From patchwork Tue Mar 16 17:31:16 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Florian Weimer X-Patchwork-Id: 42621 X-Patchwork-Delegate: azanella@linux.vnet.ibm.com Return-Path: X-Original-To: patchwork@sourceware.org Delivered-To: patchwork@sourceware.org Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 3CC3A384B406; Tue, 16 Mar 2021 17:31:15 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 3CC3A384B406 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1615915875; bh=KMWLZOpfbRpIwVcn3qEC8ZMtgf5FhFO5fy7PpDPP42Q=; h=To:Subject:In-Reply-To:References:Date:List-Id:List-Unsubscribe: List-Archive:List-Post:List-Help:List-Subscribe:From:Reply-To: From; b=woiwGidegbtbbLclbCyfX+wsmDtaG4r8+nQAyQudd1NDOf+AKvQkUoUsENYI5IKDy xXZu6adMkMsOY3ZDPXP9+JTf0BSzYcZB+2q4hyL1rbPaWD9lxLo4Pf+uM50dP/IOWc c9PdP+HALbMhnpeIs0DL0uG6bRD+8JRZU+RONvAI= X-Original-To: libc-alpha@sourceware.org Delivered-To: libc-alpha@sourceware.org Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [216.205.24.124]) by sourceware.org (Postfix) with ESMTP id 841363861969 for ; Tue, 16 Mar 2021 17:31:12 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org 841363861969 Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-373-J7Ru670DNRuvT4LZQWEmeg-1; Tue, 16 Mar 2021 13:31:09 -0400 X-MC-Unique: J7Ru670DNRuvT4LZQWEmeg-1 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id AAB3D8015BD for ; Tue, 16 Mar 2021 17:31:08 +0000 (UTC) Received: from oldenburg.str.redhat.com (ovpn-112-254.ams2.redhat.com [10.36.112.254]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 10612189B6 for ; Tue, 16 Mar 2021 17:31:07 +0000 (UTC) To: libc-alpha@sourceware.org Subject: [PATCH v3 30/37] pthread: Introduce __pthread_early_init In-Reply-To: References: Message-Id: Date: Tue, 16 Mar 2021 18:31:16 +0100 User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.1 (gnu/linux) MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com X-Spam-Status: No, score=-12.5 required=5.0 tests=BAYES_00, DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, KAM_SHORT, RCVD_IN_DNSWL_LOW, RCVD_IN_MSPIKE_H3, RCVD_IN_MSPIKE_WL, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Patchwork-Original-From: Florian Weimer via Libc-alpha From: Florian Weimer Reply-To: Florian Weimer Errors-To: libc-alpha-bounces@sourceware.org Sender: "Libc-alpha" This function is called from __libc_early_init to initialize the pthread subsystem. --- elf/libc_early_init.c | 3 +++ sysdeps/pthread/pthread_early_init.h | 29 ++++++++++++++++++++++++++++ 2 files changed, 32 insertions(+) create mode 100644 sysdeps/pthread/pthread_early_init.h diff --git a/elf/libc_early_init.c b/elf/libc_early_init.c index 9b1901a706..525edf1e7d 100644 --- a/elf/libc_early_init.c +++ b/elf/libc_early_init.c @@ -21,6 +21,7 @@ #include #include #include +#include #include #ifdef SHARED @@ -40,6 +41,8 @@ __libc_early_init (_Bool initial) __libc_initial = initial; #endif + __pthread_early_init (); + #if ENABLE_ELISION_SUPPORT __lll_elision_init (); #endif diff --git a/sysdeps/pthread/pthread_early_init.h b/sysdeps/pthread/pthread_early_init.h new file mode 100644 index 0000000000..b8bb9b762d --- /dev/null +++ b/sysdeps/pthread/pthread_early_init.h @@ -0,0 +1,29 @@ +/* pthread initialization called from __libc_early_init. Generic version. + Copyright (C) 2021 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _PTHREAD_EARLY_INIT_H +#define _PTHREAD_EARLY_INIT_H 1 + +static inline void +__pthread_early_init (void) +{ + /* The generic version does not require any additional + initialization. */ +} + +#endif /* _PTHREAD_EARLY_INIT_H */