Received: by 2002:a05:6a10:206:0:0:0:0 with SMTP id 6csp715957pxj; Wed, 16 Jun 2021 11:53:10 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwlNoWwSui8S9b1sgdZwL7TnQtq759V6DQGNvPGkDx7r+WAdL3njK52kEWGIn97xI3FaL8u X-Received: by 2002:a05:6e02:eee:: with SMTP id j14mr768026ilk.238.1623869590290; Wed, 16 Jun 2021 11:53:10 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1623869590; cv=none; d=google.com; s=arc-20160816; b=JJbgYEWFYAWAXkSAXnh3eMTdVlfDJDCutIqH7BUSrtqe7N3InwTksynAXxeqJxwHJd Sb0gE4mYGf5R6tyFROqG2r5j5QB7Jhjg40EO2ebuHY+dKAGWi9BRJ2YhJ7FgjGZnkpdM zimNY0UknW42z4zeDLv6YeQppFdDmfTShfiMAgVy2CqTdcqrUJScoc02d7xioHs3Z8C4 6sBFRwhqW1SUQqfep57fE2jufg98rs6WEZsGsSDV8x0AFI6B3LKrQN1Bha2NTpbgfkMq QRH3nvsfK6hgYteZgD/Pm5O/9NWwtgtcD4n0WK+/WINdC1QHRCfwdVRsOsmkDbmkKbIk jl1g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:content-language :mime-version:accept-language:in-reply-to:references:message-id:date :thread-index:thread-topic:subject:cc:to:from; bh=xEP6y+3G+mbEqi31m6kqslI52OUKKydK5pKkChSbyOA=; b=TVwLuzdszF44qqI2CZVhJ/h0lxRYlsyRTgmMkQE/sEL5csX7xE2ZPsTwq6e2DGIUeP riWQqjCQpJavPHMicImtfGGJA7R46nh9B0mC0Ina2bvH+4b4E+KGtp4ZBlxCJ9+nsRWW jJNc5f5Ahb/+Gt3WIH2ZjQVHNeIfwEeRHMQ+s874/EWQr3AvCFr/jvXU5YlIs/8GMbLU m7vGhGTZ66xSnjKW9n31GW5HSwSf35ZrgnbOSfA4Xj4TJEjiXmxePvpGZTjTBCTMt74O GMDKe94BtkZwJCxIiYQPtW9PcTrg+thu/OWBFnlpbdE/cD/RYzLBIQ2VFBbaVwN/pmrr m3fA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=aculab.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id s6si2941218iln.106.2021.06.16.11.52.57; Wed, 16 Jun 2021 11:53:10 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=aculab.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232458AbhFPNo3 (ORCPT + 99 others); Wed, 16 Jun 2021 09:44:29 -0400 Received: from eu-smtp-delivery-151.mimecast.com ([185.58.85.151]:25634 "EHLO eu-smtp-delivery-151.