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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B12C2E7F14F for ; Wed, 27 Sep 2023 13:21:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Date:Cc:To:From:Subject:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=9XlF/tfQm5p5O6CZTd9NjQzbYMc3boha/bwQ3WumRB8=; b=kU9kB3snMvBxCd xTv89ftUXw1Rj550T3dG0AkNKnIsemaWCppkDaFqjyIA0VqGkrCz7loRpURiH1V8ani+OgTHeqUDo shTmjsC4C/vJTwXAcn4Z0s0kG8nD2YBeuUXTlq2UJ3lkAG4twZcx1CaSwqrngbYWel4wABLTAYgSG au66iVVHx6Asej4JV9qM/v6iua5TNG5K/rNsdZ1D1QmiB43ZLcxIRANX3W5x5WmCwfLax5Qiq5vGX 9/yNBfZ0dsZPTt1cjdZp8u8cei204uVNOLTikGWak4QEeKG28/YUR5izy/rtoqHh/6S7tdge2iire 00VFH99zz/l6NKzq7oGg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qlUT6-000zgn-27; Wed, 27 Sep 2023 13:20:44 +0000 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qlUT3-000zgP-2i; Wed, 27 Sep 2023 13:20:43 +0000 Received: from pps.filterd (m0353728.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 38RCOdCv005069; Wed, 27 Sep 2023 13:20:14 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=message-id : subject : from : to : cc : date : in-reply-to : references : content-type : content-transfer-encoding : mime-version; s=pp1; bh=jv2J3s2T7OsfdnfP7xO+3G5kReH0lMyKgLkynJikBfI=; b=tJIYGGNUI7x+MeeJeVOcBbjIZ9cgqX/dZ9HPkBeNoUFHx0zzCrPigTsA7KPeSNVc2TlV aSZZAFNRXvLMnc9cKkp4H+TksK4oudv79qebAVsJSiesoktymHl8Qq4tGl1ObhMy105j LUPVKX8r0gSe7KenI/NO6by0jBuTUr9CLpGc0CK/y2rGBtILhqBEPlwmn8hN8GE2v64I VQ9BJzTe/t5LvFvuHmAdiXAHDXTPGfFyMtrMYYR+FDM33QxfGdFwNQqizZziKEZFNIZk TrKWWuLLepClvqBEL3FNdMYrhZfE3mX2at15iULH9drm5/lGV3qIhionZ4DbSC9hC5DT 7Q== Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3tcmcgsw85-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 27 Sep 2023 13:20:14 +0000 Received: from m0353728.ppops.net (m0353728.ppops.net [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 38RD5BuN028501; Wed, 27 Sep 2023 13:20:13 GMT Received: from ppma23.wdc07v.mail.ibm.com (5d.69.3da9.ip4.static.sl-reverse.com [169.61.105.93]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3tcmcgsw6v-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 27 Sep 2023 13:20:13 +0000 Received: from pps.filterd (ppma23.wdc07v.mail.ibm.com [127.0.0.1]) by ppma23.wdc07v.mail.ibm.com (8.17.1.19/8.17.1.19) with ESMTP id 38RB85s1011019; Wed, 27 Sep 2023 13:20:11 GMT Received: from smtprelay06.fra02v.mail.ibm.com ([9.218.2.230]) by ppma23.wdc07v.mail.ibm.com (PPS) with ESMTPS id 3tabukkhhn-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 27 Sep 2023 13:20:11 +0000 Received: from smtpav07.fra02v.mail.ibm.com (smtpav07.fra02v.mail.ibm.com [10.20.54.106]) by smtprelay06.