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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 966ECC433F5 for ; Tue, 19 Apr 2022 14:48:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1351272AbiDSOuv (ORCPT ); Tue, 19 Apr 2022 10:50:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41836 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1351305AbiDSOus (ORCPT ); Tue, 19 Apr 2022 10:50:48 -0400 Received: from smtp-out2.suse.de (smtp-out2.suse.de [195.135.220.29]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 55F232CE30 for ; Tue, 19 Apr 2022 07:48:05 -0700 (PDT) Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by smtp-out2.suse.de (Postfix) with ESMTPS id 021461F752; Tue, 19 Apr 2022 14:48:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=susede1; t=1650379684; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=2qHyop+1P6vNk74wS/Hu4HCEXxTm5BKFFllbFWg7vQs=; b=ldJbhLGrdUr4FGbted2k9hgkyX14dIjflBU0YZMpDDe0g+fQ7Vwl/GL4Qy7fz+Pc8TSRh/ ejm+RKhWb1BJwCy86Z6SxUl2bpStCl8zq0R4A2bGdgwBiWrbToiHC6w3TFICmT9QwTi9uO h8Ypz3bYxN3+k91Qd2wuJlZcIXJhdTU= Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id A9532132E7; Tue, 19 Apr 2022 14:48:03 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id nGoQKKPLXmKPKQAAMHmgww (envelope-from ); Tue, 19 Apr 2022 14:48:03 +0000 Message-ID: Date: Tue, 19 Apr 2022 16:48:03 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.8.0 Content-Language: en-US To: Oleksandr , Stefano Stabellini Cc: Christoph Hellwig , xen-devel@lists.xenproject.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Oleksandr Tyshchenko , Boris Ostrovsky , Julien Grall , "Michael S. Tsirkin" References: <1649963973-22879-1-git-send-email-olekstysh@gmail.com> <1649963973-22879-7-git-send-email-olekstysh@gmail.com> <6a04cc34-fbb3-44d8-c1a4-03bda5b3deb1@gmail.com> From: Juergen Gross Subject: Re: [RFC PATCH 6/6] arm/xen: Assign xen-virtio DMA ops for virtio devices in Xen guests In-Reply-To: <6a04cc34-fbb3-44d8-c1a4-03bda5b3deb1@gmail.com> Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="------------oIIxPuFY5WvnE0tBaUGfzFWJ" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --------------oIIxPuFY5WvnE0tBaUGfzFWJ Content-Type: multipart/mixed; boundary="------------tYbLJuhukeFgUoH3LwEWStTL"; protected-headers="v1" From: Juergen Gross To: Oleksandr , Stefano Stabellini Cc: Christoph Hellwig , xen-devel@lists.xenproject.