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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6BEAEC77B7C for ; Thu, 11 May 2023 10:13:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237469AbjEKKN3 (ORCPT ); Thu, 11 May 2023 06:13:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52446 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234030AbjEKKNZ (ORCPT ); Thu, 11 May 2023 06:13:25 -0400 Received: from eu-smtp-delivery-151.mimecast.com (eu-smtp-delivery-151.mimecast.com [185.58.86.151]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 62175A1 for ; Thu, 11 May 2023 03:13:24 -0700 (PDT) Received: from AcuMS.aculab.com (156.67.243.121 [156.67.243.121]) by relay.mimecast.com with ESMTP with both STARTTLS and AUTH (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id uk-mta-311-LyBOZeqoPaWomRdUL1eB4A-1; Thu, 11 May 2023 11:13:21 +0100 X-MC-Unique: LyBOZeqoPaWomRdUL1eB4A-1 Received: from AcuMS.Aculab.com (10.202.163.4) by AcuMS.aculab.com (10.202.163.4) with Microsoft SMTP Server (TLS) id 15.0.1497.48; Thu, 11 May 2023 11:13:20 +0100 Received: from AcuMS.Aculab.com ([::1]) by AcuMS.aculab.com ([::1]) with mapi id 15.00.1497.048; Thu, 11 May 2023 11:13:20 +0100 From: David Laight To: 'Pavel Tikhomirov' , Thomas Gleixner , Frederic Weisbecker CC: LKML , Anna-Maria Behnsen , Peter Zijlstra , "syzbot+5c54bd3eb218bb595aa9@syzkaller.appspotmail.com" , Dmitry Vyukov , Sebastian Siewior , "Michael Kerrisk" , Andrei Vagin , "Christian Brauner" , Alexander Mikhalitsyn , Pavel Emelyanov Subject: RE: [RFD] posix-timers: CRIU woes Thread-Topic: [RFD] posix-timers: CRIU woes Thread-Index: AQHZgvkS9FkXfpzWe0mDw5RKx9AGK69U2eWg Date: Thu, 11 May 2023 10:13:20 +0000 Message-ID: <8a42097629844e5eacf733328eac2d02@AcuMS.aculab.com> References: <20230425181827.219128101@linutronix.de> <20230425183312.932345089@linutronix.de> <87zg6i2xn3.ffs@tglx> <87v8h62vwp.ffs@tglx> <878rdy32ri.ffs@tglx> <87v8h126p2.ffs@tglx> <875y911xeg.ffs@tglx> <87ednpyyeo.ffs@tglx> <009e7658-1377-cc79-7a42-4dda8fec5af0@virtuozzo.com> In-Reply-To: <009e7658-1377-cc79-7a42-4dda8fec5af0@virtuozzo.com> Accept-Language: en-GB, en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [10.202.205.107] MIME-Version: 1.0 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: aculab.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: base64 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org RnJvbTogUGF2ZWwgVGlraG9taXJvdg0KPiBTZW50OiAxMCBNYXkgMjAyMyAwNTozNw0KLi4uDQo+ ID4gICAgICBBIGRlbnNlIElEIHNwYWNlIGFwcHJvYWNoIGNhbiBjcmVhdGUgaG9sZXMgdG9vLCBi dXQgdGhleSBhcmUNCj4gPiAgICAgIHJlY292ZXJhYmxlIGFuZCB3ZWxsIHdpdGhpbiB0aGUgcmVz b3VyY2UgbGltaXRzLCBiZWNhdXNlIHRoZSBwcm9jZXNzDQo+ID4gICAgICBoYXMgdG8gYmUgYWJs ZSB0byBjcmVhdGUgZW5vdWdoIHRpbWVycyBpbiB0aGUgZmlyc3QgcGxhY2UgaW4gb3JkZXINCj4g PiAgICAgIHRvIHJlbGVhc2UgdGhvc2UgaW4gdGhlIG1pZGRsZS4NCg0KV2hpbGUgaXQgZG9lc24n dCBoZWxwIGF0IGFsbCBmb3IgY3JlYXRpbmcgaXRlbXMgd2l0aCBmaXhlZCBpZHMsDQpteSAnZmF2 b3VyaXRlJyBzY2hlbWUgZm9yIGFsbG9jYXRpbmcgaWRzIGl0IHRvIGFsbG9jYXRlIGEgbnVtYmVy DQp0aGF0IHdpbGwgYmUgYSBwZXJmZWN0IGhhc2ggb250byBhbiBlbXB0eSBoYXNoIHRhYmxlIHNs b3QuDQoNClRoZSBsb29rdXAgY2hlY2sgaXMgdGhlbiBqdXN0IGFycmF5W2lkICYgbWFza10uaWQg PT0gaWQuDQpBIEZJRk8gZnJlZWxpc3QgY2FuIGJlIHJ1biB0aHJvdWdoIHRoZSBmcmVlIGVudHJp ZXMgYW5kDQp0aGUgaGlnaCBiaXRzIGluY3JlbWVudGVkIGVhY2ggdGltZSBhIHNsb3QgaXMgdXNl ZC4NClNvIGFsbG9jYXRpb24gaXMgdXN1YWxseSBmaXhlZCBjb3N0Lg0KDQpJZiB0aGUgdGFibGUg aXMgZnVsbCBpdCdzIHNpemUgY2FuIGVhc2lseSBiZSBkb3VibGVkLg0KSWYgdGhlIG51bWJlciBv ZiB1bnVzZWQgZW50cmllcyBpcyBkb3VibGVkIGVhY2ggdGltZQ0KdGhlIHRhYmxlIHNpemUgaXMg ZG91YmxlZCB0aGVuIHRoZSB5b3UgKG1vcmUgb3IgbGVzcykNCmd1YXJhbnRlZSB0aGF0IGFuIGlk IHdvbid0IGdldCByZXVzZWQgYW55IHRpbWUgc29vbg0KYWZ0ZXIgaXQgaXMgZnJlZWQuDQoNClRo aXMgd291bGQgYmUgb2sgZm9yIHJlc3RvcmluZyBpZHMgYWxsb2NhdGVkIGJ5IHRoZSBzYW1lDQpz Y2hlbWUuIEJ1dCB3b3VsZCBuZWVkIGEgZmFsbGJhY2sgZm9yIHJlc3RvcmluZyBwYXRob2xvZ2lj YWwNCmxpc3Qgb2YgaWRzLg0KDQoJRGF2aWQNCg0KLQ0KUmVnaXN0ZXJlZCBBZGRyZXNzIExha2Vz aWRlLCBCcmFtbGV5IFJvYWQsIE1vdW50IEZhcm0sIE1pbHRvbiBLZXluZXMsIE1LMSAxUFQsIFVL DQpSZWdpc3RyYXRpb24gTm86IDEzOTczODYgKFdhbGVzKQ0K