From mboxrd@z Thu Jan 1 00:00:00 1970 From: Julien Grall Subject: [PATCH MM-PART3 v2 04/12] xen/arm: mm: Only increment mfn when valid in xen_pt_update Date: Tue, 14 May 2019 13:31:17 +0100 Message-ID: <20190514123125.29086-5-julien.grall@arm.com> References: <20190514123125.29086-1-julien.grall@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from us1-rack-dfw2.inumbo.com ([104.130.134.6]) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1hQWao-0005Le-0o for xen-devel@lists.xenproject.org; Tue, 14 May 2019 12:31:38 +0000 In-Reply-To: <20190514123125.29086-1-julien.grall@arm.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: xen-devel@lists.xenproject.org Cc: Oleksandr_Tyshchenko@epam.com, Julien Grall , Stefano Stabellini , Andrii Anisov List-Id: xen-devel@lists.xenproject.org Q3VycmVudGx5LCB0aGUgTUZOIHdpbGwgYmUgaW5jcmVtZW50ZWQgZXZlbiBpZiBpdCBpcyBpbnZh bGlkLiBUaGlzIHdpbGwKcmVzdWx0IHRvIGhhdmUgYSB2YWxpZCBNRk4gYWZ0ZXIgdGhlIGZpcnN0 IGl0ZXJhdGlvbi4KCldoaWxlIHRoaXMgaXMgbm90IGEgbWFqb3IgcHJvYmxlbSB0b2RheSwgdGhp cyB3aWxsIGJlIGluIHRoZSBmdXR1cmUgaWYKdGhlIGNvZGUgZXhwZWN0IGFuIGludmFsaWQgTUZO IGF0IGV2ZXJ5IGl0ZXJhdGlvbi4KClN1Y2ggYmVoYXZpb3IgaXMgcHJldmVudGVkIGJ5IGF2b2lk aW5nIHRvIGluY3JlbWVudCBhbiBpbnZhbGlkIE1GTi4KClNpZ25lZC1vZmYtYnk6IEp1bGllbiBH cmFsbCA8anVsaWVuLmdyYWxsQGFybS5jb20+ClJldmlld2VkLWJ5OiBBbmRyaWkgQW5pc292IDxh bmRyaWlfYW5pc292QGVwYW0uY29tPgoKLS0tCiAgICBDaGFuZ2VzIGluIHYyOgogICAgICAgIC0g TW92ZSB0aGUgcGF0Y2ggZWFybGllciBvbiBpbiB0aGUgc2VyaWVzCiAgICAgICAgLSBBZGQgQW5k cmlpJ3MgcmV2aWV3ZWQtYnkKLS0tCiB4ZW4vYXJjaC9hcm0vbW0uYyB8IDUgKysrKy0KIDEgZmls ZSBjaGFuZ2VkLCA0IGluc2VydGlvbnMoKyksIDEgZGVsZXRpb24oLSkKCmRpZmYgLS1naXQgYS94 ZW4vYXJjaC9hcm0vbW0uYyBiL3hlbi9hcmNoL2FybS9tbS5jCmluZGV4IGY5NTZhYTYzOTkuLjlk ZTJhMTE1MGYgMTAwNjQ0Ci0tLSBhL3hlbi9hcmNoL2FybS9tbS5jCisrKyBiL3hlbi9hcmNoL2Fy bS9tbS5jCkBAIC0xMDUxLDExICsxMDUxLDE0IEBAIHN0YXRpYyBpbnQgeGVuX3B0X3VwZGF0ZShl bnVtIHhlbm1hcF9vcGVyYXRpb24gb3AsCiAKICAgICBzcGluX2xvY2soJnhlbl9wdF9sb2NrKTsK IAotICAgIGZvcig7IGFkZHIgPCBhZGRyX2VuZDsgYWRkciArPSBQQUdFX1NJWkUsIG1mbiA9IG1m bl9hZGQobWZuLCAxKSkKKyAgICBmb3IoIDsgYWRkciA8IGFkZHJfZW5kOyBhZGRyICs9IFBBR0Vf U0laRSApCiAgICAgewogICAgICAgICByYyA9IHhlbl9wdF91cGRhdGVfZW50cnkob3AsIGFkZHIs IG1mbiwgZmxhZ3MpOwogICAgICAgICBpZiAoIHJjICkKICAgICAgICAgICAgIGJyZWFrOworCisg ICAgICAgIGlmICggIW1mbl9lcShtZm4sIElOVkFMSURfTUZOKSApCisgICAgICAgICAgICBtZm4g PSBtZm5fYWRkKG1mbiwgMSk7CiAgICAgfQogCiAgICAgLyoKLS0gCjIuMTEuMAoKCl9fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5n IGxpc3QKWGVuLWRldmVsQGxpc3RzLnhlbnByb2plY3Qub3JnCmh0dHBzOi8vbGlzdHMueGVucHJv amVjdC5vcmcvbWFpbG1hbi9saXN0aW5mby94ZW4tZGV2ZWw= 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=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT 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 00FF7C04AB6 for ; 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Tue, 14 May 2019 