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 57B54C74A5B for ; Thu, 16 Mar 2023 13:48:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230371AbjCPNs4 (ORCPT ); Thu, 16 Mar 2023 09:48:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51552 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230239AbjCPNss (ORCPT ); Thu, 16 Mar 2023 09:48:48 -0400 Received: from smtp-out1.suse.de (smtp-out1.suse.de [IPv6:2001:67c:2178:6::1c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 43FF921A16 for ; Thu, 16 Mar 2023 06:48:45 -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-out1.suse.de (Postfix) with ESMTPS id 925A721A2E; Thu, 16 Mar 2023 13:48:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=susede1; t=1678974523; 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=ZesJctOr5t0iJJAp9HYDBl70AgQHglftIazvKYhpsqo=; b=JuL7MFJtkU20yjK6sU8wQxJM0kCi2IexuyJVu/FX7GCWSYyzhRf9lsLRDhg85eAtDYHZJg rfpWESRHHODF5QQEHDe6/TMJ/eYYSIWieNZZftu8PLjyzNX15XyGCoV13OomWViCUp4EMr l6OyztM+l1y6l4MyLPKWi0gz4c6Syzw= 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 0A485133E0; Thu, 16 Mar 2023 13:48:43 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id NJOzADseE2T9UgAAMHmgww (envelope-from ); Thu, 16 Mar 2023 13:48:43 +0000 Message-ID: Date: Thu, 16 Mar 2023 14:48:42 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.8.0 Subject: Re: [RFC PATCH 1/5] x86/xen: disable swiotlb for xen pvh Content-Language: en-US To: Alex Deucher , Jan Beulich Cc: Stefano Stabellini , Honglei Huang , amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Stewart Hildebrand , Oleksandr Tyshchenko , Huang Rui , Chen Jiqian , Xenia Ragiadakou , Alex Deucher , xen-devel@lists.xenproject.org, Boris Ostrovsky , Julia Zhang , =?UTF-8?Q?Christian_K=c3=b6nig?= , =?UTF-8?Q?Roger_Pau_Monn=c3=a9?= References: <20230312120157.452859-1-ray.huang@amd.com> <20230312120157.452859-2-ray.huang@amd.com> <5e22a45d-6f12-da9b-94f6-3112a30e8574@suse.com> From: Juergen Gross In-Reply-To: Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="------------THkQSUoEFzHUj9ZPQACR3yGX" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --------------THkQSUoEFzHUj9ZPQACR3yGX Content-Type: multipart/mixed; boundary="------------hWJC2JClxN0ZunEMAIMDHxZa"; protected-headers="v1" From: