From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8E873C2D0F4 for ; Wed, 8 Apr 2020 16:41:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0B2F320787 for ; Wed, 8 Apr 2020 16:41:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=cert.org header.i=@cert.org header.b="rxBn48gV" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728869AbgDHQld (ORCPT ); Wed, 8 Apr 2020 12:41:33 -0400 Received: from veto.sei.cmu.edu ([147.72.252.17]:33128 "EHLO veto.sei.cmu.edu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728209AbgDHQld (ORCPT ); Wed, 8 Apr 2020 12:41:33 -0400 Received: from delp.sei.cmu.edu (delp.sei.cmu.edu [10.64.21.31]) by veto.sei.cmu.edu (8.14.7/8.14.7) with ESMTP id 038GfVIb036485; Wed, 8 Apr 2020 12:41:31 -0400 DKIM-Filter: OpenDKIM Filter v2.11.0 veto.sei.cmu.edu 038GfVIb036485 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cert.org; s=yc2bmwvrj62m; t=1586364091; bh=jf2ZsUPjhI2hveYHuH3dlbwSrLOnLn05HSbXXT0VhyE=; h=From:To:Subject:Date:References:In-Reply-To:From; b=rxBn48gVb0GPXRx1NSJHkHZm9bSek5GR8v08nWrF5XM/t9ekHM1kV88gZkt1cOX2q 74ql1YxVWmeNo8AA5yGiKsORzgYlmkLMqDh0ewXfEFW7VDl6RFHWuaMHqvC90rXymL p8slW82IYtS01PRsQZLdseUjAJXS/PDKBuQA2nlg= Received: from CASSINA.ad.sei.cmu.edu (cassina.ad.sei.cmu.edu [10.64.28.249]) by delp.sei.cmu.edu (8.14.7/8.14.7) with ESMTP id 038GfS7x043197; Wed, 8 Apr 2020 12:41:29 -0400 Received: from MORRIS.ad.sei.cmu.edu (147.72.252.46) by CASSINA.ad.sei.cmu.edu (10.64.28.249) with Microsoft SMTP Server (TLS) id 14.3.487.0; Wed, 8 Apr 2020 12:41:28 -0400 Received: from MORRIS.ad.sei.cmu.edu (147.72.252.46) by MORRIS.ad.sei.cmu.edu (147.72.252.46) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1847.3; Wed, 8 Apr 2020 12:41:28 -0400 Received: from MORRIS.ad.sei.cmu.edu ([fe80::555b:9498:552e:d1bb]) by MORRIS.ad.sei.cmu.edu ([fe80::555b:9498:552e:d1bb%22]) with mapi id 15.01.1847.007; Wed, 8 Apr 2020 12:41:28 -0400 From: Joseph Christopher Sible To: "'Jens Axboe'" , "'io-uring@vger.kernel.org'" Subject: RE: Spurious/undocumented EINTR from io_uring_enter Thread-Topic: Spurious/undocumented EINTR from io_uring_enter Thread-Index: AdYNHCB8t2qqN/asQKmA7dRl2D+7cwAKrhOAAB25dbA= Date: Wed, 8 Apr 2020 16:41:28 +0000 Message-ID: References: <43b339d3dc0c4b6ab15652faf12afa30@cert.org> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.64.64.23] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 Sender: io-uring-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org T24gNC83LzIwIDU6NDIgUE0sIEplbnMgQXhib2Ugd3JvdGU6DQo+IExvdHMgb2Ygc3lzdGVtIGNh bGxzIHJldHVybiAtRUlOVFIgaWYgaW50ZXJydXB0ZWQgYnkgYSBzaWduYWwsIGRvbid0DQo+IHRo aW5rIHRoZXJlJ3MgYW55dGhpbmcgd29ydGggZml4aW5nIHRoZXJlLiBGb3IgdGhlIHdhaXQgcGFy dCwgdGhlDQo+IGFwcGxpY2F0aW9uIG1heSB3YW50IHRvIGhhbmRsZSB0aGUgc2lnbmFsIGJlZm9y ZSB3ZSBjYW4gd2FpdCBhZ2Fpbi4NCj4gV2UgY2FuJ3QgZ28gdG8gc2xlZXAgd2l0aCBhIHBlbmRp bmcgc2lnbmFsLg0KDQpUaGlzIHNlZW1zIHRvIGJlIGFuIHVuYW1iaWd1b3VzIGJ1ZywgYXQgbGVh c3QgYWNjb3JkaW5nIHRvIHRoZSBCVUdTDQpzZWN0aW9uIG9mIHRoZSBwdHJhY2UgbWFuIHBhZ2Uu IFRoZSBiZWhhdmlvciBvZiBlcG9sbF93YWl0IGlzIGV4cGxpY2l0bHkNCmNhbGxlZCBvdXQgYXMg YmVpbmcgYnVnZ3kvd3JvbmcsIGFuZCB3ZSdyZSBlbXVsYXRpbmcgaXRzIGJlaGF2aW9yLiBBcw0K Zm9yIHRoZSBhcHBsaWNhdGlvbiB3YW50aW5nIHRvIGhhbmRsZSB0aGUgc2lnbmFsLCBpbiB0aG9z ZSBjYXNlcywgaXQNCndvdWxkIGNob29zZSB0byBpbnN0YWxsIGEgc2lnbmFsIGhhbmRsZXIsIGlu IHdoaWNoIGNhc2UgSSBhYnNvbHV0ZWx5DQphZ3JlZSB0aGF0IHJldHVybmluZyAtRUlOVFIgaXMg dGhlIHJpZ2h0IHRoaW5nIHRvIGRvLiBJJ20gb25seSB0YWxraW5nDQphYm91dCB0aGUgY2FzZSB3 aGVyZSB0aGUgYXBwbGljYXRpb24gZGlkbid0IGNob29zZSB0byBpbnN0YWxsIGEgc2lnbmFsDQpo YW5kbGVyIChhbmQgdGhlIHNpZ25hbCB3b3VsZCBoYXZlIGJlZW4gY29tcGxldGVseSBpbnZpc2li bGUgdG8gdGhlDQpwcm9jZXNzIGhhZCBpdCBub3QgYmVlbiBiZWluZyB0cmFjZWQpLg0KDQpKb3Nl cGggQy4gU2libGUNCg==