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 38RDK8uR42861118 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 27 Sep 2023 13:20:08 GMT Received: from smtpav07.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 3124720067; Wed, 27 Sep 2023 13:20:08 +0000 (GMT) Received: from smtpav07.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 30B3420040; Wed, 27 Sep 2023 13:20:07 +0000 (GMT) Received: from [9.152.212.236] (unknown [9.152.212.236]) by smtpav07.fra02v.mail.ibm.com (Postfix) with ESMTP; Wed, 27 Sep 2023 13:20:07 +0000 (GMT) Message-ID: Subject: Re: [PATCH v12 0/6] iommu/dma: s390 DMA API conversion and optimized IOTLB flushing From: Niklas Schnelle To: Joerg Roedel Cc: Jason Gunthorpe , Matthew Rosato , Will Deacon , Wenjia Zhang , Robin Murphy , Gerd Bayer , Julian Ruess , Pierre Morel , Alexandra Winter , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , Suravee Suthikulpanit , Hector Martin , Sven Peter , Alyssa Rosenzweig , David Woodhouse , Lu Baolu , Andy Gross , Bjorn Andersson , Konrad Dybcio , Yong Wu , Matthias Brugger , AngeloGioacchino Del Regno , Gerald Schaefer , Orson Zhai , Baolin Wang , Chunyan Zhang , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Thierry Reding , Krishna Reddy , Jonathan Hunter , Jonathan Corbet , linux-s390@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, iommu@lists.linux.dev, asahi@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-doc@vger.kernel.org Date: Wed, 27 Sep 2023 15:20:07 +0200 In-Reply-To: References: <20230825-dma_iommu-v12-0-4134455994a7@linux.ibm.com> <20230926160832.GM13795@ziepe.ca> User-Agent: Evolution 3.48.4 (3.48.4-1.fc38) MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: VXZxHUsIjNmP_Qb7Pwq1202Mna4hsBUK X-Proofpoint-ORIG-GUID: LYDctZpbLtyEpOclC1b66ehHlfvfc4KR X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.267,Aquarius:18.0.980,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-09-27_07,2023-09-27_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 mlxlogscore=999 lowpriorityscore=0 malwarescore=0 spamscore=0 suspectscore=0 clxscore=1015 impostorscore=0 mlxscore=0 adultscore=0 phishscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2309180000 definitions=main-2309270110 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230927_062041_907894_FBF5AF8D X-CRM114-Status: GOOD ( 29.93 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org T24gV2VkLCAyMDIzLTA5LTI3IGF0IDEzOjI0ICswMjAwLCBOaWtsYXMgU2NobmVsbGUgd3JvdGU6 Cj4gT24gV2VkLCAyMDIzLTA5LTI3IGF0IDExOjU1ICswMjAwLCBKb2VyZyBSb2VkZWwgd3JvdGU6 Cj4gPiBIaSBOaWtsYXMsCj4gPiAKPiA+IE9uIFdlZCwgU2VwIDI3LCAyMDIzIGF0IDEwOjU1OjIz