Juergen Gross To: Alex Deucher , Jan Beulich Cc: Stefano Stabellini , Honglei Huang , amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Stewart Hildebrand , Oleksandr Tyshchenko , Huang Rui , Chen Jiqian , Xenia Ragiadakou , Alex Deucher , xen-devel@lists.xenproject.org, Boris Ostrovsky , Julia Zhang , =?UTF-8?Q?Christian_K=c3=b6nig?= , =?UTF-8?Q?Roger_Pau_Monn=c3=a9?= Message-ID: Subject: Re: [RFC PATCH 1/5] x86/xen: disable swiotlb for xen pvh References: <20230312120157.452859-1-ray.huang@amd.com> <20230312120157.452859-2-ray.huang@amd.com> <5e22a45d-6f12-da9b-94f6-3112a30e8574@suse.com> In-Reply-To: --------------hWJC2JClxN0ZunEMAIMDHxZa Content-Type: multipart/mixed; boundary="------------KMVO7dtr3In1qGOut4i6OgJL" --------------KMVO7dtr3In1qGOut4i6OgJL Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: base64 T24gMTYuMDMuMjMgMTQ6NDUsIEFsZXggRGV1Y2hlciB3cm90ZToNCj4gT24gVGh1LCBNYXIg MTYsIDIwMjMgYXQgMzo1MOKAr0FNIEphbiBCZXVsaWNoIDxqYmV1bGljaEBzdXNlLmNvbT4g d3JvdGU6DQo+Pg0KPj4gT24gMTYuMDMuMjAyMyAwMDoyNSwgU3RlZmFubyBTdGFiZWxsaW5p IHdyb3RlOg0KPj4+IE9uIFdlZCwgMTUgTWFyIDIwMjMsIEphbiBCZXVsaWNoIHdyb3RlOg0K Pj4+PiBPbiAxNS4wMy4yMDIzIDAxOjUyLCBTdGVmYW5vIFN0YWJlbGxpbmkgd3JvdGU6DQo+ Pj4+PiBPbiBNb24sIDEzIE1hciAyMDIzLCBKYW4gQmV1bGljaCB3cm90ZToNCj4+Pj4+PiBP biAxMi4wMy4yMDIzIDEzOjAxLCBIdWFuZyBSdWkgd3JvdGU6DQo+Pj4+Pj4+IFhlbiBQVkgg aXMgdGhlIHBhcmF2aXJ0dWFsaXplZCBtb2RlIGFuZCB0YWtlcyBhZHZhbnRhZ2Ugb2YgaGFy ZHdhcmUNCj4+Pj4+Pj4gdmlydHVhbGl6YXRpb24gc3VwcG9ydCB3aGVuIHBvc3NpYmxlLiBJ dCB3aWxsIHVzaW5nIHRoZSBoYXJkd2FyZSBJT01NVQ0KPj4+Pj4+PiBzdXBwb3J0IGluc3Rl YWQgb2YgeGVuLXN3aW90bGIsIHNvIGRpc2FibGUgc3dpb3RsYiBpZiBjdXJyZW50IGRvbWFp biBpcw0KPj4+Pj4+PiBYZW4gUFZILg0KPj4+Pj4+DQo+Pj4+Pj4gQnV0IHRoZSBrZXJuZWwg aGFzIG5vIHdheSAoeWV0KSB0byBkcml2ZSB0aGUgSU9NTVUsIHNvIGhvdyBjYW4gaXQgZ2V0 DQo+Pj4+Pj4gYXdheSB3aXRob3V0IHJlc29ydGluZyB0byBzd2lvdGxiIGluIGNlcnRhaW4g Y2FzZXMgKGxpa2UgSS9PIHRvIGFuDQo+Pj4+Pj4gYWRkcmVzcy1yZXN0cmljdGVkIGRldmlj ZSk/DQo+Pj4+Pg0KPj4+Pj4gSSB0aGluayBSYXkgbWVhbnQgdGhhdCwgdGhhbmtzIHRvIHRo ZSBJT01NVSBzZXR1cCBieSBYZW4sIHRoZXJlIGlzIG5vDQo+Pj4+PiBuZWVkIGZvciBzd2lv dGxiLXhlbiBpbiBEb20wLiBBZGRyZXNzIHRyYW5zbGF0aW9ucyBhcmUgZG9uZSBieSB0aGUg SU9NTVUNCj4+Pj4+IHNvIHdlIGNhbiB1c2UgZ3Vlc3QgcGh5c2ljYWwgYWRkcmVzc2VzIGlu