutral Received: from sourceware.org (server1.sourceware.org [209.132.180.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3xkRty1dG6z9s7M for ; Sat, 2 Sep 2017 04:03:38 +1000 (AEST) DomainKey-Signature: a=rsa-sha1; c=nofws; d=sourceware.org; h=list-id :list-unsubscribe:list-subscribe:list-archive:list-post :list-help:sender:from:to:subject:date:message-id:in-reply-to :references; q=dns; s=default; b=kmPwUYHwsPHlxfuR6v4Ucb4fM/T3O5s 4gX5Zp6XrSj30nbYiZUF1K/oFYQVx09WOeFHOCS0O6/F4Z27icc2YrrOvINNyOnR +vDasVP1pvtOu6T8enIiPASAgikHNozwYYmayK4RAgTslots8Dswyn2q97NxR6Sk MLbeVNa1Tyug= DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=sourceware.org; h=list-id :list-unsubscribe:list-subscribe:list-archive:list-post :list-help:sender:from:to:subject:date:message-id:in-reply-to :references; s=default; bh=sARXF9CgGH1QKw9yD6u6+2mTkV4=; b=NrAm4 EA5dPsHFGD/89qj3ZBtLZZNWKttgXaijCsZT8vJBfZmLK7MlWwx2Zt/J/8pKpVH8 znJg7HXTmd9yCnhPdIRcQb6XRyENxh+BBQUkCszfj3sAKGiZWNS6thpBGqsdzWZB rUjNBo78lCtYfXgBOiaM58cy2UrNgWm+/JSOLU= Received: (qmail 85117 invoked by alias); 1 Sep 2017 18:00:51 -0000 Mailing-List: contact libc-alpha-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: libc-alpha-owner@sourceware.org Delivered-To: mailing list libc-alpha@sourceware.org Received: (qmail 85059 invoked by uid 89); 1 Sep 2017 18:00:50 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-26.2 required=5.0 tests=BAYES_00, FREEMAIL_FROM, GIT_PATCH_0, GIT_PATCH_1, GIT_PATCH_2, GIT_PATCH_3, SPF_SOFTFAIL autolearn=ham version=3.3.2 spammy=H*m:gmail X-HELO: mga06.intel.com X-ExtLoop1: 1 From: "H.J. Lu" To: libc-alpha@sourceware.org Subject: [PATCH 53/58] Hide internal __moncontrol function [BZ #18822] Date: Fri, 1 Sep 2017 11:00:24 -0700 Message-Id: <20170901180029.9527-54-hjl.tools@gmail.com> In-Reply-To: <20170901180029.9527-1-hjl.tools@gmail.com> References: <20170901180029.9527-1-hjl.tools@gmail.com> Hide internal __moncontrol function to allow direct access within libc.so and libc.a without using GOT nor PLT. [BZ #18822] * mon/gmon.c (__moncontrol): Add libc_hidden_proto and libc_hidden_def. --- gmon/gmon.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/gmon/gmon.c b/gmon/gmon.c index 4e48eba1bf..f1aa3b776c 100644 --- a/gmon/gmon.c +++ b/gmon/gmon.c @@ -62,6 +62,7 @@ static int s_scale; void moncontrol (int mode); void __moncontrol (int mode); +libc_hidden_proto (__moncontrol) static void write_hist (int fd); static void write_call_graph (int fd); static void write_bb_counts (int fd); @@ -93,6 +94,7 @@ __moncontrol (int mode) p->state = GMON_PROF_OFF; } } +libc_hidden_def (__moncontrol) weak_alias (__moncontrol, moncontrol)