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230330AbhFPNo1 (ORCPT ); Wed, 16 Jun 2021 09:44:27 -0400 Received: from AcuMS.aculab.com (156.67.243.121 [156.67.243.121]) (Using TLS) by relay.mimecast.com with ESMTP id uk-mta-210-PkI2T8O5PUadzIa1crN2Vg-1; Wed, 16 Jun 2021 14:42:18 +0100 X-MC-Unique: PkI2T8O5PUadzIa1crN2Vg-1 Received: from AcuMS.Aculab.com (10.202.163.6) by AcuMS.aculab.com (10.202.163.6) with Microsoft SMTP Server (TLS) id 15.0.1497.18; Wed, 16 Jun 2021 14:42:17 +0100 Received: from AcuMS.Aculab.com ([fe80::994c:f5c2:35d6:9b65]) by AcuMS.aculab.com ([fe80::994c:f5c2:35d6:9b65%12]) with mapi id 15.00.1497.018; Wed, 16 Jun 2021 14:42:17 +0100 From: David Laight To: 'Amit Klein' CC: Greg Kroah-Hartman , "linux-kernel@vger.kernel.org" , "stable@vger.kernel.org" , Eric Dumazet , Willy Tarreau , "David S. Miller" , Sasha Levin Subject: RE: [PATCH 5.4 175/244] inet: use bigger hash table for IP ID generation Thread-Topic: [PATCH 5.4 175/244] inet: use bigger hash table for IP ID generation Thread-Index: AQHXYpBi9A2YPoOhfUuPKKRWnHSSTKsWa0BQgAAjcgCAABKx0A== Date: Wed, 16 Jun 2021 13:42:17 +0000 Message-ID: References: <20210512144743.039977287@linuxfoundation.org> <20210512144748.600206118@linuxfoundation.org> In-Reply-To: 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 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=C51A453 smtp.mailfrom=david.laight@aculab.com 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 RnJvbTogQW1pdCBLbGVpbg0KPiBTZW50OiAxNiBKdW5lIDIwMjEgMTQ6MjANCj4gDQo+IE9uIFdl ZCwgSnVuIDE2LCAyMDIxIGF0IDE6MTkgUE0gRGF2aWQgTGFpZ2h0IDxEYXZpZC5MYWlnaHRAYWN1 bGFiLmNvbT4gd3JvdGU6DQo+IA0KPiA+IENhbiBzb21lb25lIGV4cGxhaW4gd2h5IHRoaXMgaXMg YSBnb29kIGlkZWEgZm9yIGEgJ25vcm1hbCcgc3lzdGVtPw0KPiANCj4gVGhpcyBwYXRjaCBtaXRp Z2F0ZXMgc29tZSB0ZWNobmlxdWVzIHRoYXQgbGVhayBpbnRlcm5hbCBzdGF0ZSBkdWUgdG8NCj4g dGFibGUgaGFzaCBjb2xsaXNpb25zLg0KDQpBcyB5b3Ugc2F5IGJlbG93IGl0IGlzbid0IHJlYWxs eSBlZmZlY3RpdmUuLi4NCg0KPiA+IFdoeSBzaG91bGQgbXkgZGVza3RvcCBzeXN0ZW0gJ3dhc3Rl JyAyTUIgb2YgbWVtb3J5IG9uIGEgbWFzc2l2ZQ0KPiA+IGhhc2ggdGFibGUgdGhhdCBJIGRvbid0 IG5lZWQuDQo+IA0KPiBJbiB0aGUgcGF0Y2gncyBkZWZlbnNlLCBpdCBvbmx5IGNvbnN1bWVzIDJN QiB3aGVuIHRoZSBwaHlzaWNhbCBSQU0gaXMgPj0gMTZHQi4NCg0KUmlnaHQsIGJ1dCBJJ3ZlIDE2 R0Igb2YgbWVtb3J5IGJlY2F1c2UgSSBydW4gc29tZSB2ZXJ5IGxhcmdlDQphcHBsaWNhdGlvbnMg