From patchwork Wed Mar 20 16:18:41 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= X-Patchwork-Id: 10862227 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 D6D7E139A for ; Wed, 20 Mar 2019 16:39:23 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B29D828900 for ; Wed, 20 Mar 2019 16:39:23 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A6F2129DE3; Wed, 20 Mar 2019 16:39:23 +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=-2.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 5537428900 for ; Wed, 20 Mar 2019 16:39:23 +0000 (UTC) Received: from localhost ([127.0.0.1]:50319 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h6eFO-0002GD-0M for patchwork-qemu-devel@patchwork.kernel.org; Wed, 20 Mar 2019 12:39:22 -0400 Received: from eggs.gnu.org ([209.51.188.92]:35123) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h6eA0-0004vf-Gd for qemu-devel@nongnu.org; Wed, 20 Mar 2019 12:33:49 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1h6dvZ-0000iR-7H for qemu-devel@nongnu.org; Wed, 20 Mar 2019 12:18:54 -0400 Received: from mx1.redhat.com ([209.132.183.28]:45644) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1h6dvX-0000V2-1I for qemu-devel@nongnu.org; Wed, 20 Mar 2019 12:18:53 -0400 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id C533958E35; Wed, 20 Mar 2019 16:18:48 +0000 (UTC) Received: from localhost.localdomain.com (ovpn-112-63.ams2.redhat.com [10.36.112.63]) by smtp.corp.redhat.com (Postfix) with ESMTP id 17FEE608AB; Wed, 20 Mar 2019 16:18:46 +0000 (UTC) From: =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= To: qemu-devel@nongnu.org Date: Wed, 20 Mar 2019 16:18:41 +0000 Message-Id: <20190320161842.13908-2-berrange@redhat.com> In-Reply-To: <20190320161842.13908-1-berrange@redhat.com> References: <20190320161842.13908-1-berrange@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.39]); Wed, 20 Mar 2019 16:18:48 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PATCH v4 1/2] linux-user: assume __NR_gettid always exists X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , Riku Voipio , Laurent Vivier Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP The gettid syscall was introduced in Linux 2.4.11. This is old enough that we can assume it always exists and thus not bother with the conditional backcompat logic. Signed-off-by: Daniel P. Berrangé --- linux-user/syscall.c | 8 -------- 1 file changed, 8 deletions(-) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 208fd1813d..11729f382c 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -249,15 +249,7 @@ static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5, \ #define TARGET_NR__llseek TARGET_NR_llseek #endif -#ifdef __NR_gettid _syscall0(int, gettid) -#else -/* This is a replacement for the host gettid() and must return a host - errno. */ -static int gettid(void) { - return -ENOSYS; -} -#endif /* For the 64-bit guest on 32-bit host case we must emulate * getdents using getdents64, because otherwise the host