From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qt0-f198.google.com (mail-qt0-f198.google.com [209.85.216.198]) by kanga.kvack.org (Postfix) with ESMTP id 720D56B0003 for ; Mon, 12 Mar 2018 18:01:57 -0400 (EDT) Received: by mail-qt0-f198.google.com with SMTP id 29so13515000qto.10 for ; Mon, 12 Mar 2018 15:01:57 -0700 (PDT) Received: from smtp-fw-6001.amazon.com (smtp-fw-6001.amazon.com. [52.95.48.154]) by mx.google.com with ESMTPS id a57si2180044qta.315.2018.03.12.15.01.56 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 12 Mar 2018 15:01:56 -0700 (PDT) From: "Besogonov, Aleksei" Subject: Re: fallocate on XFS for swap Date: Mon, 12 Mar 2018 22:01:54 +0000 Message-ID: References: <8C28C1CB-47F1-48D1-85C9-5373D29EA13E@amazon.com> <20180309234422.GA4860@magnolia> <20180310005850.GW18129@dastard> <20180310011707.GA4875@magnolia> <20180310013646.GX18129@dastard> In-Reply-To: <20180310013646.GX18129@dastard> Content-Language: en-US Content-Type: text/plain; charset="utf-8" Content-ID: Content-Transfer-Encoding: base64 MIME-Version: 1.0 Sender: owner-linux-mm@kvack.org List-ID: To: Dave Chinner , "Darrick J. Wong" Cc: "linux-fsdevel@vger.kernel.org" , "linux-mm@kvack.org" , xfs W3NuaXAgdW5yZWxhdGVkXQ0KDQpTbyBJJ20gbG9va2luZyBhdCB0aGUgWEZTIGNvZGUgYW5kIGl0 IGFwcGVhcnMgdGhhdCB0aGUgaW9tYXAgaXMgbGltaXRlZCB0byAxMDI0KlBBR0VfU0laRSBibG9j a3MgYXQgYSB0aW1lLCB3aGljaCBpcyB0b28gc21hbGwgZm9yIG1vc3Qgb2Ygc3dhcCB1c2UtY2Fz ZXMuIEkgY2FuIG9mIGNvdXJzZSBqdXN0IGxvb3AgdGhyb3VnaCB0aGUgZmlsZSBpbiA0TWIgaW5j cmVtZW50cyBhbmQsIGp1c3QgbGlrZSB0aGUgYm1hcCgpIGNvZGUgZG9lcyB0b2RheS4gQnV0IHRo aXMganVzdCBkb2Vzbid0IGxvb2sgcmlnaHQgYW5kIGl0J3Mgbm90IGF0b21pYy4gQW5kIGl0IGxv b2tzIGxpa2UgaW9tYXAgaW4gZXh0MiBkb2Vzbid0IGhhdmUgdGhpcyBsaW1pdGF0aW9uLiANCg0K VGhlIHN0YXRlZCByYXRpb25hbGUgZm9yIHRoZSBYRlMgbGltaXQgaXM6DQo+LyoNCj4gKiBXZSBj YXAgdGhlIG1heGltdW0gbGVuZ3RoIHdlIG1hcCBoZXJlIHRvIE1BWF9XUklURUJBQ0tfUEFHRVMg cGFnZXMNCj4gKiB0byBrZWVwIHRoZSBjaHVua3Mgb2Ygd29yayBkb25lIHdoZXJlIHNvbWV3aGF0 IHN5bW1ldHJpYyB3aXRoIHRoZQ0KPiAqIHdvcmsgd3JpdGViYWNrIGRvZXMuIFRoaXMgaXMgYSBj b21wbGV0ZWx5IGFyYml0cmFyeSBudW1iZXIgcHVsbGVkDQo+ICogb3V0IG9mIHRoaW4gYWlyIGFz IGEgYmVzdCBndWVzcyBmb3IgaW5pdGlhbCB0ZXN0aW5nLg0KPiAqDQo+ICogTm90ZSB0aGF0IHRo ZSB2YWx1ZXMgbmVlZHMgdG8gYmUgbGVzcyB0aGFuIDMyLWJpdHMgd2lkZSB1bnRpbA0KPiAqIHRo ZSBsb3dlciBsZXZlbCBmdW5jdGlvbnMgYXJlIHVwZGF0ZWQuDQo+ICovDQoNClNvIGNhbiBpdCBi ZSBsaWZ0ZWQgdG9kYXk/DQoNCg==