Received: by 2002:a05:6a10:eb17:0:0:0:0 with SMTP id hx23csp285189pxb; Wed, 8 Sep 2021 00:48:52 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzRdY+gR7lWom6GDoTJs0CLoJBG9J2zKrv21zhSFKgtQs55u814KE6pSX2u9VShf9EomcIN X-Received: by 2002:a17:906:7217:: with SMTP id m23mr2651837ejk.466.1631087331876; Wed, 08 Sep 2021 00:48:51 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1631087331; cv=none; d=google.com; s=arc-20160816; b=HJQdPlEwlnuE2r92nU6zpPeMleJ3b3vc3pQXGSN8b93LgL8rc3kg6398UUTym4ghpR XO+7FDAXDYpFXpUJ6jhKY6khk4Lm8V/pOJbYHB7kg3g9D3o8NcumCIojjUuObB194pPb 2aEZLa+uI6E0NBO3+lUt//r2SydUw+6jqiQIcIL/PCs/Ttt3i6EfgQJzu1duVFqvJPwX rVEF/jx2CpIWGg6MYqmWXvoDDBrDIJxhXA/Da/lZuqn3TrK54j5sJJHDWigybs+CvX5I 2pN9xZBN0EBOiMmKewMEbbGEFJwZsI194KQpQcigCFCMw/LJvYYcO9K0VJguRw1/HZmB uRRg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:in-reply-to:content-disposition:mime-version :references:message-id:subject:cc:to:from:date:dkim-signature; bh=7gmr+v/UYd69hqQff5Fcu4B0asSjyasIdDD4iqilMBs=; b=cVN+yzIJ1Qu3CQmKZ5OwavWjmQPDz+yhmEw0fTU/O5AfTvXejUef8eKvuElDfCcT9F RDN2m+s7FVgkx40mUK4jS4YXwpVjpXoHwlLkyyTDt+PUV212iRAqnOEgRuV2rYCxQAg6 KrHfSluk8AsoADQEJTZGaFKuPVqJ8hfSsdutP6ToK8psqIviMuf7BHXhzPemOVuEDCYN dL/Us235paD5htBP/4Ndhr8PYdWyc2nK63DGd9dYQ12iNgSHbqmA+E8V+1FstSM8DpFd d6oPXMHTfi/xYyCAVf48SeoZ8etffXTxPAQf7qymFuXzfJ+J9hDVQJJjfigoFc8JZEcP Mu1A== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@infradead.org header.s=casper.20170209 header.b=BhJhq2e3; 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 Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id l17si1346472edq.472.2021.09.08.00.48.28; Wed, 08 Sep 2021 00:48:51 -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; dkim=pass header.i=@infradead.org header.s=casper.20170209 header.b=BhJhq2e3; 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 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1347897AbhIHHBJ (ORCPT + 99 others); Wed, 8 Sep 2021 03:01:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41124 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233179AbhIHHBI (ORCPT ); Wed, 8 Sep 2021 03:01:08 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 11041C061575 for ; Wed, 8 Sep 2021 00:00:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=7gmr+v/UYd69hqQff5Fcu4B0asSjyasIdDD4iqilMBs=; b=BhJhq2e3Ic/6vaQ2X9A7y70QlA LN7tsn+RSNKPWUCjSCIDNsjviepIb4CgpXAMqNPNl0hCUOuRIE5CY+CkQLja8SX75eR6DryDm1ntu 3lscohH7+1ssTfUDNi/P/N7uBNXacnQBZA8Hwdqtv+q8NMyvtpoAp4qXNq9o5P6fAZ2/dkCjoEriy 9tKDLpzsK8JdUsp5eCc433G7x3oabL/dTqC0I0T/PLIzJFdqeztX9uUHC6V51OBay7pb4m35Oya0f MqyWaHEDdXo8bVRyW4we+Z42VMXBxFTjies7EWwuwlP/xoOr+NeRaW4DyrX4oGeCcpwEA6IVe1Gbq 8C+Nm+Sg==; Received: from hch by casper.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1mNrXr-008aF4-Do; Wed, 08 Sep 2021 06:59:08 +0000 Date: Wed, 8 Sep 2021 07:58:55 +0100 From: Christoph Hellwig To: Jan Beulich Cc: Juergen Gross , Boris Ostrovsky , Stefano Stabellini , lkml , "xen-devel@lists.xenproject.org" Subject: Re: [PATCH 05/12] swiotlb-xen: suppress certain init retries Message-ID: References: <588b3e6d-2682-160c-468e-44ca4867a570@suse.com> <56477481-87da-4962-9661-5e1b277efde0@suse.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <56477481-87da-4962-9661-5e1b277efde0@suse.com> X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Sep 07, 2021 at 02:05:54PM +0200, Jan Beulich wrote: > Only on the 2nd of the paths leading to xen_swiotlb_init()'s "error" > label it is useful to retry the allocation; the first one did already > iterate through all possible order values. > > Signed-off-by: Jan Beulich Looks good, Reviewed-by: Christoph Hellwig