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Oleksandr Tyshchenko , Boris Ostrovsky , Julien Grall , "Michael S. Tsirkin" Message-ID: Subject: Re: [RFC PATCH 6/6] arm/xen: Assign xen-virtio DMA ops for virtio devices in Xen guests References: <1649963973-22879-1-git-send-email-olekstysh@gmail.com> <1649963973-22879-7-git-send-email-olekstysh@gmail.com> <6a04cc34-fbb3-44d8-c1a4-03bda5b3deb1@gmail.com> In-Reply-To: <6a04cc34-fbb3-44d8-c1a4-03bda5b3deb1@gmail.com> --------------tYbLJuhukeFgUoH3LwEWStTL Content-Type: multipart/mixed; boundary="------------IytZh70LUF3jeF0x0ClKbXOS" --------------IytZh70LUF3jeF0x0ClKbXOS Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: base64 T24gMTkuMDQuMjIgMTQ6MTcsIE9sZWtzYW5kciB3cm90ZToNCj4gDQo+IEhlbGxvIFN0ZWZh bm8sIEp1ZXJnZW4NCj4gDQo+IA0KPiBPbiAxOC4wNC4yMiAyMjoxMSwgU3RlZmFubyBTdGFi ZWxsaW5pIHdyb3RlOg0KPj4gT24gTW9uLCAxOCBBcHIgMjAyMiwgT2xla3NhbmRyIHdyb3Rl Og0KPj4+IE9uIDE2LjA0LjIyIDA5OjA3LCBDaHJpc3RvcGggSGVsbHdpZyB3cm90ZToNCj4+ Pg0KPj4+IEhlbGxvIENocmlzdG9waA0KPj4+DQo+Pj4+IE9uIEZyaSwgQXByIDE1LCAyMDIy IGF0IDAzOjAyOjQ1UE0gLTA3MDAsIFN0ZWZhbm8gU3RhYmVsbGluaSB3cm90ZToNCj4+Pj4+ IFRoaXMgbWFrZXMgc2Vuc2Ugb3ZlcmFsbC4gQ29uc2lkZXJpbmcgdGhhdCB0aGUgc3dpb3Rs Yi14ZW4gY2FzZSBhbmQgdGhlDQo+Pj4+PiB2aXJ0aW8gY2FzZSBhcmUgbXV0dWFsbHkgZXhj bHVzaXZlLCBJIHdvdWxkIHdyaXRlIGl0IGxpa2UgdGhpczoNCj4+Pj4gQ3VyaW91cyBxdWVz dGlvbjrCoCBXaHkgY2FuJ3QgdGhlIHNhbWUgZ3JhbnQgc2NoZW1lIGFsc28gYmUgdXNlZCBm b3INCj4+Pj4gbm9uLXZpcnRpbyBkZXZpY2VzP8KgIEkgcmVhbGx5IGhhdGUgaGF2aW5nIHZp cnRpbyBob29rcyBpbiB0aGUgYXJjaA0KPj4+PiBkbWEgY29kZS7CoCBXaHkgY2FuJ3QgWGVu IGp1c3Qgc2F5IGluIERUL0FDUEkgdGhhdCBncmFudHMgY2FuIGJlIHVzZWQNCj4+Pj4gZm9y IGEgZ2l2ZW4gZGV2aWNlPw0KPj4gWy4uLl0NCj4+DQo+Pj4gVGhpcyBwYXRjaCBzZXJpZXMg dHJpZXMgdG8gbWFrZSB0aGluZ3Mgd29yayB3aXRoICJ2aXJ0aW8iIGRldmljZXMgaW4gWGVu DQo+Pj4gc3lzdGVtIHdpdGhvdXQgaW50cm9kdWNpbmcgYW55IG1vZGlmaWNhdGlvbnMgdG8g Y29kZSB1bmRlciBkcml2ZXJzL3ZpcnRpby4NCj4+DQo+PiBBY3R1YWxseSwgSSB0aGluayBD aHJpc3RvcGggaGFzIGEgcG9pbnQuDQo+Pg0KPj4gVGhlcmUgaXMgbm90aGluZyBpbmhlcmVu dGx5IHZpcnRpbyBzcGVjaWZpYyBpbiB0aGlzIHBhdGNoIHNlcmllcyBvciBpbg0KPj4gdGhl ICJ4ZW4sZGV2LWRvbWlkIiBkZXZpY2UgdHJlZSBiaW5kaW5nLg0KPiANCj4gDQo+IEFsdGhv dWdoIHRoZSBtYWluIGludGVudGlvbiBvZiB0aGlzIHNlcmllcyB3YXMgdG8gZW5hYmxlIHVz aW5nIHZpcnRpbyBkZXZpY2VzIGluIA0KPiBYZW4gZ3Vlc3RzLCBJIGFncmVlIHRoYXQgbm90 aGluZyBpbiBuZXcgRE1BIG9wcyBsYXllciAoeGVuLXZpcnRpby5jKSBpcyB2aXJ0aW8gDQo+ IHNwZWNpZmljIChhdCBsZWFzdCBhdCB0aGUgbW9tZW50KS4gUmVnYXJkaW5nIHRoZSB3aG9s ZSBwYXRjaCBzZXJpZXMgSSBhbSBub3QgDQo+IHF1aXRlIHN1cmUsIGFzIGl0IHVzZXMgYXJj aF9oYXNfcmVzdHJpY3RlZF92aXJ0aW9fbWVtb3J5X2FjY2VzcygpLiA+DQo+PiDCoCBBc3N1 