From patchwork Fri Apr 16 09:23:50 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Florian Weimer X-Patchwork-Id: 1466980 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=sourceware.org (client-ip=2620:52:3:1:0:246e:9693:128c; helo=sourceware.org; envelope-from=libc-alpha-bounces@sourceware.org; receiver=) Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; secure) header.d=sourceware.org header.i=@sourceware.org header.a=rsa-sha256 header.s=default header.b=OlwgMo3d; dkim-atps=neutral Received: from sourceware.org (server2.sourceware.org [IPv6:2620:52:3:1:0:246e:9693:128c]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4FM9kW4cKpz9sV5 for ; Fri, 16 Apr 2021 19:23:47 +1000 (AEST) Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 70FBB3969036; Fri, 16 Apr 2021 09:23:39 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 70FBB3969036 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1618565019; bh=UsdNXJgeqqtXrXdVp4/TA+VS5B8ZdmisS6yI6VpVTek=; 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=OlwgMo3d1KBXsgu8zV8DW8ko1QGCbX+sNrr0F/HbUjE6LVQ7QX6Yio7TllMxpqn6q g6nMyaXjObqhHG/UBh0DFa8nTzA2wBHQWB7H2dILUW2gCiK9edIwYElMKC+w2ReIji yI8zarHDnC2pbljgMU4qp9dLYDKuJr5EvWnlz/Go= 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 [170.10.133.124]) by sourceware.org (Postfix) with ESMTP id 8D06A3968C18 for ; Fri, 16 Apr 2021 09:23:36 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org 8D06A3968C18 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-506-KkNiGtRkPESnDioS6FA1yQ-1; Fri, 16 Apr 2021 05:23:34 -0400 X-MC-Unique: KkNiGtRkPESnDioS6FA1yQ-1 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id DFE7C6D241 for ; Fri, 16 Apr 2021 09:23:33 +0000 (UTC) Received: from oldenburg.str.redhat.com (ovpn-113-139.ams2.redhat.com [10.36.113.139]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 44C3310074FC for ; Fri, 16 Apr 2021 09:23:33 +0000 (UTC) To: libc-alpha@sourceware.org Subject: [PATCH v4 30/37] pthread: Introduce __pthread_early_init In-Reply-To: References: Message-Id: <31ee33af07de7ef37182bad13dd6b477f61e19de.1618564630.git.fweimer@redhat.com> Date: Fri, 16 Apr 2021 11:23:50 +0200 User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com X-Spam-Status: No, score=-12.4 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_H4, 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. Reviewed-by: Adhemerval Zanella --- 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..9888839744 --- /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 */