Received: by 2002:a6b:fb09:0:0:0:0:0 with SMTP id h9csp5634255iog; Thu, 23 Jun 2022 02:08:46 -0700 (PDT) X-Google-Smtp-Source: AGRyM1u6//aznBs6Zfb8R+FqkMfkNLXmg8vmPKwKMX7SFAmtVvuNn3NSGM3WrJu0HzQaaW6Kzwi6 X-Received: by 2002:a17:906:dc93:b0:723:1e41:6d45 with SMTP id cs19-20020a170906dc9300b007231e416d45mr3540047ejc.23.1655975325682; Thu, 23 Jun 2022 02:08:45 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1655975325; cv=none; d=google.com; s=arc-20160816; b=bbpcLzIvnyU7YvkLrsLxzMINVWiuQSmCm2X3mV31omEJcgB4bXN5jKl7FrvzBOAV/s TLF11EHzTFV9vR8Ymn87UJN/6Q1Q2SQo+0RzzdvqViWy5z2QmVojVymyvKvuk4qpVTkV VcwnlIifhe0KNy16a+3COcESLwACJCU6XZEcEJA/0LEUJN9Mi+k9BB8ieOTgoGAQok/S LYOgC0BkaLQL9HAvq5S8kILrAk+Y5P6nO70O4LjCnRFxi/WLNkayqFMpOPa2NUkzEwqC WP0If7+k9LVrnuCeTD3VTBH9hCJ7RRgdx3ydCKUUF2lKZgn4cfWyNQaVa7SZ0HDU8Gbi YnUw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :dkim-signature; bh=bAKw0xzUEKMoT1Yy+1wdM0M3tDw+GQYafQLrIJQL42w=; b=l6kPqlockW9XPzcgSpz+lsjVUt3f6Mo3WV25Krm3jYzf9EuOMg/v2ai5N5clvsuBOt u5xxDvviN6SYpG+yRE+0EeIBGV3Zu/A34YT/qRxN8jY7xqOyVTEMxNNo/MscfFkkwVwA n3TDruvLk4FU20utWS7rtyCtabnEoxLz/DG0AGPJxNyYxJyRBwGXCoYy2nuwXofyddIV G3UzBGqsODuM+GBLODFkdEpFGTvnbbeC1h6fiGBZQ1Lkw1NLEABYRNBfIxyoL/VQErfl 5jIp0T1radCUQlD9d6fTCwKaBCcD+Jv2nFFFUR0A8nfL9uWD2mNrU2WGvNldppS97NCX W5tQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@suse.com header.s=susede1 header.b=tTNhpU9e; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=suse.com Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id hw8-20020a170907a0c800b00718ccb0a135si1904453ejc.507.2022.06.23.02.08.19; Thu, 23 Jun 2022 02:08:45 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@suse.com header.s=susede1 header.b=tTNhpU9e; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=suse.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230052AbiFWJDO (ORCPT + 99 others); Thu, 23 Jun 2022 05:03:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43236 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229595AbiFWJDN (ORCPT ); Thu, 23 Jun 2022 05:03:13 -0400 Received: from smtp-out2.suse.de (smtp-out2.suse.de [195.135.220.29]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CFB3219FAF for ; Thu, 23 Jun 2022 02:03:12 -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 8611E1FD69; Thu, 23 Jun 2022 09:03:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=susede1; t=1655974991; 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=bAKw0xzUEKMoT1Yy+1wdM0M3tDw+GQYafQLrIJQL42w=; b=tTNhpU9e6FGUnJ/VrF1WQ8rm0cfR/TwSCKUyU0AG6mAvQUI3kEZJR7TkdTC58AdXSuQbWv