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=-8.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=ham 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 16324C433EF for ; Wed, 8 Sep 2021 07:00:13 +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 D58A86113D for ; Wed, 8 Sep 2021 07:00:12 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org D58A86113D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=lists.xenproject.org Received: from list by lists.xenproject.org with outflank-mailman.181482.328610 (Exim 4.92) (envelope-from ) id 1mNrYx-0004Wz-1U; Wed, 08 Sep 2021 07:00:03 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 181482.328610; Wed, 08 Sep 2021 07:00:03 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1mNrYw-0004WI-Ug; Wed, 08 Sep 2021 07:00:02 +0000 Received: by outflank-mailman (input) for mailman id 181482; Wed, 08 Sep 2021 07:00:01 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1mNrYv-0004Hv-Hk for xen-devel@lists.xenproject.org; Wed, 08 Sep 2021 07:00:01 +0000 Received: from casper.infradead.org (unknown [2001:8b0:10b:1236::1]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id cc851688-09a0-43ef-9428-e4d35a423485; Wed, 08 Sep 2021 07:00:00 +0000 (UTC) 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 X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: cc851688-09a0-43ef-9428-e4d35a423485 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==; 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 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