12:31:37 +0000 (UTC) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 1FBEB15AB; Tue, 14 May 2019 05:31:37 -0700 (PDT) Received: from e108454-lin.cambridge.arm.com (e108454-lin.cambridge.arm.com [10.1.196.50]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id E08DF3F71E; Tue, 14 May 2019 05:31:35 -0700 (PDT) From: Julien Grall To: xen-devel@lists.xenproject.org Date: Tue, 14 May 2019 13:31:17 +0100 Message-Id: <20190514123125.29086-5-julien.grall@arm.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20190514123125.29086-1-julien.grall@arm.com> References: <20190514123125.29086-1-julien.grall@arm.com> Subject: [Xen-devel] [PATCH MM-PART3 v2 04/12] xen/arm: mm: Only increment mfn when valid in xen_pt_update 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: Oleksandr_Tyshchenko@epam.com, Julien Grall , Stefano Stabellini , Andrii Anisov MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: base64 Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" Message-ID: <20190514123117.oa88Qc7CnaikqGYa4PC6dBCquoQ4fdXv5z6dw1QqebY@z> Q3VycmVudGx5LCB0aGUgTUZOIHdpbGwgYmUgaW5jcmVtZW50ZWQgZXZlbiBpZiBpdCBpcyBpbnZh bGlkLiBUaGlzIHdpbGwKcmVzdWx0IHRvIGhhdmUgYSB2YWxpZCBNRk4gYWZ0ZXIgdGhlIGZpcnN0 IGl0ZXJhdGlvbi4KCldoaWxlIHRoaXMgaXMgbm90IGEgbWFqb3IgcHJvYmxlbSB0b2RheSwgdGhp cyB3aWxsIGJlIGluIHRoZSBmdXR1cmUgaWYKdGhlIGNvZGUgZXhwZWN0IGFuIGludmFsaWQgTUZO IGF0IGV2ZXJ5IGl0ZXJhdGlvbi4KClN1Y2ggYmVoYXZpb3IgaXMgcHJldmVudGVkIGJ5IGF2b2lk aW5nIHRvIGluY3JlbWVudCBhbiBpbnZhbGlkIE1GTi4KClNpZ25lZC1vZmYtYnk6IEp1bGllbiBH cmFsbCA8anVsaWVuLmdyYWxsQGFybS5jb20+ClJldmlld2VkLWJ5OiBBbmRyaWkgQW5pc292IDxh bmRyaWlfYW5pc292QGVwYW0uY29tPgoKLS0tCiAgICBDaGFuZ2VzIGluIHYyOgogICAgICAgIC0g TW92ZSB0aGUgcGF0Y2ggZWFybGllciBvbiBpbiB0aGUgc2VyaWVzCiAgICAgICAgLSBBZGQgQW5k cmlpJ3MgcmV2aWV3ZWQtYnkKLS0tCiB4ZW4vYXJjaC9hcm0vbW0uYyB8IDUgKysrKy0KIDEgZmls ZSBjaGFuZ2VkLCA0IGluc2VydGlvbnMoKyksIDEgZGVsZXRpb24oLSkKCmRpZmYgLS1naXQgYS94 ZW4vYXJjaC9hcm0vbW0uYyBiL3hlbi9hcmNoL2FybS9tbS5jCmluZGV4IGY5NTZhYTYzOTkuLjlk ZTJhMTE1MGYgMTAwNjQ0Ci0tLSBhL3hlbi9hcmNoL2FybS9tbS5jCisrKyBiL3hlbi9hcmNoL2Fy bS9tbS5jCkBAIC0xMDUxLDExICsxMDUxLDE0IEBAIHN0YXRpYyBpbnQgeGVuX3B0X3VwZGF0ZShl bnVtIHhlbm1hcF9vcGVyYXRpb24gb3AsCiAKICAgICBzcGluX2xvY2soJnhlbl9wdF9sb2NrKTsK IAotICAgIGZvcig7IGFkZHIgPCBhZGRyX2VuZDsgYWRkciArPSBQQUdFX1NJWkUsIG1mbiA9IG1m bl9hZGQobWZuLCAxKSkKKyAgICBmb3IoIDsgYWRkciA8IGFkZHJfZW5kOyBhZGRyICs9IFBBR0Vf U0laRSApCiAgICAgewogICAgICAgICByYyA9IHhlbl9wdF91cGRhdGVfZW50cnkob3AsIGFkZHIs IG1mbiwgZmxhZ3MpOwogICAgICAgICBpZiAoIHJjICkKICAgICAgICAgICAgIGJyZWFrOworCisg ICAgICAgIGlmICggIW1mbl9lcShtZm4sIElOVkFMSURfTUZOKSApCisgICAgICAgICAgICBtZm4g PSBtZm5fYWRkKG1mbiwgMSk7CiAgICAgfQogCiAgICAgLyoKLS0gCjIuMTEuMAoKCl9fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5n IGxpc3QKWGVuLWRldmVsQGxpc3RzLnhlbnByb2plY3Qub3JnCmh0dHBzOi8vbGlzdHMueGVucHJv amVjdC5vcmcvbWFpbG1hbi9saXN0aW5mby94ZW4tZGV2ZWw=