From nobody Thu Nov 6 16:05:57 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 148920395583168.77333062210994; Fri, 10 Mar 2017 19:45:55 -0800 (PST) Received: from localhost ([::1]:41802 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cmXyc-0003KV-Ms for importer@patchew.org; Fri, 10 Mar 2017 22:45:54 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:60492) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cmXvm-0001e1-0C for qemu-devel@nongnu.org; Fri, 10 Mar 2017 22:43:01 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cmXvl-0004BZ-6k for qemu-devel@nongnu.org; Fri, 10 Mar 2017 22:42:58 -0500 Received: from mail-qk0-x241.google.com ([2607:f8b0:400d:c09::241]:36250) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1cmXvl-0004BM-2U for qemu-devel@nongnu.org; Fri, 10 Mar 2017 22:42:57 -0500 Received: by mail-qk0-x241.google.com with SMTP id n141so31281258qke.3 for ; Fri, 10 Mar 2017 19:42:56 -0800 (PST) Received: from bigtime.twiddle.net.com ([101.165.234.197]) by smtp.gmail.com with ESMTPSA id l6sm7670101qkd.66.2017.03.10.19.42.53 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 10 Mar 2017 19:42:56 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references; bh=dyzpGMCyUdy511MeNV3k9uYxGGfdfSG6cGNnhihbpnk=; b=KYoynzhJQwnFwqTWsf9rS+153r3PgK+mrNLYR1Bdl2F0nbyozR2s37gFJeC0q1D+7s kWd8C0O0LIUh3eRxepN4KuKwFgo3024zINaO4T/jIk6581hra8RuKexvGRGRtAKWQZGI AIfjk3dYNBcBYSH4gQ9bag4qhvjSUBIlWRNmmC0xOFWIDQvc0Y8CgOX/pwGFHVA2W+fF 0rjv7mR1VtOIJjTotZY56w/HDe8PZeGO32s9W+uA4wsVTqSsQLNl5UFBFBFInACphbSk ZAo5ZD1gfyOuf/sFcIdsT9jeeMRZXKCwR0GHMnJBCE4BR3Q8Iv96rDUWOdWW1ydrxE/I ulkw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :in-reply-to:references; bh=dyzpGMCyUdy511MeNV3k9uYxGGfdfSG6cGNnhihbpnk=; b=mWMRN9lTK+4JTmKBvsiRXPe4iBxhE+A28JMZJMz4lAxl5QKOjf3ARbXL5eFE4IGchF u7YgW2jPZgwcz/WLhijUCVYM5JWuY02LMbC4GesJ1PKh6jzI/ZNP8de2C2g/rSTEjgyN FPc9KmE8G4hanrDuo4k8d+FVek5XsjLnO5p25zxfG/IOFPG/K1XeRxEhfDOkh7FZvWQO PQjACmW+SA9/zrcVWND3J8VMYrwE9kWdT2ajS7SOVVOIQ/AcbSPr0W/wDKm97Q+WoZVM vXHs6quj45yK9X2RQ1F6/Yhlw7I9vWm8zJcUqtHS0JWNuQElw0kzRFBjQ6Uurzr///uV XC7w== X-Gm-Message-State: AFeK/H2MK9mVFtvMxOMi2tystW3gLCtRT/7aewAMZXoGnn5pJCeiJNN0Pq9H3Ljv/c/nQA== X-Received: by 10.55.37.142 with SMTP id l14mr21091111qkl.188.1489203776590; Fri, 10 Mar 2017 19:42:56 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Date: Sat, 11 Mar 2017 13:42:32 +1000 Message-Id: <20170311034232.14213-4-rth@twiddle.net> X-Mailer: git-send-email 2.9.3 In-Reply-To: <20170311034232.14213-1-rth@twiddle.net> References: <20170311034232.14213-1-rth@twiddle.net> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:400d:c09::241 Subject: [Qemu-devel] [PATCH 3/3] target/hppa: Fix cpu_clone_regs 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@linaro.org, deller@gmx.de, riku.voipio@iki.fi Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" By failing to return from the syscall in the child, the child issues another clone syscall and hilarity ensues. Signed-off-by: Richard Henderson --- linux-user/hppa/target_cpu.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/linux-user/hppa/target_cpu.h b/linux-user/hppa/target_cpu.h index 1a5ceca..e50522e 100644 --- a/linux-user/hppa/target_cpu.h +++ b/linux-user/hppa/target_cpu.h @@ -24,7 +24,11 @@ static inline void cpu_clone_regs(CPUHPPAState *env, tar= get_ulong newsp) if (newsp) { env->gr[30] =3D newsp; } + /* Indicate child in return value. */ env->gr[28] =3D 0; + /* Return from the syscall. */ + env->iaoq_f =3D env->gr[31]; + env->iaoq_b =3D env->gr[31] + 4; } =20 static inline void cpu_set_tls(CPUHPPAState *env, target_ulong newtls) --=20 2.9.3