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=-0.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 9B1EFC48BD3 for ; Wed, 26 Jun 2019 20:07:54 +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 74C1D216C8 for ; Wed, 26 Jun 2019 20:07:54 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 74C1D216C8 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1hgECZ-0005iN-Pf; Wed, 26 Jun 2019 20:07:31 +0000 Received: from all-amaz-eas1.inumbo.com ([34.197.232.57] helo=us1-amaz-eas2.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1hgECY-0005iI-H7 for xen-devel@lists.xenproject.org; Wed, 26 Jun 2019 20:07:30 +0000 X-Inumbo-ID: 0582533a-984e-11e9-9e4f-9febe22790a5 Received: from foss.arm.com (unknown [217.140.110.172]) by us1-amaz-eas2.inumbo.com (Halon) with ESMTP id 0582533a-984e-11e9-9e4f-9febe22790a5; Wed, 26 Jun 2019 20:07:27 +0000 (UTC) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 8D3FD360; Wed, 26 Jun 2019 13:07:27 -0700 (PDT) Received: from [10.37.12.58] (unknown [10.37.12.58]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id AB3233F718; Wed, 26 Jun 2019 13:07:26 -0700 (PDT) To: Stefano Stabellini References: <20190610193215.23704-1-julien.grall@arm.com> <20190610193215.23704-18-julien.grall@arm.com> From: Julien Grall Message-ID: <7c8f54c5-29e1-8296-4dd5-401ef1406e2a@arm.com> Date: Wed, 26 Jun 2019 21:07:25 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.0 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US Subject: Re: [Xen-devel] [PATCH 17/17] xen/arm64: Zero BSS after the MMU and D-cache is turned on X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: xen-devel@lists.xenproject.org, Oleksandr_Tyshchenko@epam.com, andrii_anisov@epam.com, andre.przywara@arm.com Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" SGkgU3RlZmFubywKCk9uIDYvMjYvMTkgODoyOSBQTSwgU3RlZmFubyBTdGFiZWxsaW5pIHdyb3Rl Ogo+IE9uIE1vbiwgMTAgSnVuIDIwMTksIEp1bGllbiBHcmFsbCB3cm90ZToKPj4gQXQgdGhlIG1v bWVudCBCU1MgaXMgemVyb2VkIGJlZm9yZSB0aGUgTU1VIGFuZCBELUNhY2hlIGlzIHR1cm5lZCBv bi4KPj4gSW4gb3RoZXIgd29yZHMsIHRoZSBjYWNoZSB3aWxsIGJlIGJ5cGFzc2VkIHdoZW4gemVy b2luZyB0aGUgQlNTIHNlY3Rpb24uCj4+Cj4+IFBlciB0aGUgSW1hZ2UgcHJvdG9jb2wgWzFdLCB0 aGUgc3RhdGUgb2YgdGhlIGNhY2hlIGZvciBCU1MgcmVnaW9uIGlzIG5vdAo+PiBrbm93biBiZWNh dXNlIGl0IGlzIG5vdCBwYXJ0IG9mIHRoZSAibG9hZGVkIGtlcm5lbCBpbWFnZSIuCj4+Cj4+IFRo aXMgbWVhbnMgdGhhdCB0aGUgY2FjaGUgd2lsbCBuZWVkIHRvIGJlIGludmFsaWRhdGVkIHR3aWNl IGZvciB0aGUgQlNTCj4+IHJlZ2lvbjoKPj4gICAgICAxKSBCZWZvcmUgemVyb2luZyB0byByZW1v