Message ID | 20241206101744.4161990-19-ruanjinjie@huawei.com (mailing list archive) |
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State | New |
Headers | show
Return-Path: <xen-devel-bounces@lists.xenproject.org> X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 64E57E77173 for <xen-devel@archiver.kernel.org>; Fri, 6 Dec 2024 10:21:03 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.850066.1264621 (Exim 4.92) (envelope-from <xen-devel-bounces@lists.xenproject.org>) id 1tJVSE-0003BQ-UA; Fri, 06 Dec 2024 10:20:58 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 850066.1264621; Fri, 06 Dec 2024 10:20:58 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from <xen-devel-bounces@lists.xenproject.org>) id 1tJVSE-0003B8-Pr; Fri, 06 Dec 2024 10:20:58 +0000 Received: by outflank-mailman (input) for mailman id 850066; Fri, 06 Dec 2024 10:20:57 +0000 Received: from se1-gles-sth1-in.inumbo.com ([159.253.27.254] helo=se1-gles-sth1.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from <SRS0=igGl=S7=huawei.com=ruanjinjie@srs-se1.protection.inumbo.net>) id 1tJVQ1-0001of-FF for xen-devel@lists.xenproject.org; Fri, 06 Dec 2024 10:18:41 +0000 Received: from szxga05-in.huawei.com (szxga05-in.huawei.com [45.249.212.191]) by se1-gles-sth1.inumbo.com (Halon) with ESMTPS id 705420c8-b3bb-11ef-a0d5-8be0dac302b0; Fri, 06 Dec 2024 11:18:31 +0100 (CET) Received: from mail.maildlp.com (unknown [172.19.162.112]) by szxga05-in.huawei.com (SkyGuard) with ESMTP id 4Y4Rx553lHz1kvW2; Fri, 6 Dec 2024 18:16:09 +0800 (CST) Received: from kwepemg200008.china.huawei.com (unknown [7.202.181.35]) by mail.maildlp.com (Postfix) with ESMTPS id DBC6A1401DC; Fri, 6 Dec 2024 18:18:28 +0800 (CST) Received: from huawei.com (10.90.53.73) by kwepemg200008.china.huawei.com (7.202.181.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.11; Fri, 6 Dec 2024 18:18:27 +0800 X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion <xen-devel.lists.xenproject.org> List-Unsubscribe: <https://lists.xenproject.org/mailman/options/xen-devel>, <mailto:xen-devel-request@lists.xenproject.org?subject=unsubscribe> List-Post: <mailto:xen-devel@lists.xenproject.org> List-Help: <mailto:xen-devel-request@lists.xenproject.org?subject=help> List-Subscribe: <https://lists.xenproject.org/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xenproject.org?subject=subscribe> Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" <xen-devel-bounces@lists.xenproject.org> X-Inumbo-ID: 705420c8-b3bb-11ef-a0d5-8be0dac302b0 From: Jinjie Ruan <ruanjinjie@huawei.com> To: <catalin.marinas@arm.com>, <will@kernel.org>, <oleg@redhat.com>, <sstabellini@kernel.org>, <tglx@linutronix.de>, <peterz@infradead.org>, <luto@kernel.org>, <mingo@redhat.com>, <juri.lelli@redhat.com>, <vincent.guittot@linaro.org>, <dietmar.eggemann@arm.com>, <rostedt@goodmis.org>, <bsegall@google.com>, <mgorman@suse.de>, <vschneid@redhat.com>, <kees@kernel.org>, <wad@chromium.org>, <akpm@linux-foundation.org>, <samitolvanen@google.com>, <masahiroy@kernel.org>, <hca@linux.ibm.com>, <aliceryhl@google.com>, <rppt@kernel.org>, <xur@google.com>, <paulmck@kernel.org>, <arnd@arndb.de>, <mbenes@suse.cz>, <puranjay@kernel.org>, <mark.rutland@arm.com>, <ruanjinjie@huawei.com>, <pcc@google.com>, <ardb@kernel.org>, <sudeep.holla@arm.com>, <guohanjun@huawei.com>, <rafael@kernel.org>, <liuwei09@cestc.cn>, <dwmw@amazon.co.uk>, <Jonathan.Cameron@huawei.com>, <liaochang1@huawei.com>, <kristina.martsenko@arm.com>, <ptosi@google.com>, <broonie@kernel.org>, <thiago.bauermann@linaro.org>, <kevin.brodsky@arm.com>, <joey.gouly@arm.com>, <liuyuntao12@huawei.com>, <leobras@redhat.com>, <linux-kernel@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>, <xen-devel@lists.xenproject.org> Subject: [PATCH -next v5 18/22] arm64/ptrace: Expand secure_computing() in place Date: Fri, 6 Dec 2024 18:17:40 +0800 Message-ID: <20241206101744.4161990-19-ruanjinjie@huawei.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241206101744.4161990-1-ruanjinjie@huawei.com> References: <20241206101744.4161990-1-ruanjinjie@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [10.90.53.73] X-ClientProxiedBy: dggems706-chm.china.huawei.com (10.3.19.183) To kwepemg200008.china.huawei.com (7.202.181.35) |
Series |
arm64: entry: Convert to generic entry
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expand
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diff --git a/arch/arm64/kernel/ptrace.c b/arch/arm64/kernel/ptrace.c index b53d3759baf8..c0c00e173f61 100644 --- a/arch/arm64/kernel/ptrace.c +++ b/arch/arm64/kernel/ptrace.c @@ -2368,8 +2368,11 @@ int syscall_trace_enter(struct pt_regs *regs, long syscall, unsigned long flags) } /* Do the secure computing after ptrace; failures should be fast. */ - if (secure_computing() == -1) - return NO_SYSCALL; + if (flags & _TIF_SECCOMP) { + ret = __secure_computing(NULL); + if (ret == -1L) + return NO_SYSCALL; + } /* Either of the above might have changed the syscall number */ syscall = syscall_get_nr(current, regs);
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. Signed-off-by: Jinjie Ruan <ruanjinjie@huawei.com> --- arch/arm64/kernel/ptrace.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-)