EKqfrhJUMtbdZUKFHz6jtHbioVfhEOGvkDyNEnLOs6+S53cKuE9SZegThgQiSGOFUunDRJ fwChRPACmGdDpT88un9aQVDYpls/MIA= 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 3619A13461; Thu, 23 Jun 2022 09:03:11 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id o4YOC08stGJEGQAAMHmgww (envelope-from ); Thu, 23 Jun 2022 09:03:11 +0000 Message-ID: <41a4a440-36fc-513a-232f-18b781b41926@suse.com> Date: Thu, 23 Jun 2022 11:03:10 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.9.0 Subject: Re: [PATCH 2/2] x86: fix setup of brk area Content-Language: en-US To: Jan Beulich Cc: Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , "H. Peter Anvin" , xen-devel@lists.xenproject.org, x86@kernel.org, linux-kernel@vger.kernel.org References: <20220622161048.4483-1-jgross@suse.com> <20220622161048.4483-3-jgross@suse.com> <594866df-ef56-055f-c13c-64fac5797164@suse.com> From: Juergen Gross In-Reply-To: Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="------------0Kgae878YS1jYcAQMbnGeBB5" X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,NICE_REPLY_A,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --------------0Kgae878YS1jYcAQMbnGeBB5 Content-Type: multipart/mixed; boundary="------------kd5r3yTajMvuOOQvM9ZBotxm"; protected-headers="v1" From: Juergen Gross To: Jan Beulich Cc: Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , "H. Peter Anvin" , xen-devel@lists.xenproject.org, x86@kernel.org, linux-kernel@vger.kernel.org Message-ID: <41a4a440-36fc-513a-232f-18b781b41926@suse.com> Subject: Re: [PATCH 2/2] x86: fix setup of brk area References: <20220622161048.4483-1-jgross@suse.com> <20220622161048.4483-3-jgross@suse.com> <594866df-ef56-055f-c13c-64fac5797164@suse.com> In-Reply-To: --------------kd5r3yTajMvuOOQvM9ZBotxm Content-Type: multipart/mixed; boundary="------------zvMaJq6FxuLUBrOMsqi6oh8u" --------------zvMaJq6FxuLUBrOMsqi6oh8u Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: base64 T24gMjMuMDYuMjIgMTA6NTAsIEphbiBCZXVsaWNoIHdyb3RlOg0KPiBPbiAyMy4wNi4yMDIy IDEwOjE0LCBKdWVyZ2VuIEdyb3NzIHdyb3RlOg0KPj4gT24gMjMuMDYuMjIgMTA6MDksIEph biBCZXVsaWNoIHdyb3RlOg0KPj4+IE9uIDIyLjA2LjIwMjIgMTg6MTAsIEp1ZXJnZW4gR3Jv c3Mgd3JvdGU6DQo+Pj4+IENvbW1pdCBlMzI2ODNjNmY3ZDIgKCJ4ODYvbW06IEZpeCBSRVNF UlZFX0JSSygpIGZvciBvbGRlciBiaW51dGlscyIpDQo+Pj4+IHB1dCB0aGUgYnJrIGFyZWEg aW50byB0aGUgLmJzcyBzZWdtZW50LCBjYXVzaW5nIGl0IG5vdCB0byBiZSBjbGVhcmVkDQo+ Pj4+IGluaXRpYWxseS4NCj4+Pg0KPj4+IFRoaXMgcmVhZHMgY29udHJhZGljdGl2ZWx5OiBJ ZiB0aGUgYXJlYSB3YXMgcHV0IGluIC5ic3MsIGl0IHdvdWxkIGJlDQo+Pj4gY2xlYXJlZC4g