From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.6 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_2 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DB478C433E3 for ; Mon, 27 Jul 2020 16:29:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B2C8F2075A for ; Mon, 27 Jul 2020 16:29:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1595867393; bh=nDlItEL5wpDX+RL6B9cqSzJxrB0KNzx+009Wx5gZswo=; h=Subject:From:To:Cc:Date:In-Reply-To:References:List-ID:From; b=W4ljQvDh/19J+yxocvEncK0Sy6a1bJo6WMk8pyGecTGEF6xxbWBD5hNNuGcsxbfZy KTl0fvTWTIQO2OByn9dJbzUAe7fBlVDIYiiocUxhu3CkRnpjFCD2AJjlqtYau0r0fG Hpw5hR2y7wY+riIDWWCcySz5t0oEUAdruXBdTNjg= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732045AbgG0Q3s (ORCPT ); Mon, 27 Jul 2020 12:29:48 -0400 Received: from mail.kernel.org ([198.145.29.99]:58244 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732011AbgG0Q3r (ORCPT ); Mon, 27 Jul 2020 12:29:47 -0400 Received: from localhost.localdomain (pool-96-246-152-186.nycmny.fios.verizon.net [96.246.152.186]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id E521B2074F; Mon, 27 Jul 2020 16:29:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1595867387; bh=nDlItEL5wpDX+RL6B9cqSzJxrB0KNzx+009Wx5gZswo=; h=Subject:From:To:Cc:Date:In-Reply-To:References:From; b=AUvFcPrKk6nVVZv/g3ZXTJTRo3msOEi2ugV5VFd6nCUhGxiVWQy+/OsvXmWbtA4N8 T4qzgDX9jr+r5rVsV27ANM7PbW9GF/6uZqcn4cFuiGrZOgBna91PS6uAVoSSCsvdk8 9qnTOezy0zA1q9PvNJqxKiqVn93pmZocMgzMoLoE= Message-ID: <1595867384.4841.136.camel@kernel.org> Subject: Re: [PATCH v3 10/19] fs/kernel_read_file: Add file_size output argument From: Mimi Zohar To: Kees Cook , Greg Kroah-Hartman Cc: Scott Branden , Luis Chamberlain , Jessica Yu , SeongJae Park , KP Singh , linux-efi@vger.kernel.org, linux-security-module@vger.kernel.org, linux-integrity@vger.kernel.org, selinux@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Date: Mon, 27 Jul 2020 12:29:44 -0400 In-Reply-To: <20200724213640.389191-11-keescook@chromium.org> References: <20200724213640.389191-1-keescook@chromium.org> <20200724213640.389191-11-keescook@chromium.org> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.20.5 (3.20.5-1.fc24) Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: selinux-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: selinux@vger.kernel.org On Fri, 2020-07-24 at 14:36 -0700, Kees Cook wrote: > In preparation for adding partial read support, add an optional output > argument to kernel_read_file*() that reports the file size so callers > can reason more easily about their reading progress. > > Acked-by: Scott Branden > Signed-off-by: Kees Cook Reviewed-by: Mimi Zohar