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=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 C0197C2BA83 for ; Thu, 13 Feb 2020 10:19:20 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 971C6217F4 for ; Thu, 13 Feb 2020 10:19:20 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 971C6217F4 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1j2BaK-0007li-BB; Thu, 13 Feb 2020 10:19:04 +0000 Received: from all-amaz-eas1.inumbo.com ([34.197.232.57] helo=us1-amaz-eas2.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1j2BaJ-0007ld-QC for xen-devel@lists.xenproject.org; Thu, 13 Feb 2020 10:19:03 +0000 X-Inumbo-ID: 41469806-4e4a-11ea-b874-12813bfff9fa Received: from mx2.suse.de (unknown [195.135.220.15]) by us1-amaz-eas2.inumbo.com (Halon) with ESMTPS id 41469806-4e4a-11ea-b874-12813bfff9fa; Thu, 13 Feb 2020 10:19:02 +0000 (UTC) X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id 12824B16D; Thu, 13 Feb 2020 10:19:01 +0000 (UTC) To: =?UTF-8?Q?Roger_Pau_Monn=c3=a9?= References: <20200212164949.56434-1-roger.pau@citrix.com> <20200212164949.56434-3-roger.pau@citrix.com> <4849c6bc-e77b-d02f-7d0d-598cbcb3f145@suse.com> <20200213100355.GV4679@Air-de-Roger> From: Jan Beulich Message-ID: Date: Thu, 13 Feb 2020 11:19:02 +0100 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.4.2 MIME-Version: 1.0 In-Reply-To: <20200213100355.GV4679@Air-de-Roger> Content-Language: en-US Subject: Re: [Xen-devel] [PATCH 2/3] x86/smp: use a dedicated scratch cpumask in send_IPI_mask X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: xen-devel@lists.xenproject.org, Sander Eikelenboom , Wei Liu , Andrew Cooper Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" T24gMTMuMDIuMjAyMCAxMTowMywgUm9nZXIgUGF1IE1vbm7DqSB3cm90ZToKPiBPbiBUaHUsIEZl YiAxMywgMjAyMCBhdCAxMDo1OToyOUFNICswMTAwLCBKYW4gQmV1bGljaCB3cm90ZToKPj4gT24g MTIuMDIuMjAyMCAxNzo0OSwgUm9nZXIgUGF1IE1vbm5lIHdyb3RlOgo+Pj4gVXNpbmcgc2NyYXRj aF9jcHVtYXNrIGluIHNlbmRfSVBJX21hayBpcyBub3Qgc2FmZSBiZWNhdXNlIGl0IGNhbiBiZQo+ Pj4gY2FsbGVkIGZyb20gaW50ZXJydXB0IGNvbnRleHQsIGFuZCBoZW5jZSBYZW4gd291bGQgaGF2 ZSB0byBtYWtlIHN1cmUKPj4+IGFsbCB0aGUgdXNlcnMgb2YgdGhlIHNjcmF0Y2ggY3B1bWFzayBk aXNhYmxlIGludGVycnVwdHMgd2hpbGUgdXNpbmcKPj4+IGl0Lgo+Pj4KPj4+IEluc3RlYWQgaW50 cm9kdWNlIGEgbmV3IGNwdW1hc2sgdG8gYmUgdXNlZCBieSBzZW5kX0lQSV9tYXNrLCBhbmQKPj4+ IGRpc2FibGUgaW50ZXJydXB0cyB3aGlsZSB1c2luZy4KPj4KPj4gTXkgZmlyc3QgdGhvdWdodCBo ZXJlIHdhczogV2hhdCBhYm91dCBOTUkgb3IgI01DIGNvbnRleHQ/IEV2ZW4gaWYKPj4gbm90IHVz aW5nIHRoZSBmdW5jdGlvbiB0b2RheSAod2hpY2ggSSBkaWRuJ3QgY2hlY2spLCB0aGVyZSBzaG91 bGRuJ3QKPj4gYmUgYSBsYXRlbnQgaXNzdWUgaW50cm9kdWNlZCBoZXJlIHByZXZlbnRpbmcgdGhl bSBmcm9tIGRvaW5nIHNvIGluCj4+IHRoZSBmdXR1cmUuIEluc3RlYWQgSSB0aGluayB5b3Ugd2Fu dCB0byBhbGxvY2F0ZSB0aGUgc2NyYXRjaCBtYXNrCj4+IGR5bmFtaWNhbGx5IChhdCBsZWFzdCBp ZiBjYWxsZXIgY29udGV4dCBkb2Vzbid0IGFsbG93IHVzZSBvZiB0aGUKPj4gZ2VuZXJpYyBvbmUp LCBhbmQgc2ltcGx5IHJlZnJhaW4gZnJvbSBjb2FsZXNjaW5nIElQSXMgaWYgdGhpcwo+PiBhbGxv Y2F0aW9ucyBmYWlscy4KPiAKPiBIbSwgaXNuJ3QgdGhpcyBnb2luZyB0byBiZSBxdWl0ZSBleHBl bnNpdmUsIGFuZCBoZW5jZSByZW5kZXIgdGhlCj4gYmVuZWZpdCBvZiB1c2luZyB0aGUgc2hvcnRo YW5kIG1vb3Q/CgpEZXBlbmRzIG9uIGhvdyBtYW55IENQVXMgdGhlcmUgYXJlLCBpLmUuIGhvdyBs b25nIHRoZSBsb29wIG90aGVyd2lzZQp3b3VsZCBiZS4gV2hlbiB4bWFsbG9jKCkgZG9lc24ndCBu ZWVkIHRvIHR1cm4gdG8gdGhlIHBhZ2UgYWxsb2NhdG9yLApJIHRoaW5rIGl0IHdvbid0IGJlIG92 ZXJseSBzbG93LiBBbm90aGVyIG9wdGlvbiB3b3VsZCBiZSB0byBhdm9pZApjb2FsZXNjaW5nIGlu IGEgc2xpZ2h0bHkgZGlmZmVyZW50IHdheSAod2l0aG91dCBoYXZpbmcgdG8gZmlkZGxlCndpdGgg dGhlIHNjcmF0Y2ggbWFzaykgd2hlbiBjYWxsZWQgaW4gaW50ZXJydXB0IGNvbnRleHQuCgpKYW4K Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClhlbi1kZXZl bCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhlbnByb2plY3Qub3JnCmh0dHBzOi8vbGlz dHMueGVucHJvamVjdC5vcmcvbWFpbG1hbi9saXN0aW5mby94ZW4tZGV2ZWw=