From nobody Sat Feb 7 05:33:02 2026 Received: from canpmsgout07.his.huawei.com (canpmsgout07.his.huawei.com [113.46.200.222]) (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 82467274B59; Tue, 3 Feb 2026 13:37:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=113.46.200.222 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770125846; cv=none; b=HkdmZ8DBUEtEmvR5YWDls2138dmuL3/9elQrHHttDcWvGufACwYsLPvDd+jl35/y8tneCuVGLnT0TsjTmna25H4CXO7gHhJHs5zeD/1SerphUNzMLv9IDMZGwNXKGxmBicggk0R7G6uGVhuonaLHkjUPJIgUi/5XG2YC6ZGj+ZU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770125846; c=relaxed/simple; bh=gFSp44aaiC5Sbw3tAorArFL0lS2hJmZJWnRCJoidgrk=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=iHhLUk5eitnykvg55bItBzsuYNVoGBPsgG+MtCvd3Sr7vgg8yjhgGDZXRP1zUr8HpNUzjZXcS/cx1k9Hl0//tthHJxwwOV6mGhgX4Jc5zl6g7nQ8IqshpsBgr+0k/5NgkhULTT8R6HiEakvr66o71IdeNHelIg3L2oiYY5Li660= 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=uWAf7za8; arc=none smtp.client-ip=113.46.200.222 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="uWAf7za8" dkim-signature: v=1; a=rsa-sha256; d=huawei.com; s=dkim; c=relaxed/relaxed; q=dns/txt; h=From; bh=rA5PDoRRW0nyf0Ob40TZcTkk7U3DIk1nYVoEtYBGC9M=; b=uWAf7za8xonzhYvQ1FXHJHUi0h59nb/kCdMsIENx48i9EQgZHuPcydKSzNGZ6aGIVS0tVvaqJ mTpNvt99QTyEk0K8IX67czXkpmQDLn3h0PZjXj2XoYVpi0c4Kg+K7w1Bgkn/FCii9GPZfQFSGle RJiGJCEG5MfvXwwfGrzsHn4= Received: from mail.maildlp.com (unknown [172.19.162.92]) by canpmsgout07.his.huawei.com (SkyGuard) with ESMTPS id 4f54D61cBQzLlTs; Tue, 3 Feb 2026 21:32:38 +0800 (CST) Received: from dggpemf500011.china.huawei.com (unknown [7.185.36.131]) by mail.maildlp.com (Postfix) with ESMTPS id B12AD40565; Tue, 3 Feb 2026 21:37:11 +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; Tue, 3 Feb 2026 21:37:09 +0800 From: Jinjie Ruan To: , , , , , , , , , , , , , , , , , , , , , , , , , , , CC: Subject: [PATCH v12 05/13] arm64/ptrace: Expand secure_computing() in place Date: Tue, 3 Feb 2026 21:37:20 +0800 Message-ID: <20260203133728.848283-6-ruanjinjie@huawei.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260203133728.848283-1-ruanjinjie@huawei.com> References: <20260203133728.848283-1-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 9f9aa3087c09..5a7e97e94358 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 void syscall_trace_exit(struct pt_regs *regs, unsigned long flags) --=20 2.34.1