From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx0a-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com [148.163.158.5]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ml01.01.org (Postfix) with ESMTPS id C3240202E5CC4 for ; Sun, 22 Oct 2017 22:15:03 -0700 (PDT) Received: from pps.filterd (m0098419.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.21/8.16.0.21) with SMTP id v9N5EV8A015993 for ; Mon, 23 Oct 2017 01:18:45 -0400 Received: from e06smtp12.uk.ibm.com (e06smtp12.uk.ibm.com [195.75.94.108]) by mx0b-001b2d01.pphosted.com with ESMTP id 2ds7xdc72w-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Mon, 23 Oct 2017 01:18:45 -0400 Received: from localhost by e06smtp12.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 23 Oct 2017 06:18:43 +0100 Date: Mon, 23 Oct 2017 07:18:35 +0200 From: Martin Schwidefsky Subject: Re: [PATCH v3 02/13] dax: require 'struct page' for filesystem dax In-Reply-To: <20171020162933.GA26320@lst.de> References: <150846713528.24336.4459262264611579791.stgit@dwillia2-desk3.amr.corp.intel.com> <150846714747.24336.14704246566580871364.stgit@dwillia2-desk3.amr.corp.intel.com> <20171020075735.GA14378@lst.de> <20171020162933.GA26320@lst.de> MIME-Version: 1.0 Message-Id: <20171023071835.67ee5210@mschwideX1> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: linux-nvdimm-bounces@lists.01.org Sender: "Linux-nvdimm" To: Christoph Hellwig Cc: Jan Kara , "linux-nvdimm@lists.01.org" , Benjamin Herrenschmidt , Heiko Carstens , "linux-kernel@vger.kernel.org" , linux-xfs@vger.kernel.org, Linux MM , Paul Mackerras , Michael Ellerman , linux-fsdevel , Andrew Morton , Gerald Schaefer List-ID: T24gRnJpLCAyMCBPY3QgMjAxNyAxODoyOTozMyArMDIwMApDaHJpc3RvcGggSGVsbHdpZyA8aGNo QGxzdC5kZT4gd3JvdGU6Cgo+IE9uIEZyaSwgT2N0IDIwLCAyMDE3IGF0IDA4OjIzOjAyQU0gLTA3 MDAsIERhbiBXaWxsaWFtcyB3cm90ZToKPiA+IFllcywgaG93ZXZlciBpdCBzZWVtcyB0aGVzZSBk cml2ZXJzIC8gcGxhdGZvcm1zIGhhdmUgYmVlbiBsaXZpbmcgd2l0aAo+ID4gdGhlIGxhY2sgb2Yg c3RydWN0IHBhZ2UgZm9yIGEgbG9uZyB0aW1lLiBTbyB0aGV5IGVpdGhlciBkb24ndCB1c2UgREFY LAo+ID4gb3IgdGhleSBoYXZlIGEgY29uc3RyYWluZWQgdXNlIGNhc2UgdGhhdCBuZXZlciB0cmln Z2Vycwo+ID4gZ2V0X3VzZXJfcGFnZXMoKS4gSWYgaXQgaXMgdGhlIGxhdHRlciB0aGVuIHRoZXkg