VGhpbmcgaXMgaXQgaXMgcHV0IGluIC5ic3MuLmJyayBpbiB0aGUgb2JqZWN0IGZpbGVzLCB3 aGlsZQ0KPj4+IHRoZSBsaW5rZXIgc2NyaXB0IHB1dHMgaXQgaW4gLmJyayAoaS5lLiBvdXRz aWRlIG9mIC5ic3MpLg0KPj4NCj4+IEhtbSwgeWVzLCB0aGlzIHNob3VsZCBiZSByZXdvcmRl ZC4NCj4+DQo+Pj4NCj4+Pj4gQXMgdGhlIGJyayBhcmVhIGlzIHVzZWQgdG8gYWxsb2NhdGUg ZWFybHkgcGFnZSB0YWJsZXMsIHRoZXNlDQo+Pj4+IG1pZ2h0IGNvbnRhaW4gZ2FyYmFnZSBp biBub3QgZXhwbGljaXRseSB3cml0dGVuIGVudHJpZXMuDQo+Pj4NCj4+PiBJJ20gc3VycHJp c2VkIHRoaXMgbGFjayBvZiB6ZXJvLWluaXRpYWxpemF0aW9uIGRpZG4ndCBjYXVzZSBhbnkg aXNzdWUNCj4+PiBvdXRzaWRlIG9mIFBWIFhlbi4gVW5sZXNzIG9mIGNvdXJzZSB0aGVyZSBu ZXZlciB3YXMgdGhlIGludGVudGlvbiBmb3INCj4+PiB1c2VycyBvZiB0aGUgZmFjaWxpdHkg dG8gYXNzdW1lIGJsYW5rIHBhZ2VzIGNvbWluZyBmcm9tIHRoZXJlLCBpbg0KPj4+IHdoaWNo IGNhc2UgWGVuJ3MgdXNlIGZvciBlYXJseSBwYWdlIHRhYmxlcyB3b3VsZCBoYXZlIGJlZW4g d3JvbmcgKGluDQo+Pj4gbm90IGV4cGxpY2l0bHkgemVyb2luZyB0aGUgc3BhY2UgZmlyc3Qp Lg0KPj4NCj4+IEZ1biBmYWN0OiBJdHMgbm90IFhlbidzIHVzZSBmb3IgZWFybHkgcGFnZSB0 YWJsZXMsIGJ1dCB0aGUga2VybmVsJ3MNCj4+IGluaXQgY29kZS4gSXQgaXMgdXNlZCBmb3Ig YmFyZSBtZXRhbCwgdG9vLg0KPj4NCj4+IFRoZSB1c2UgY2FzZSBmb3IgaW5pdGlhbCBwYWdl IHRhYmxlcyBpcyB0aGUgcHJvYmxlbWF0aWMgb25lLiBPbmx5IHRoZQ0KPj4gbmVlZGVkIHBh Z2UgdGFibGUgZW50cmllcyBhcmUgd3JpdHRlbiBieSB0aGUga2VybmVsLCBzbyB0aGUgb3Ro ZXIgb25lcw0KPj4ga2VlcCB0aGVpciBpbml0aWFsIGdhcmJhZ2UgdmFsdWVzLiBBcyBub3Jt YWxseSBubyB1bmluaXRpYWxpemVkIGVudHJpZXMNCj4+IGFyZSBldmVyIHJlZmVyZW5jZWQs IHRoaXMgd2lsbCBoYXZlIG5vIHJlYWwgaW1wYWN0Lg0KPiANCj4gQXJlIHlvdSBzdXJlIHRo ZXJlIGNvdWxkbid0IHN1cmZhY2UgdXNlci1tb2RlIGFjY2Vzc2libGUgcGFnZSB0YWJsZQ0K PiBlbnRyaWVzIHBvaW50aW5nIGF0IHJhbmRvbSBwYWdlcz8NCg0KTm8sIEknbSBub3Qgc3Vy ZSB0aGlzIGNhbid0IGhhcHBlbi4NCg0KDQpKdWVyZ2VuDQoNCg== --------------zvMaJq6FxuLUBrOMsqi6oh8u 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----- --------------zvMaJq6FxuLUBrOMsqi6oh8u-- --------------kd5r3yTajMvuOOQvM9ZBotxm-- --------------0Kgae878YS1jYcAQMbnGeBB5 Content-Type: application/pgp-signature; name="OpenPGP_signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="OpenPGP_signature" -----BEGIN PGP SIGNATURE----- wsB5BAABCAAjFiEEhRJncuj2BJSl0Jf3sN6d1ii/Ey8FAmK0LE4FAwAAAAAACgkQsN6d1ii/Ey/j Qgf+NW0ofa9R6lUtDLFDh4bkvNB842OI9FDH6ntwEmPPNkpeRZDlm+6ERG/pH31mtmz8UQr6MLh8 335F4v4eKtYG7+fvUuzKkMjfvT5HOskrYMwCavpMEDsJ6Ds9bjtaMHSaxoKzA0LRkvqilEpLBXBq L0q0c37Pxe8+E4nXfRB5uV9/ArA48150fMLIRx0Poc411tlAypyN6kqyeofoUDu4As4dYu/SsRne SCMUkzrgtIw4ybsINZxHN6YrdsKo3yUaKyMtcEE2ThqpDGkU4oIKpgyhsvNvmDVkzZQ5vojWaEMJ rzsUOngMtdtpLolRKVSBaQz75wmNdglAChV/cRgHmQ== =+bXg -----END PGP SIGNATURE----- --------------0Kgae878YS1jYcAQMbnGeBB5--