QU0gKzAyMDAsIE5pa2xhcyBTY2huZWxsZSB3cm90ZToKPiA+ID4gVGhlIHByb2JsZW0gaXMgdGhh dCBzb21ldGhpbmcgc2VlbXMgdG8gIGJlIGJyb2tlbiBpbiB0aGUgaW9tbXUvY29yZQo+ID4gPiBi cmFuY2guIFJlZ2FyZGxlc3Mgb2Ygd2hldGhlciBJIGhhdmUgbXkgRE1BIEFQSSBjb252ZXJzaW9u IG9uIHRvcCBvcgo+ID4gPiB3aXRoIHRoZSBiYXNlIGlvbW11L2NvcmUgYnJhbmNoIEkgY2FuIG5v dCB1c2UgQ29ubmVjdFgtNCBWRnMuCj4gPiAKPiA+IEhhdmUgeW91IGFscmVhZHkgdHJpZWQgdG8g YmlzZWN0IHRoZSBpc3N1ZSBpbiB0aGUgaW9tbXUvY29yZSBicmFuY2g/Cj4gPiBUaGUgcmVzdWx0 IG1pZ2h0IHNjaGVkIHNvbWUgbGlnaHQgb24gdGhlIGlzc3VlLgo+ID4gCj4gPiBSZWdhcmRzLAo+ ID4gCj4gPiAJSm9lcmcKPiAKPiBIaSBKb2VyZywKPiAKPiBXb3JraW5nIG9uIGl0LCBzb21laG93 IEkgbXVzdCBoYXZlIG1lc3NlZCB1cCBlYXJsaWVyLiBJdCBub3cgbG9va3MgbGlrZQo+IGl0IG1p Z2h0IGluIGZhY3QgYmUgY2F1c2VkIGJ5IG15IERNQSBBUEkgY29udmVyc2lvbiByZWJhc2UgYW5k IHRoZQo+ICJzMzkwL3BjaTogVXNlIGRtYS1pb21tdSBsYXllciIgY29tbWl0LiBNYXliZSB0aGVy ZSBpcyBzb21lIGludGVyYWN0aW9uCj4gd2l0aCBKYXNvbidzIHBhdGNoZXMgdGhhdCBJIGhhdmVu J3QgdGhvdWdodCBhYm91dC4gU28gc29ycnkgZm9yIGFueQo+IHdyb25nIGJsYW1lLgo+IAo+IFRo YW5rcywKPiBOaWtsYXMKCkhpLAoKSSB0cmFja2VkIHRoZSBwcm9ibGVtwqBkb3duIGZyb20gbWx4 NV9jb3JlJ3MgYWxsb2NfY21kX3BhZ2UoKSB2aWEKZG1hX2FsbG9jX2NvaGVyZW50KCksIG9wcy0+ YWxsb2MsIGlvbW11X2RtYV9hbGxvY19yZW1hcCgpLCBhbmQKX19pb21tdV9kbWFfYWxsb2Nfbm9u Y29udGlndW91cygpIHRvIGEgZmFpbGVkIGlvbW11X2RtYV9hbGxvY19pb3ZhKCkuClRoZSBhbGxv Y2F0aW9uIGhlcmUgaXMgZm9yIDRLIHNvIG5vdGhpbmcgY3JhenkuCgpPbiBzZWNvbmQgbG9vayBJ IGFsc28gbm90aWNlZDoKCm52bWUgMjAwNzowMDowMC4wOiBVc2luZyA0Mi1iaXQgRE1BIGFkZHJl c3NlcwoKZm9yIHRoZSBOVk1lIHRoYXQgaXMgd29ya2luZy4gVGhlIHByb2JsZW0gaGVyZSBzZWVt cyB0byBiZSB0aGF0IHdlIHNldAppb21tdV9kbWFfZm9yY2VkYWMgPSB0cnVlIGluIHMzOTBfaW9t bXVfcHJvYmVfZmluYWxpemUoKSBiZWNhdXNlIHdlCmhhdmUgY3VycmVudGx5IGhhdmUgYSByZXNl cnZlZCByZWdpb24gb3ZlciB0aGUgZmlyc3QgNCBHaUIgYW55d2F5IHNvCndpbGwgYWx3YXlzIHVz ZSBJT1ZBcyBsYXJnZXIgdGhhbiB0aGF0LiBUaGF0IGhvd2V2ZXIgaXMgdG9vIGxhdGUgc2luY2UK aW9tbXVfZG1hX3NldF9wY2lfMzJiaXRfd29ya2Fyb3VuZCgpIGlzIGFscmVhZHkgY2hlY2tlZCBp bgpfX2lvbW11X3Byb2JlX2RldmljZSgpIHdoaWNoIGlzIGNhbGxlZCBqdXN0IGJlZm9yZSBvcHMt Cj5wcm9iZV9maW5hbGl6ZSgpLiBTbyBJIG1vdmVkIHNldHRpbmcgaW9tbXVfZG1hX2ZvcmNlZGFj ID0gdHJ1ZSB0bwp6cGNpX2luaXRfaW9tbXUoKSBhbmQgdGhhdCBnZXRzIHJpZCBvZiB0aGUgbm90 aWNlIGZvciB0aGUgTlZNZSBidXQgSQpzdGlsbCBnZXQgYSBmYWlsdXJlIG9mIGlvbW11X2RtYV9h bGxvY19pb3ZhKCkgaW4KX19pb21tdV9kbWFfYWxsb2Nfbm9uY29udGlndW91cygpLiBTbyBJJ2xs IGtlZXAgZGlnZ2luZy4KClRoYW5rcywKTmlrbGFzCgpfX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fXwpsaW51eC1hcm0ta2VybmVsIG1haWxpbmcgbGlzdApsaW51 eC1hcm0ta2VybmVsQGxpc3RzLmluZnJhZGVhZC5vcmcKaHR0cDovL2xpc3RzLmluZnJhZGVhZC5v cmcvbWFpbG1hbi9saXN0aW5mby9saW51eC1hcm0ta2VybmVsCg==