From nobody Thu Dec 18 13:37:51 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (209.51.188.17 [209.51.188.17]) by mx.zohomail.com with SMTPS id 1549944552743516.3744699191499; Mon, 11 Feb 2019 20:09:12 -0800 (PST) Received: from localhost ([127.0.0.1]:60896 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gtPNZ-0000UZ-Ei for importer@patchew.org; Mon, 11 Feb 2019 23:09:05 -0500 Received: from eggs.gnu.org ([209.51.188.92]:55031) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gtPME-0008Cq-Q2 for qemu-devel@nongnu.org; Mon, 11 Feb 2019 23:07:43 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gtPM7-0007AD-VH for qemu-devel@nongnu.org; Mon, 11 Feb 2019 23:07:38 -0500 Received: from mx1.redhat.com ([209.132.183.28]:35016) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gtPGv-0002pg-Ne; Mon, 11 Feb 2019 23:02:15 -0500 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 4DE90811D9; Tue, 12 Feb 2019 04:02:11 +0000 (UTC) Received: from localhost (unknown [10.64.242.24]) by smtp.corp.redhat.com (Postfix) with ESMTP id CFFC9608F3; Tue, 12 Feb 2019 04:02:02 +0000 (UTC) From: Stefan Hajnoczi To: qemu-devel@nongnu.org Date: Tue, 12 Feb 2019 12:01:35 +0800 Message-Id: <20190212040136.30371-3-stefanha@redhat.com> In-Reply-To: <20190212040136.30371-1-stefanha@redhat.com> References: <20190212040136.30371-1-stefanha@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 [10.5.110.27]); Tue, 12 Feb 2019 04:02:11 +0000 (UTC) Content-Transfer-Encoding: quoted-printable 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] [PULL 2/3] qemugdb/coroutine: fix arch_prctl has unknown return type 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: Kevin Wolf , Laurent Vivier , Thomas Huth , Vladimir Sementsov-Ogievskiy , qemu-block@nongnu.org, Peter Maydell , "Michael S. Tsirkin" , Max Reitz , Stefan Hajnoczi , Paolo Bonzini , Eduardo Habkost Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" From: Vladimir Sementsov-Ogievskiy qemu coroutine command results in following error output: Python Exception 'arch_prctl' has unknown return type; cast the call to its declared return type: Error occurred in Python command: 'arch_prctl' has unknown return type; cast the call to its declared return type Fix it by giving it what it wants: arch_prctl return type. Information on the topic: https://sourceware.org/gdb/onlinedocs/gdb/Calling.html Signed-off-by: Vladimir Sementsov-Ogievskiy Message-id: 20190206151425.105871-1-vsementsov@virtuozzo.com Signed-off-by: Stefan Hajnoczi --- scripts/qemugdb/coroutine.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/scripts/qemugdb/coroutine.py b/scripts/qemugdb/coroutine.py index ab699794ab..81f811ac00 100644 --- a/scripts/qemugdb/coroutine.py +++ b/scripts/qemugdb/coroutine.py @@ -22,7 +22,7 @@ def get_fs_base(): pthread_self().''' # %rsp - 120 is scratch space according to the SystemV ABI old =3D gdb.parse_and_eval('*(uint64_t*)($rsp - 120)') - gdb.execute('call arch_prctl(0x1003, $rsp - 120)', False, True) + gdb.execute('call (int)arch_prctl(0x1003, $rsp - 120)', False, True) fs_base =3D gdb.parse_and_eval('*(uint64_t*)($rsp - 120)') gdb.execute('set *(uint64_t*)($rsp - 120) =3D %s' % old, False, True) return fs_base --=20 2.20.1