dmUgYW55IGRpcnR5IGNhY2hlIGxpbmUuIE90aGVyd2lzZSB0aGV5IG1heQo+PiAgICAgIGdldCBl dmljdGVkIHdoaWxlIHplcm9pbmcgYW5kIHRoZXJlZm9yZSBvdmVycmlkaW5nIHRoZSB2YWx1ZS4K Pj4gICAgICAyKSBBZnRlciB6ZXJvaW5nIHRvIHJlbW92ZSBhbnkgY2FjaGUgbGluZSB0aGF0IG1h eSBoYXZlIGJlZW4KPj4gICAgICBzcGVjdWxhdGVkLiBPdGhlcndpc2Ugd2hlbiB0dXJuaW5nIG9u IE1NVSBhbmQgRC1DYWNoZSwgdGhlIENQVSBtYXkKPj4gICAgICBzZWUgb2xkIHZhbHVlcy4KPj4K Pj4gSG93ZXZlciwgdGhlIG9ubHkgcmVhc29uIHRvIGhhdmUgdGhlIEJTUyB6ZXJvZWQgZWFybHkg aXMgYmVjYXVzZSB0aGUKPj4gYm9vdCBwYWdlIHRhYmxlcyBhcmUgcGFydCBvZiBCU1MuIFRvIGF2 b2lkIHRoZSB0d28gY2FjaGUgaW52YWxpZGF0aW9ucywKPj4gaXQgaXMgcG9zc2libGUgdG8gbW92 ZSB0aGUgcGFnZSB0YWJsZXMgaW4gdGhlIHNlY3Rpb24gLmRhdGEucGFnZV9hbGlnbmVkLgo+IAo+ IEkgYW0gbm90IGZvbGxvd2luZyB0aGUgbGFzdCBwYXJ0LiBIb3cgaXMgbW92aW5nIHRoZSBib290 IHBhZ2UgdGFibGVzIHRvCj4gLmRhdGEucGFnZV9hbGlnbmVkIHNvbHZpbmcgdGhlIHByb2JsZW0/ IERvIHdlIG5lZWQgdG8gemVybwo+IC5kYXRhLnBhZ2VfYWxpZ25lZCBlYXJseSBvciBjYW4gd2Ug c2tpcCBpdCBiZWNhdXNlIGl0IGlzIGd1YXJhbnRlZWQgdG8KPiBhbHJlYWR5IGJlIHplcm8/CgpH bG9iYWwgdmFyaWFibGVzIGFyZSBpbml0aWFsaXplZCB0byB6ZXJvIGJ5IGRlZmF1bHQgcmVnYXJk bGVzcyB0aGUgCnNlY3Rpb24gdGhleSByZXNpZGUuIFVzdWFsbHkgdGhleSBhcmUgc3RvcmVkIGlu IEJTUyBiZWNhdXNlIGl0IHNhdmVzIApzcGFjZSBpbiB0aGUgYmluYXJ5LgoKV2l0aCB0aGUgSW1h Z2UgcHJvdG9jb2wsIEJTUyBpcyBub3QgaW5pdGlhbGl6ZWQgYnkgdGhlIGJvb3Rsb2FkZXIgc28g d2UgCmhhdmUgdG8gZG8gb3Vyc2VsZi4KClRoZSBzZWN0aW9uIC5kYXRhLnBhZ2VfYWxpZ25lZCBp cyBhbHdheXMgcGFydCBvZiB0aGUgYmluYXJ5LiBTbyB0aGUgCmNvbXBpbGVyIHdpbGwgd3JpdGUg emVybyBpbiB0aGUgYmluYXJ5IGZvciBhbnkgZ2xvYmFsIHZhcmlhYmxlcyBwYXJ0IG9mIAp0aGF0 IHNlY3Rpb24gYW5kIHRoZXJlZm9yZSB0aGUgY29ycmVzcG9uZGluZyBtZW1vcnkgd2lsbCBiZSB6 ZXJvZWQgd2hlbiAKbG9hZGluZyB0aGUgYmluYXJ5LgoKSWYgaXQgbWFrZXMgc2Vuc2UsIEkgY2Fu IHRyeSB0byBpbmNvcnBvcmF0ZSB0aGF0IGluIHRoZSBjb21taXQgbWVzc2FnZS4KCj4gCj4gCj4+ IEEgbmV3IG1hY3JvIERFRklORV9CT09UX1BBR0VfVEFCTEUgaXMgaW50cm9kdWNlZCB0byBjcmVh dGUgYW5kIG1hcmsKPj4gcGFnZS10YWJsZXMgdXNlZCBiZWZvcmUgQlNTIGlzIHplcm9lZC4gVGhp cyBpbmNsdWRlcyBhbGwgYm9vdF8qIGJ1dCBhbHNvCj4+IHhlbl9maXhtYXAgYXMgemVyb19ic3Mo KSB3aWxsIHByaW50IGEgbWVzc2FnZSB3aGVuIGVhcmx5cHJpbnRrIGlzCj4+IGVuYWJsZWQuCj4g Cj4gT24gYSBzaW1pbGFyIG5vdGUsIGFuZCBjb250aW51aW5nIGZyb20gd2hhdCBJIHdyb3RlIGFi b3ZlLCBkbyB3ZSBuZWVkIHRvCj4gbWFrZSBzdXJlIHRvIHplcm8gdGhlIHhlbl9maXhtYXAgYmVm b3JlIGhvb2tpbmcgaXQgdXAgc2V0dXBfZml4bWFwPwoKU2VlIGFib3ZlLgoKQ2hlZXJzLAoKLS0g Ckp1bGllbiBHcmFsbAoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVucHJvamVjdC5v cmcKaHR0cHM6Ly9saXN0cy54ZW5wcm9qZWN0Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL3hlbi1kZXZl bA==