c3RlYWQgb2YgbWFjaGluZSBhZGRyZXNzZXMgZm9yDQo+Pj4+PiBETUEuIFRoaXMgaXMgYSBz aW1pbGFyIGNhc2UgdG8gRG9tMCBvbiBBUk0gd2hlbiB0aGUgSU9NTVUgaXMgYXZhaWxhYmxl DQo+Pj4+PiAoc2VlIGluY2x1ZGUveGVuL2FybS9zd2lvdGxiLXhlbi5oOnhlbl9zd2lvdGxi X2RldGVjdCwgdGhlIGNvcnJlc3BvbmRpbmcNCj4+Pj4+IGNhc2UgaXMgWEVORkVBVF9ub3Rf ZGlyZWN0X21hcHBlZCkuDQo+Pj4+DQo+Pj4+IEJ1dCBob3cgZG9lcyBYZW4gdXNpbmcgYW4g SU9NTVUgaGVscCB3aXRoLCBhcyBzYWlkLCBhZGRyZXNzLXJlc3RyaWN0ZWQNCj4+Pj4gZGV2 aWNlcz8gVGhleSBtYXkgc3RpbGwgbmVlZCBlLmcuIGEgMzItYml0IGFkZHJlc3MgdG8gYmUg cHJvZ3JhbW1lZCBpbiwNCj4+Pj4gYW5kIGlmIHRoZSBrZXJuZWwgaGFzIG1lbW9yeSBiZXlv bmQgdGhlIDRHIGJvdW5kYXJ5IG5vdCBhbGwgSS9PIGJ1ZmZlcnMNCj4+Pj4gbWF5IGZ1bGZp bGwgdGhpcyByZXF1aXJlbWVudC4NCj4+Pg0KPj4+IEluIHNob3J0LCBpdCBpcyBnb2luZyB0 byB3b3JrIGFzIGxvbmcgYXMgTGludXggaGFzIGd1ZXN0IHBoeXNpY2FsDQo+Pj4gYWRkcmVz c2VzIChub3QgbWFjaGluZSBhZGRyZXNzZXMsIHRob3NlIGNvdWxkIGJlIGFueXRoaW5nKSBs b3dlciB0aGFuDQo+Pj4gNEdCLg0KPj4+DQo+Pj4gSWYgdGhlIGFkZHJlc3MtcmVzdHJpY3Rl ZCBkZXZpY2UgZG9lcyBETUEgdmlhIGFuIElPTU1VLCB0aGVuIHRoZSBkZXZpY2UNCj4+PiBn ZXRzIHByb2dyYW1tZWQgYnkgTGludXggdXNpbmcgaXRzIGd1ZXN0IHBoeXNpY2FsIGFkZHJl c3NlcyAobm90IG1hY2hpbmUNCj4+PiBhZGRyZXNzZXMpLg0KPj4+DQo+Pj4gVGhlIDMyLWJp dCByZXN0cmljdGlvbiB3b3VsZCBiZSBhcHBsaWVkIGJ5IExpbnV4IHRvIGl0cyBjaG9pY2Ug b2YgZ3Vlc3QNCj4+PiBwaHlzaWNhbCBhZGRyZXNzIHRvIHVzZSB0byBwcm9ncmFtIHRoZSBk ZXZpY2UsIHRoZSBzYW1lIHdheSBpdCBkb2VzIG9uDQo+Pj4gbmF0aXZlLiBUaGUgZGV2aWNl IHdvdWxkIGJlIGZpbmUgYXMgaXQgYWx3YXlzIHVzZXMgTGludXgtcHJvdmlkZWQgPDRHQg0K Pj4+IGFkZHJlc3Nlcy4gQWZ0ZXIgdGhlIElPTU1VIHRyYW5zbGF0aW9uIChwYWdldGFibGUg c2V0dXAgYnkgWGVuKSwgd2UNCj4+PiBjb3VsZCBnZXQgYW55IGFkZHJlc3MsIGluY2x1ZGlu ZyA+NEdCIGFkZHJlc3NlcywgYW5kIHRoYXQgaXMgZXhwZWN0ZWQgdG8NCj4+PiB3b3JrLg0K Pj4NCj4+IEkgdW5kZXJzdGFuZCB0aGF0J3MgdGhlICJub3JtYWwiIHdheSBvZiB3b3JraW5n LiBCdXQgd2hhdGV2ZXIgdGhlIHN3aW90bGINCj4+IGlzIHVzZWQgZm9yIGluIGJhcmVtZXRh bCBMaW51eCwgdGhhdCB3b3VsZCBzaW1pbGFybHkgcmVxdWlyZSBpdHMgdXNlIGluDQo+PiBQ VkggKG9yIEhWTSkgYWl1aS4gU28gdW5jb25kaXRpb25hbGx5IGRpc2FibGluZyBpdCBpbiBQ Vkggd291bGQgbG9vayB0bw0KPj4gbWUgbGlrZSBhbiBpbmNvbXBsZXRlIGF0dGVtcHQgdG8g ZGlzYWJsZSBpdHMgdXNlIGFsdG9nZXRoZXIgb24geDg2LiBXaGF0DQo+PiBkaWZmZXJlbmNl IG9mIFBWSCB2cyBiYXJlbWV0YWwgYW0gSSBtaXNzaW5nIGhlcmU/DQo+IA0KPiBzd2lvdGxi IGlzIG5vdCB1c2FibGUgZm9yIEdQVXMgZXZlbiBvbiBiYXJlIG1ldGFsLiAgVGhleSBvZnRl