Y291bGQgaW50cm9kdWNlIGEgbmV3Cj4gPiBjb25maWd1cmF0aW9uIG9wdGlvbiB0aGF0IGJ5cGFz c2VzIHRoZSBwZm5fdF9kZXZtYXAoKSBjaGVjayBpbgo+ID4gYmRldl9kYXhfc3VwcG9ydGVkKCkg YW5kIGZpeCB1cCB0aGUgZ2V0X3VzZXJfcGFnZXMoKSBwYXRocyB0byBmYWlsLgo+ID4gU28sIEkn ZCBsaWtlIHRvIHVuZGVyc3RhbmQgaG93IHRoZXNlIGRyaXZlcnMgaGF2ZSBiZWVuIHVzaW5nIERB WAo+ID4gc3VwcG9ydCB3aXRob3V0IHN0cnVjdCBwYWdlIHRvIHNlZSBpZiB3ZSBuZWVkIGEgd29y a2Fyb3VuZCBvciB3ZSBjYW4KPiA+IGdvIGFoZWFkIGRlbGV0ZSB0aGlzIHN1cHBvcnQuIElmIHRo ZSB1c2FnZSBpcyBsaW1pdGVkIHRvCj4gPiBleGVjdXRlLWluLXBsYWNlIHBlcmhhcHMgd2UgY2Fu IGRvIGEgY29uc3RyYWluZWQgLT5kaXJlY3RfYWNjZXNzKCkgZm9yCj4gPiBqdXN0IHRoYXQgY2Fz ZS4gIAo+IAo+IEZvciBheG9ucmFtIEkgZG91YnQgYW55b25lIGlzIHVzaW5nIGl0IGFueSBtb3Jl IC0gaXQgd2FzIGEgdmVyeSBmb3IKPiB0aGUgSUJNIENlbGwgYmxhZGVzLCB3aGljaCB3ZXJlIHBy b2R1Y2XRlSBpbiBhIHJhdGhlciBsaW1pdGVkIG51bWJlci4KPiBBbmQgQ2VsbCBiYXNpY2FsbHkg c2VlbXMgdG8gYmUgZGVhZCBhcyBmYXIgYXMgSSBjYW4gdGVsbC4KPiAKPiBGb3IgUy8zOTAgTWFy dGluIG1pZ2h0IGJlIGFibGUgdG8gaGVscCBvdXQgd2hhdCB0aGUgc3RhdHVzIG9mIHhwcmFtCj4g aW4gZ2VuZXJhbCBhbmQgREFYIHN1cHBvcnQgaW4gcGFydGljdWxhciBpcy4KClRoZSBnb2VzIGJh Y2sgdG8gdGhlIHRpbWUgd2hlcmUgREFYIHdhcyBjYWxsZWQgWElQLiBUaGUgaW5pdGlhbCBkZXNp Z24KcG9pbnQgaGFzIGJlZW4gKm5vdCogdG8gaGF2ZSBzdHJ1Y3QgcGFnZXMgZm9yIGEgbGFyZ2Ug cmVhZC1vbmx5IG1lbW9yeQphcmVhLiBUaGVyZSBpcyBhIGJsb2NrIGRldmljZSBkcml2ZXIgZm9y IHovVk0gdGhhdCBtYXBzIGEgRENTUyBzZWdtZW50CnNvbWV3aGVyZSBpbiBtZW1vcmUgKG5vIHN0 cnVjdCBwYWdlISkgd2l0aCBlLmcuIHRoZSBjb21wbGV0ZSAvdXNyCmZpbGVzeXN0ZW0uIFRoZSB4 cHJhbSBkcml2ZXIgaXMgYSBkaWZmZXJlbnQgYmVhc3QgYW5kIGhhcyBub3RoaW5nIHRvCmRvIHdp dGggWElQL0RBWC4KCk5vdywgaWYgYW55IHRoZXJlIGFyZSB2ZXJ5IGZldyB1c2VycyBvZiB0aGUg ZGNzc2JsayBkcml2ZXIgb3V0IHRoZXJlLgpUaGUgaWRlYSB0byBzYXZlIGEgZmV3IG1lZ2FieXRl IGZvciAvdXNyIG5ldmVyIHJlYWxseSB0b29rIG9mLgoKV2UgaGF2ZSB0byBsb29rIGF0IG91ciBn ZXRfdXNlcl9wYWdlcygpIGltcGxlbWVudGF0aW9uIHRvIHNlZSBob3cgaGFyZAppdCB3b3VsZCBi ZSB0byBtYWtlIGl0IGZhaWwgaWYgdGhlIHRhcmdldCBhZGRyZXNzIGlzIGZvciBhbiBhcmVhIHdp dGhvdXQKc3RydWN0IHBhZ2VzLgoKLS0gCmJsdWUgc2tpZXMsCiAgIE1hcnRpbi4KCiJSZWFsaXR5 IGNvbnRpbnVlcyB0byBydWluIG15IGxpZmUuIiAtIENhbHZpbi4KCl9fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkxpbnV4LW52ZGltbSBtYWlsaW5nIGxpc3QK TGludXgtbnZkaW1tQGxpc3RzLjAxLm9yZwpodHRwczovL2xpc3RzLjAxLm9yZy9tYWlsbWFuL2xp c3RpbmZvL2xpbnV4LW52ZGltbQo=