From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AH8x224W/BTAsXQmIB74k5yr6KelEg9jFTd9KfDPjFCrLB0gpuAuBB8H/Oc2M/HN+KxyNiOpC8/P ARC-Seal: i=1; a=rsa-sha256; t=1517589990; cv=none; d=google.com; s=arc-20160816; b=peXR6YhWk9r+ZwBNUixv/M18yWenAGEW4hcq8nTRrwmEDaBJEU96SgyNCNkTWcHyrd cXBLIfQMEoyAUOOPW+jU8a/BKffxrdaeUcDujPc32gGf6uzzgSiY4MllOkgHbHReZQiD B5c3jGhXE+OgjwIoniBavE7/g+qCjdi1A8GceT3aKsv0dhEIoHsDrmfpIShWTh1kMG1c E8BXvLIsWoDfyZ7HigcIo0+d0Y/iOk71KJJX7umSGoreHX3BsMqkCxoL/dKezEO+rZCs xF7TVRflyy95qAS8JwaC1c2EHjRJXdU9JBDqrtrsJ2xMY7koB5FJW8+6deLve33wCMCF mVmA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=content-transfer-encoding:content-language:in-reply-to:mime-version :user-agent:date:message-id:from:references:cc:to:subject :delivered-to:list-id:list-subscribe:list-unsubscribe:list-help :list-post:precedence:mailing-list:arc-authentication-results; bh=iwQQUfTj8nFon1vZkAmIne151CjlR69D69LYIrEghHE=; b=WY0uEU4qF+02ioHCDHuuJqsZUD9AiKguL4LyGjWhlunlvmsooscfU+/fQ+NtHTXBCZ ftMxix4YqJufAL5412uRLnFGqDk2dg2NkI0VR6Mu8db9x14jfE+tP3SY7Lr0Ytzno6HX jIltZ2O8BcekBMEsXMNfvePVnLN64Dzz2+sFxc56JLbyHktmErTNEj7IQUQZfxfMcee/ NXV58/Bu+giFa38gupMAyAP+Uek0DsUtcqSgWE/4vIv3MFyUJi025Ta0bXj24buUqkas x18lM15tWbIH8L4DtmZWBETJ0r0rsHi1fX+DEk6oI7bvcN/kuf02xN41EcWkbvA7rQ2z shOA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of kernel-hardening-return-11557-gregkh=linuxfoundation.org@lists.openwall.com designates 195.42.179.200 as permitted sender) smtp.mailfrom=kernel-hardening-return-11557-gregkh=linuxfoundation.org@lists.openwall.com Authentication-Results: mx.google.com; spf=pass (google.com: domain of kernel-hardening-return-11557-gregkh=linuxfoundation.org@lists.openwall.com designates 195.42.179.200 as permitted sender) smtp.mailfrom=kernel-hardening-return-11557-gregkh=linuxfoundation.org@lists.openwall.com Mailing-List: contact kernel-hardening-help@lists.openwall.com; run by ezmlm List-Post: List-Help: List-Unsubscribe: List-Subscribe: Subject: Re: [PATCH 3/6] struct page: add field for vm_struct To: Kees Cook CC: Christopher Lameter , , Michal Hocko , Laura Abbott , Christoph Hellwig , Matthew Wilcox , linux-security-module , Linux-MM , LKML , References: <20180130151446.24698-1-igor.stoppa@huawei.com> <20180130151446.24698-4-igor.stoppa@huawei.com> <48fde114-d063-cfbf-e1b6-262411fcd963@huawei.com> From: Igor Stoppa Message-ID: <938d71a3-323a-1af3-3815-cd5e1b9813c9@huawei.com> Date: Fri, 2 Feb 2018 18:01:27 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.2.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset="utf-8" Content-Language: en-US Content-Transfer-Encoding: 7bit X-Originating-IP: [10.122.225.51] X-CFilter-Loop: Reflected X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: =?utf-8?q?1591031026595146297?= X-GMAIL-MSGID: =?utf-8?q?1591308441969712804?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: On 01/02/18 23:11, Kees Cook wrote: > IIUC, he means PageHead(), which is also hard to grep for, since it is > a constructed name, via Page##uname in include/linux/page-flags.h: > > __PAGEFLAG(Head, head, PF_ANY) CLEARPAGEFLAG(Head, head, PF_ANY) Thank you, I'll try to provide a meaningful reply soon, but I'll be AFK during most of next 2 weeks, so it might be delayed :-( -- igor