From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx120.postini.com [74.125.245.120]) by kanga.kvack.org (Postfix) with SMTP id 6AC966B0044 for ; Fri, 27 Jul 2012 01:37:43 -0400 (EDT) Received: by yenr5 with SMTP id r5so3349673yen.14 for ; Thu, 26 Jul 2012 22:37:42 -0700 (PDT) Date: Fri, 27 Jul 2012 13:38:51 +0800 From: majianpeng Subject: Re: Re: [RFC] block_dev:Fix bug when read/write block-device which is larger than 16TB in 32bit-OS. References: <201205291656322966937@gmail.com> <201207242044249532601@gmail.com>, <20120724134838.GA26102@infradead.org> Mime-Version: 1.0 Message-ID: <201207271338486719122@gmail.com> Content-Type: text/plain; charset="gb2312" Content-Transfer-Encoding: base64 Sender: owner-linux-mm@kvack.org List-ID: To: Christoph Hellwig , "fengguang.wu" Cc: Andrew Morton , viro , linux-fsdevel , linux-mm T24gMjAxMi0wNy0yNCAyMTo0OCBDaHJpc3RvcGggSGVsbHdpZyA8aGNoQGluZnJhZGVhZC5vcmc+ IFdyb3RlOg0KPk9uIFR1ZSwgSnVsIDI0LCAyMDEyIGF0IDA4OjQ0OjI3UE0gKzA4MDAsIG1hamlh bnBlbmcgd3JvdGU6DQo+PiBPbiAyMDEyLTA1LTI5IDE2OjU2IG1hamlhbnBlbmcgPG1hamlhbnBl bmdAZ21haWwuY29tPiBXcm90ZToNCj4+ID5UaGUgc2l6ZSBvZiBibG9jay1kZXZpY2UgaXMgbGFy Z2VyIHRoYW4gMTZUQiwgYW5kIHRoZSBvcyBpcyAzMmJpdC4NCj4+ID5JZiB0aGUgb2Zmc2V0IG9m IHJlYWQvd3JpdGUgaXMgbGFyZ2VyIHRoZW4gMTZUQi4gVGhlIGluZGV4IG9mIGFkZHJlc3Nfc3Bh Y2Ugd2lsbA0KPj4gPm92ZXJmbG93IGFuZCBzdXBwbHkgZGF0YSBmcm9tIGxvdyBvZmZzZXQgaW5z dGVhZC4NCj4NCj5XZSBjYW4ndCBzdXBwb3J0ID4gMTZUQiBibG9jayBkZXZpY2Ugb24gMzItYml0 IHN5c3RlbXMgd2l0aCA0ayBwYWdlDQo+c2l6ZSwganVzdCBsaWtlIHdlIGNhbid0IHN1cHBvcnQg ZmlsZXMgdGhhdCBsYXJnZS4NCj4NCj5Gb3IgZmlsZXN5c3RlbXMgdGhlIHNfbWF4Ynl0ZXMgbGlt aXQgb2YgTUFYX0xGU19GSUxFU0laRSB0YWtlcyBjYXJlIG9mDQo+dGhhdCwgYnV0IGl0IHNlZW1z IGxpa2Ugd2UgbWlzcyB0aGF0IGNoZWNrIGZvciBibG9jayBkZXZpY2VzLg0KPg0KPlRoZSBwcm9w ZXIgZml4IGlzIHRvIGFkZCB0aGF0IGNoZWNrIChlaXRoZXIgdmlhIHNfbWF4Ynl0ZXMgb3IgYnkN Cj5jaGVja2luZyBNQVhfTEZTX0ZJTEVTSVpFKSB0byBnZW5lcmljX3dyaXRlX2NoZWNrcyBhbmQN Cj5nZW5lcmljX2ZpbGVfYWlvX3JlYWQgKG9yIGEgYmxvY2sgZGV2aWNlIHNwZWNpZmljIHdyYXBw ZXIpDQo+DQovKiBQYWdlIGNhY2hlIGxpbWl0LiBUaGUgZmlsZXN5c3RlbXMgc2hvdWxkIHB1dCB0 aGF0IGludG8gdGhlaXIgc19tYXhieXRlcyANCiAgIGxpbWl0cywgb3RoZXJ3aXNlIGJhZCB0aGlu Z3MgY2FuIGhhcHBlbiBpbiBWTS4gKi8gDQojaWYgQklUU19QRVJfTE9ORz09MzINCiNkZWZpbmUg TUFYX0xGU19GSUxFU0laRQkoKCh1NjQpUEFHRV9DQUNIRV9TSVpFIDw8IChCSVRTX1BFUl9MT05H LTEpKS0xKSANCiNlbGlmIEJJVFNfUEVSX0xPTkc9PTY0DQojZGVmaW5lIE1BWF9MRlNfRklMRVNJ WkUgCTB4N2ZmZmZmZmZmZmZmZmZmZlVMDQojZW5kaWYNCg0KSWYgd2UgdXNlZCBNQVhfTEZTX0ZJ TEVTSVpFIHRvIGxpbWl0IHRoZSBibG9jay1kZXZpY2UsIHNvIGluIDMyYml0LW9zLCB0aGUgc2l6 ZSBvZiBibG9jayBpcw0Kb25seSA4VCAtMS4NCkJ1dCBpbiBmdW5jdGlvbiBkb19nZW5lcmljX2Zp bGVfcmVhZCgpOg0KPj5pbmRleCA9ICpwcG9zID4+IFBBR0VfQ0FDSEVfU0hJRlQ7DQppbmRleCBp cyB1bnNpZ25lZCBsb25nIHR5cGUuIFNvIHRoZSBwcG9zIGNhbiAxNlQgLTEuDQoNCkJ1dCB0aGUg Y29tbWVudCBzYWlkOg0KPj4vKiBQYWdlIGNhY2hlIGxpbWl0LiBUaGUgZmlsZXN5c3RlbXMgc2hv dWxkIHB1dCB0aGF0IGludG8gdGhlaXIgc19tYXhieXRlcyANCj4+ICAgbGltaXRzLCBvdGhlcndp c2UgYmFkIHRoaW5ncyBjYW4gaGFwcGVuIGluIFZNLiAqLyANCldoeSA/DQoNClRoYW5rcyAhDQo= -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org