biBoYXZlDQo+IGh1bmRyZWRzIG9yIG1lZ3Mgb3IgZXZlbiBnaWdzIG9mIG1lbW9yeSBtYXBw ZWQgb24gdGhlIGRldmljZSBhdCBhbnkNCj4gZ2l2ZW4gdGltZS4gIEFsc28sIEFNRCBHUFVz IHN1cHBvcnQgNDQtNDggYml0IERNQSBtYXNrcyAoZGVwZW5kaW5nIG9uDQo+IHRoZSBjaGlw IGZhbWlseSkuDQoNCkJ1dCB0aGUgc3dpb3RsYiBpc24ndCBwZXIgZGV2aWNlLCBidXQgc3lz dGVtIGdsb2JhbC4NCg0KDQpKdWVyZ2VuDQoNCg== --------------KMVO7dtr3In1qGOut4i6OgJL Content-Type: application/pgp-keys; name="OpenPGP_0xB0DE9DD628BF132F.asc" Content-Disposition: attachment; filename="OpenPGP_0xB0DE9DD628BF132F.asc" Content-Description: OpenPGP public key Content-Transfer-Encoding: quoted-printable -----BEGIN PGP PUBLIC KEY BLOCK----- xsBNBFOMcBYBCACgGjqjoGvbEouQZw/ToiBg9W98AlM2QHV+iNHsEs7kxWhKMjri oyspZKOBycWxw3ie3j9uvg9EOB3aN4xiTv4qbnGiTr3oJhkB1gsb6ToJQZ8uxGq2 kaV2KL9650I1SJvedYm8Of8Zd621lSmoKOwlNClALZNew72NjJLEzTalU1OdT7/i 1TXkH09XSSI8mEQ/ouNcMvIJNwQpd369y9bfIhWUiVXEK7MlRgUG6MvIj6Y3Am/B BLUVbDa4+gmzDC9ezlZkTZG2t14zWPvxXP3FAp2pkW0xqG7/377qptDmrk42GlSK N4z76ELnLxussxc7I2hx18NUcbP8+uty4bMxABEBAAHNHEp1ZXJnZW4gR3Jvc3Mg PGpnQHBmdXBmLm5ldD7CwHkEEwECACMFAlOMcBYCGwMHCwkIBwMCAQYVCAIJCgsE FgIDAQIeAQIXgAAKCRCw3p3WKL8TL0KdB/93FcIZ3GCNwFU0u3EjNbNjmXBKDY4F UGNQH2lvWAUy+dnyThpwdtF/jQ6j9RwE8VP0+NXcYpGJDWlNb9/JmYqLiX2Q3Tye vpB0CA3dbBQp0OW0fgCetToGIQrg0MbD1C/sEOv8Mr4NAfbauXjZlvTj30H2jO0u +6WGM6nHwbh2l5O8ZiHkH32iaSTfN7Eu5RnNVUJbvoPHZ8SlM4KWm8rG+lIkGurq qu5gu8q8ZMKdsdGC4bBxdQKDKHEFExLJK/nRPFmAuGlId1E3fe10v5QL+qHI3EIP tyfE7i9Hz6rVwi7lWKgh7pe0ZvatAudZ+JNIlBKptb64FaiIOAWDCx1SzR9KdWVy Z2VuIEdyb3NzIDxqZ3Jvc3NAc3VzZS5jb20+wsB5BBMBAgAjBQJTjHCvAhsDBwsJ CAcDAgEGFQgCCQoLBBYCAwECHgECF4AACgkQsN6d1ii/Ey/HmQf/RtI7kv5A2PS4 RF7HoZhPVPogNVbC4YA6lW7DrWf0teC0RR3MzXfy6pJ+7KLgkqMlrAbN/8Dvjoz7 8X+5vhH/rDLa9BuZQlhFmvcGtCF8eR0T1v0nC/nuAFVGy+67q2DH8As3KPu0344T BDpAvr2uYM4tSqxK4DURx5INz4ZZ0WNFHcqsfvlGJALDeE0LhITTd9jLzdDad1pQ SToCnLl6SBJZjDOX9QQcyUigZFtCXFst4dlsvddrxyqT1f17+2cFSdu7+ynLmXBK 7abQ3rwJY8SbRO2iRulogc5vr/RLMMlscDAiDkaFQWLoqHHOdfO9rURssHNN8WkM nQfvUewRz80hSnVlcmdlbiBHcm9zcyA8amdyb3NzQG5vdmVsbC5jb20+wsB5BBMB AgAjBQJTjHDXAhsDBwsJCAcDAgEGFQgCCQoLBBYCAwECHgECF4AACgkQsN6d1ii/ Ey8PUQf/ehmgCI9jB9hlgexLvgOtf7PJnFOXgMLdBQgBlVPO3/D9R8LtF9DBAFPN hlrsfIG/SqICoRCqUcJ96Pn3P7UUinFG/I0ECGF4EvTE1jnDkfJZr6jrbjgyoZHi w/4BNwSTL9rWASyLgqlA8u1mf+c2yUwcGhgkRAd1gOwungxcwzwqgljf0N51N5Jf