From nobody Tue Feb 10 13:01:50 2026 Received: from canpmsgout05.his.huawei.com (canpmsgout05.his.huawei.com [113.46.200.220]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8306132E739; Wed, 28 Jan 2026 03:19:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=113.46.200.220 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769570396; cv=none; b=WVg32augUITGi7pCFvfDVj62cIrj81oT6WcqbXhOdDWcRReUVVmsA/l8CnWqdXZAltg49BhpLXaRcoMDUySo4Akvhm892wR/MdL2MGZKtbG1oqKIu4v/k7JEPPX9oWvOcPYkQYAfsu3TCFcYdLZfXtO7a7snWCfT8PMHMn8Z7E8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769570396; c=relaxed/simple; bh=Gxr9C4LIGvbRToS3AQK2Jg+TrB9jmcfqYvjGxpZR1t8=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=ifB/M5/G3oz8DvsFnk2OAzbNYko+jMZu7cYC1qr1SVeoOpv2i/PxWbWIMzhV0HCPJlXQiraH674G1zrl5iHFVBMRK2I2auuIar+oZByhybTVmij3B8IJuYNgWCMdMLm1S59dw8dLmWuh8UitsVlSvFyiYEl2nk6Ij3ooexQGQG8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com; spf=pass smtp.mailfrom=huawei.com; dkim=pass (1024-bit key) header.d=huawei.com header.i=@huawei.com header.b=LM4/3MlN; arc=none smtp.client-ip=113.46.200.220 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huawei.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=huawei.com header.i=@huawei.com header.b="LM4/3MlN" dkim-signature: v=1; a=rsa-sha256; d=huawei.com; s=dkim; c=relaxed/relaxed; q=dns/txt; h=From; bh=XMWWso2+BHQTE1RcxDvDKPZIUSRFSeYC15xT5BX3o/I=; b=LM4/3MlND87f9SBkWOCbAjsNwNSllroHMcDhnGay8bQCar8jMEKT0cMbWk/gJJi0XpndwVZwX MzdAbsKFr3MsTB7t/noTZvAKDoQnbf/cm0BeJpOhyhO0MgUZH273JJysKxRmupKq7t9RzM1jWch xH8tXdK3LKaDFD2+mf+tDzc= Received: from mail.maildlp.com (unknown [172.19.163.0]) by canpmsgout05.his.huawei.com (SkyGuard) with ESMTPS id 4f16qK4wRTz12LDN; Wed, 28 Jan 2026 11:15:57 +0800 (CST) Received: from dggpemf500011.china.huawei.com (unknown [7.185.36.131]) by mail.maildlp.com (Postfix) with ESMTPS id 2186740537; Wed, 28 Jan 2026 11:19:52 +0800 (CST) Received: from huawei.com (10.90.53.73) by dggpemf500011.china.huawei.com (7.185.36.131) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.11; Wed, 28 Jan 2026 11:19:50 +0800 From: Jinjie Ruan To: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , CC: Subject: [PATCH v11 07/14] arm64/ptrace: Expand secure_computing() in place Date: Wed, 28 Jan 2026 11:19:27 +0800 Message-ID: <20260128031934.3906955-8-ruanjinjie@huawei.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260128031934.3906955-1-ruanjinjie@huawei.com> References: <20260128031934.3906955-1-ruanjinjie@huawei.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ClientProxiedBy: kwepems200002.china.huawei.com (7.221.188.68) To dggpemf500011.china.huawei.com (7.185.36.131) Content-Type: text/plain; charset="utf-8" The generic entry expand secure_computing() in place and call __secure_computing() directly. In order to switch to the generic entry for arm64, refactor secure_computing() for syscall_trace_enter(). No functional changes. Reviewed-by: Kevin Brodsky Signed-off-by: Jinjie Ruan --- arch/arm64/kernel/ptrace.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/arch/arm64/kernel/ptrace.c b/arch/arm64/kernel/ptrace.c index cc2bac9c95d6..57ea0e4aaf82 100644 --- a/arch/arm64/kernel/ptrace.c +++ b/arch/arm64/kernel/ptrace.c @@ -2419,8 +2419,11 @@ int syscall_trace_enter(struct pt_regs *regs, unsign= ed long flags) } =20 /* Do the secure computing after ptrace; failures should be fast. */ - if (secure_computing() =3D=3D -1) - return NO_SYSCALL; + if (flags & _TIF_SECCOMP) { + ret =3D __secure_computing(); + if (ret =3D=3D -1) + return NO_SYSCALL; + } =20 /* Either of the above might have changed the syscall number */ syscall =3D syscall_get_nr(current, regs); @@ -2438,7 +2441,7 @@ int syscall_trace_enter(struct pt_regs *regs, unsigne= d long flags) audit_syscall_entry(syscall, regs->orig_x0, regs->regs[1], regs->regs[2], regs->regs[3]); =20 - return syscall; + return ret ? : syscall; } =20 static inline bool report_single_step(unsigned long flags) --=20 2.34.1