dGhhdCBuZWVkIGFsbCB0aGUgbWVtb3J5IHRoZXkgY2FuIGdldCAoYW5kIG1vcmUpLg0KDQpJbiBh bnkgY2FzZSwgZm9yIG1hbnkgYXJjaGl0ZWN0dXJlcyA4R0IgaXMgJ2VudHJ5IGxldmVsJy4NClRo YXQgaW5jbHVkZXMgc29tZSBvciB0aGUgJ3NtYWxsJyBBUk0gY3B1cy4NClRoZXkgYXJlIHVubGlr ZWx5IHRvIGhhdmUgdGVucyBvZiBjb25uZWN0aW9ucywgbmV2ZXIgbWluZA0KdGhvdXNhbmRzLg0K DQo+ID4gSXQgbWlnaHQgYmUgbmVlZGVkIGJ5IHN5c3RlbXMgdGhhbiBoYW5kbGUgbWFzc2l2ZSBu dW1iZXJzDQo+ID4gb2YgY29uY3VycmVudCBjb25uZWN0aW9ucyAtIGJ1dCB0aGF0IGlzbid0ICdt b3N0IHN5c3RlbXMnLg0KPiA+DQo+ID4gU3VyZWx5IGl0IHdvdWxkIGJlIGJldHRlciB0byBkZXRl Y3Qgd2hlbiB0aGUgbnVtYmVyIG9mIGVudHJpZXMNCj4gPiBpcyBjb21wYXJhYmxlIHRvIHRoZSB0 YWJsZSBzaXplIGFuZCB0aGVuIHJlc2l6ZSB0aGUgdGFibGUuDQo+IA0KPiBTZWN1cml0eS13aXNl LCB0aGlzIGFwcHJvYWNoIGlzIG5vdCBlZmZlY3RpdmUuIFRoZSB0YWJsZSBzaXplIHdhcw0KPiBp bmNyZWFzZWQgdG8gcmVkdWNlIHRoZSBsaWtlbGlob29kIG9mIGhhc2ggY29sbGlzaW9ucy4gVGhl c2Ugc3RhcnQNCj4gaGFwcGVuaW5nIHdoZW4geW91IGhhdmUgfk5eKDEvMikgZWxlbWVudHMgKGZv ciB0YWJsZSBzaXplIE4pLCBzbw0KPiB5b3UnbGwgbmVlZCB0byByZXNpemUgcHJldHR5IHF1aWNr bHkgYW55d2F5Lg0KDQpZb3UgcmVhbGx5IGhhdmUgdG8gbGl2ZSB3aXRoIHNvbWUgaGFzaCBjb2xs aXNpb25zLg0KUmVzaXppbmcgYXQgTl4oMS8yKSBqdXN0IGRvZXNuJ3Qgc2NhbGUuDQpOb3Qgb25s eSB0aGF0IHRoZSBoYXNoIGZ1bmN0aW9uIHdpbGwgc3RvcCBnZW5lcmF0aW5nIG5vbi1jb2xsaWRp bmcNCnZhbHVlcyBvbmNlIHRoZSB0YWJsZSBzdGFydHMgZ2V0dGluZyBiaWcuDQooQSB2ZXJ5IGV4 cGVuc2l2ZSBoYXNoIGZ1bmN0aW9uIG1pZ2h0IGhlbHAgLSBidXQgaSB3b3VsZG4ndCBjb3VudCBv biBpdC4pDQoNCkluIGFueSBjYXNlLCB0aGUgY2hhbmNlIG9mIGhpdHRpbmcgYSBoYXNoIGNvbGxp c2lvbiBpcyBzbGlnaHRseQ0KbGVzcyB0aGFuICh0YWJsZV9zaXplIC8gYWN0aXZlX2VudHJpZXMp Lg0KDQpXaGF0IHlvdSB3YW50IHRvIGF2b2lkIGlzIHRoZSBFTEYgc3ltYm9sIGhhc2ggd2hlbiB0 aGUgYXZlcmFnZQ0KY2hhaW4gbGVuZ3RoIGlzIGFib3V0IDEuNSBhbmQgeW91IGhhdmUgdG8gc2Vw YXJhdGVseSBjaGVjayB0aGUgaGFzaA0KdGFibGUgb2YgZXZlcnkgc2hhcmVkIGxpYnJhcnkuDQpU aGF0IHF1aWNrbHkgYmFsbG9vbnMgdG8gYSBsb3Qgb2Ygc3RyaW5nIGNvbXBhcmVzLg0KKEkgbG9v a2VkIGF0IHRoYXQgZm9yIG1vemlsbGEgbWF5IHllYXJzIGFnbyAtIHdhcyBob3JyaWQuKQ0KDQoJ RGF2aWQNCg0KLQ0KUmVnaXN0ZXJlZCBBZGRyZXNzIExha2VzaWRlLCBCcmFtbGV5IFJvYWQsIE1v dW50IEZhcm0sIE1pbHRvbiBLZXluZXMsIE1LMSAxUFQsIFVLDQpSZWdpc3RyYXRpb24gTm86IDEz OTczODYgKFdhbGVzKQ0K