VRHRtyfwq/ge+YEkDGcTU6Y0sPOuj4Dyfm8fJzdfHNQsWq3PnczLVELStJNdapwP OoE+lotufe3AM2vAEYJ9rTz3Cki4JFUsgLkHFqGZarrPGi1eyQcXeluldO3m91NK /1xMI3/+8jbO0tsn1tqSEUGIJi7ox80eSnVlcmdlbiBHcm9zcyA8amdyb3NzQHN1 c2UuZGU+wsB5BBMBAgAjBQJTjHDrAhsDBwsJCAcDAgEGFQgCCQoLBBYCAwECHgEC F4AACgkQsN6d1ii/Ey+LhQf9GL45eU5vOowA2u5N3g3OZUEBmDHVVbqMtzwlmNC4 k9Kx39r5s2vcFl4tXqW7g9/ViXYuiDXb0RfUpZiIUW89siKrkzmQ5dM7wRqzgJpJ wK8Bn2MIxAKArekWpiCKvBOB/Cc+3EXE78XdlxLyOi/NrmSGRIov0karw2RzMNOu 5D+jLRZQd1Sv27AR+IP3I8U4aqnhLpwhK7MEy9oCILlgZ1QZe49kpcumcZKORmzB TNh30FVKK1EvmV2xAKDoaEOgQB4iFQLhJCdP1I5aSgM5IVFdn7v5YgEYuJYx37Io N1EblHI//x/e2AaIHpzK5h88NEawQsaNRpNSrcfbFmAg987ATQRTjHAWAQgAyzH6 AOODMBjgfWE9VeCgsrwH3exNAU32gLq2xvjpWnHIs98ndPUDpnoxWQugJ6MpMncr 0xSwFmHEgnSEjK/PAjppgmyc57BwKII3sV4on+gDVFJR6Y8ZRwgnBC5mVM6JjQ5x Dk8WRXljExRfUX9pNhdE5eBOZJrDRoLUmmjDtKzWaDhIg/+1Hzz93X4fCQkNVbVF LELU9bMaLPBG/x5q4iYZ2k2ex6d47YE1ZFdMm6YBYMOljGkZKwYde5ldM9mo45mm we0icXKLkpEdIXKTZeKDO+Hdv1aqFuAcccTg9RXDQjmwhC3yEmrmcfl0+rPghO0I v3OOImwTEe4co3c1mwARAQABwsBfBBgBAgAJBQJTjHAWAhsMAAoJELDendYovxMv Q/gH/1ha96vm4P/L+bQpJwrZ/dneZcmEwTbe8YFsw2V/Buv6Z4Mysln3nQK5ZadD 534CF7TDVft7fC4tU4PONxF5D+/tvgkPfDAfF77zy2AH1vJzQ1fOU8lYFpZXTXIH b+559UqvIB8AdgR3SAJGHHt4RKA0F7f5ipYBBrC6cyXJyyoprT10EMvU8VGiwXvT yJz3fjoYsdFzpWPlJEBRMedCot60g5dmbdrZ5DWClAr0yau47zpWj3enf1tLWaqc suylWsviuGjKGw7KHQd3bxALOknAp4dN3QwBYCKuZ7AddY9yjynVaD5X7nF9nO5B jR/i1DG86lem3iBDXzXsZDn8R38=3D =3D2wuH -----END PGP PUBLIC KEY BLOCK----- --------------KMVO7dtr3In1qGOut4i6OgJL-- --------------hWJC2JClxN0ZunEMAIMDHxZa-- --------------THkQSUoEFzHUj9ZPQACR3yGX Content-Type: application/pgp-signature; name="OpenPGP_signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="OpenPGP_signature" -----BEGIN PGP SIGNATURE----- wsB5BAABCAAjFiEEhRJncuj2BJSl0Jf3sN6d1ii/Ey8FAmQTHjoFAwAAAAAACgkQsN6d1ii/Ey+l qAgAiU7MGNIJDQZ1NCH25BrbopgMIQIqOK1AK0KO+KCtwdpLbt0sPVmuH4lORRO5jdRgs7UrW+pb 7LlEOT0A9cgPYG8ILr66RxG4hAlFrLDdOpZkpsGF2EHhbWsRGqtcM5sBhSv8zUFskh4s1tXVzP8G ZYFKKriI5RDM8iDy+YrmxEIS4Oud92CHE3NaU5k0lp+eVCGlljMrtxY7pxumzjY6cWjY7XAD32Uy FYk1TFzY98/cvpwh2fF3cC3zbMUEKgQNoQFIdimzyB6OoMxK/6dbp5dXRrN3VZMMNxVeTEfjHoHx QVAvSE+C8mPibCD51JSQkXz/EPJ7OwItm+9jwvHNkQ== =5tHs -----END PGP SIGNATURE----- --------------THkQSUoEFzHUj9ZPQACR3yGX--