bWluZyBhIGdpdmVuIGRldmljZSBpcw0KPj4gZW11bGF0ZWQgYnkgYSBYZW4gYmFja2VuZCwg aXQgY291bGQgYmUgdXNlZCB3aXRoIGdyYW50cyBhcyB3ZWxsLg0KPj4NCj4+IEZvciBpbnN0 YW5jZSwgd2UgY291bGQgcHJvdmlkZSBhbiBlbXVsYXRlZCBlMTAwMCBOSUMgd2l0aCBhDQo+ PiAieGVuLGRldi1kb21pZCIgcHJvcGVydHkgaW4gZGV2aWNlIHRyZWUuIExpbnV4IGNvdWxk IHVzZSBncmFudHMgd2l0aCBpdA0KPj4gYW5kIHRoZSBiYWNrZW5kIGNvdWxkIG1hcCB0aGUg Z3JhbnRzLiBJdCB3b3VsZCB3b3JrIHRoZSBzYW1lIHdheSBhcw0KPj4gdmlydGlvLW5ldC9i bG9jay9ldGMuIFBhc3N0aHJvdWdoIGRldmljZXMgd291bGRuJ3QgaGF2ZSB0aGUNCj4+ICJ4 ZW4sZGV2LWRvbWlkIiBwcm9wZXJ0eSwgc28gbm8gcHJvYmxlbXMuDQo+Pg0KPj4gU28gSSB0 aGluayB3ZSBjb3VsZCBlYXNpbHkgZ2VuZXJhbGl6ZSB0aGlzIHdvcmsgYW5kIGV4cGFuZCBp dCB0byBhbnkNCj4+IGRldmljZS4gV2UganVzdCBuZWVkIHRvIGhvb2sgb24gdGhlICJ4ZW4s ZGV2LWRvbWlkIiBkZXZpY2UgdHJlZQ0KPj4gcHJvcGVydHkuDQo+Pg0KPj4gSSB0aGluayBp dCBpcyBqdXN0IGEgbWF0dGVyIG9mOg0KPj4gLSByZW1vdmUgdGhlICJ2aXJ0aW8sbW1pbyIg Y2hlY2sgZnJvbSB4ZW5faXNfdmlydGlvX2RldmljZQ0KPj4gLSByZW5hbWUgeGVuX2lzX3Zp cnRpb19kZXZpY2UgdG8gc29tZXRoaW5nIG1vcmUgZ2VuZXJpYywgbGlrZQ0KPj4gwqDCoCB4 ZW5faXNfZ3JhbnRzX2RldmljZQ0KDQp4ZW5faXNfZ3JhbnRzX2RtYV9kZXZpY2UsIHBsZWFz ZS4gTm9ybWFsIFhlbiBQViBkZXZpY2VzIGFyZSBjb3ZlcmVkIGJ5DQpncmFudHMsIHRvbywg YW5kIEknZCBsaWtlIHRvIGF2b2lkIHRoZSBjb25mdXNpb24gYXJpc2luZyBmcm9tIHRoaXMu DQoNCj4+IC0gcmVuYW1lIHhlbl92aXJ0aW9fc2V0dXBfZG1hX29wcyB0byBzb21ldGhpbmcg bW9yZSBnZW5lcmljLCBsaWtlDQo+PiDCoMKgIHhlbl9ncmFudHNfc2V0dXBfZG1hX29wcw0K Pj4NCj4+IEFuZCB0aGF0J3MgcHJldHR5IG11Y2ggaXQuDQo+IA0KPiArIGxpa2VseSByZW5h bWluZyBldmVyeXRoaW5nIGluIHRoYXQgcGF0Y2ggc2VyaWVzIG5vdCB0byBtZW50aW9uIHZp cnRpbyAobW9zdGx5IA0KPiByZWxhdGVkIHRvIHhlbi12aXJ0aW8uYyBpbnRlcm5hbHMpLg0K PiANCj4gDQo+IFN0ZWZhbm8sIHRoYW5rIHlvdSBmb3IgY2xhcmlmeWluZyBDaHJpc3RvcGgn cyBwb2ludC4NCj4gDQo+IFdlbGwsIEkgYW0gbm90IGFnYWluc3QgZ29pbmcgdGhpcyBkaXJl Y3Rpb24uIENvdWxkIHdlIHBsZWFzZSBtYWtlIGEgZGVjaXNpb24gb24gDQo+IHRoaXM/IEBK dWVyZ2VuLCB3aGF0IGlzIHlvdXIgb3Bpbmlvbj8NCg0KWWVzLCB3aHkgbm90Lg0KDQpNYXli ZSByZW5hbWUgeGVuLXZpcnRpby5jIHRvIGdyYW50LWRtYS5jPw0KDQpJJ2Qga2VlcCB0aGUg WEVOX1ZJUlRJTyByZWxhdGVkIGNvbmZpZyBvcHRpb24sIGFzIHRoaXMgd2lsbCBiZSB0aGUg bm9ybWFsIHVzZQ0KY2FzZS4gZ3JhbnQtZG1hLmMgc2hvdWxkIGJlIGNvdmVyZWQgYnkgYSBu ZXcgaGlkZGVuIGNvbmZpZyBvcHRpb24gWEVOX0dSQU5UX0RNQQ0Kc2VsZWN0ZWQgYnkgWEVO X1ZJUlRJTy4NCg0KQ09ORklHX1hFTl9WSVJUSU8gc2hvdWxkIHN0aWxsIGd1YXJkIHhlbl9o YXNfcmVzdHJpY3RlZF92aXJ0aW9fbWVtb3J5X2FjY2VzcygpLg0KDQoNCkp1ZXJnZW4NCg== --------------IytZh70LUF3jeF0x0ClKbXOS Content-Type: application/pgp-keys; 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