Received: by 2002:a25:e74b:0:0:0:0:0 with SMTP id e72csp340187ybh; Wed, 22 Jul 2020 01:53:48 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzJnAkA4eGNofMGhifuuz8TlTpQXeZ/TfnFA8VSpdzR41bZXW3U+dm2hdwa1AghR5t5dJVQ X-Received: by 2002:aa7:cb55:: with SMTP id w21mr30585427edt.380.1595408028190; Wed, 22 Jul 2020 01:53:48 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1595408028; cv=none; d=google.com; s=arc-20160816; b=RAxhyQy0heE2cwkAw3a9D1YtTzAaKnlYqBNFIxzA/hUzb3ex0DfmWmt3IPH4YYKfKe 3ws/HW8mTsd6SEbrAdj0BbaCvEf7SvPzzsqnybeik8gnKz025nHykkrWwxKkXgQYtVxe nymOUUyhGp8RXc2dQuoR/qF7Jke4TJMngqUDDtMetDV2RJuT4auiSLwfi+sY34mXjVCF VUCWCKCBEMTEs0XNTzKBDJ8HFP7Y6L1zytsmn3jitKQhOVc5Rm7YPEbcrbJlwLsqpdGY yBU8rYn+Y/0K3DDyWXsOn9Jnbq9Xcr/7MXPMmIizaCFxU7/OEl82NfvbkDuf30A4I7tP DRKw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:message-id:date:content-transfer-encoding :content-id:mime-version:subject:cc:to:references:in-reply-to:from :organization:dkim-signature; bh=njgR9t8BrIwFryA3CMw6nKzzZ1JJJJbharNMOP2OpHQ=; b=I0kW9NFug6BFmgrnkJ7FGrxITt3D6mtQbh4lOw5oBXnUgIZmH83XRVSYuUUwEwVaEs wn5t6SPsCgFZqqlajQbU+720ef9kDMQzA0gndvtO9ec7Tso+8xpOBG+liQrQ7mbtbGb1 mc5dJL1/Y1xYI+PBwYBv+8OPihmlA5d5u3Zfw6cZ9Tmyo3VQv9VuBML6jQACdPLlOWGa LxqQBBDrwqfEhvN8FA5QxISWJHfEX39EXVl+OsEOWtkYwWqo45ZnA8W8MMbNBky8N1rt lt6JIIHOGPp70MEiUzM7SnMiRLAZ7TkHCDWfU6rxlX7uy+LFTUeDahqs7xXNqMpljbXc JcyA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@redhat.com header.s=mimecast20190719 header.b=HOVByX27; spf=pass (google.com: domain of linux-ext4-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-ext4-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=redhat.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id df7si17096577edb.462.2020.07.22.01.53.16; Wed, 22 Jul 2020 01:53:48 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-ext4-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@redhat.com header.s=mimecast20190719 header.b=HOVByX27; spf=pass (google.com: domain of linux-ext4-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-ext4-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730715AbgGVIxP (ORCPT + 99 others); Wed, 22 Jul 2020 04:53:15 -0400 Received: from us-smtp-delivery-1.mimecast.com ([205.139.110.120]:44279 "EHLO us-smtp-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726892AbgGVIxO (ORCPT ); Wed, 22 Jul 2020 04:53:14 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1595407993; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=njgR9t8BrIwFryA3CMw6nKzzZ1JJJJbharNMOP2OpHQ=; b=HOVByX27VUp2wyKDsAXCQc3Ab7uV8Q3iu5yhI2SyQ1OZLrQtIVXRmFyrevnrask+KhvkIE hkj1E4Afvy8zgOFssJByr/A56mpbz+SUTtlCUdNWzmvBgyJBguciFplgtCvv7TD79J4fYC KoNvw/0JnIDDn9H3C+RUjCrc4MyPqwk= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-46-zJDZx9dxNC6ScYqIhCay1w-1; Wed, 22 Jul 2020 04:53:09 -0400 X-MC-Unique: zJDZx9dxNC6ScYqIhCay1w-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 7E25B19253C0; Wed, 22 Jul 2020 08:53:08 +0000 (UTC) Received: from warthog.procyon.org.uk (ovpn-112-32.rdu2.redhat.com [10.10.112.32]) by smtp.corp.redhat.com (Postfix) with ESMTP id 2F5645D9D7; Wed, 22 Jul 2020 08:53:07 +0000 (UTC) Organization: Red Hat UK Ltd. Registered Address: Red Hat UK Ltd, Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SI4 1TE, United Kingdom. Registered in England and Wales under Company Registration No. 3798903 From: David Howells In-Reply-To: <20200721154202.GD848607@magnolia> References: <20200721154202.GD848607@magnolia> <20200401151837.GB56931@magnolia> <2461554.1585726747@warthog.procyon.org.uk> <2504712.1587485842@warthog.procyon.org.uk> To: "Darrick J. Wong" Cc: dhowells@redhat.com, Eric Biggers , tytso@mit.edu, adilger.kernel@dilger.ca, linux-ext4@vger.kernel.org Subject: Re: Exporting ext4-specific information through fsinfo attributes MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <701162.1595407986.1@warthog.procyon.org.uk> Content-Transfer-Encoding: quoted-printable Date: Wed, 22 Jul 2020 09:53:06 +0100 Message-ID: <701163.1595407986@warthog.procyon.org.uk> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 Sender: linux-ext4-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-ext4@vger.kernel.org Darrick J. Wong wrote: > Where are these FSINFO_FEAT* constants defined, and where are they > documented? > = > This generally looks ok to me, but I would like to see documentation > first. Have a look at this branch: https://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs.git/log= /?h=3Dfsinfo-core Patch "fsinfo: Provide a bitmap of supported features" https://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs.git/com= mit/?h=3Dfsinfo-core&id=3D9d7651e966331f18c7bfe053237b3627585c3e79 Documentation: https://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs.git/com= mit/?h=3Dfsinfo-core&id=3D6bb357c42c96c2a5d72ff02d109ce49bd0c455ab David