From mboxrd@z Thu Jan 1 00:00:00 1970 From: Julien Grall Subject: [PATCH MM-PART3 v2 05/12] xen/arm: mm: Introduce _PAGE_PRESENT and _PAGE_POPULATE Date: Tue, 14 May 2019 13:31:18 +0100 Message-ID: <20190514123125.29086-6-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 1hQWaq-0005MN-3t for xen-devel@lists.xenproject.org; Tue, 14 May 2019 12:31:40 +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 QXQgdGhlIG1vbWVudCwgdGhlIGZsYWdzIGFyZSBub3QgZW5vdWdoIHRvIGRlc2NyaWJlIHdoYXQg a2luZCBvZiB1cGRhdGUKd2lsbCBkb25lIG9uIHRoZSBWQSByYW5nZS4gVGhleSBuZWVkIHRvIGJl IHVzZWQgaW4gY29uanVuY3Rpb24gd2l0aCB0aGUKZW51bSB4ZW5tYXBfb3BlcmF0aW9uLgoKSXQg d291bGQgYmUgbW9yZSBjb252ZW5pZW50IHRvIGhhdmUgYWxsIHRoZSBpbmZvcm1hdGlvbiBmb3Ig dGhlIHVwZGF0ZQppbiBhIHNpbmdsZSBwbGFjZS4KClR3byBuZXcgZmxhZ3MgYXJlIGFkZGVkIHRv IHJlbW92ZSB0aGUgcmVsaWVuY2Ugb24geGVubWFwX29wZXJhdGlvbjoKICAgIC0gX1BBR0VfUFJF U0VOVDogSW5kaWNhdGUgd2hldGhlciB3ZSBhcmUgYWRkaW5nL3JlbW92aW5nIHRoZSBtYXBwaW5n CiAgICAtIF9QQUdFX1BPUFVMQVRFOiBJbmRpY2F0ZSB3aGV0aGVyIHdlIG9ubHkgcG9wdWxhdGUg cGFnZS10YWJsZXMKClNpZ25lZC1vZmYtYnk6IEp1bGllbiBHcmFsbCA8anVsaWVuLmdyYWxsQGFy bS5jb20+ClJldmlld2VkLWJ5OiBBbmRyaWkgQW5pc292IDxhbmRyaWlfYW5pc292QGVwYW0uY29t PgoKLS0tCiAgICBDaGFuZ2VzIGluIHYyOgogICAgICAgIC0gQWRkIEFuZHJpaSdzIHJldmlld2Vk LWJ5Ci0tLQogeGVuL2FyY2gvYXJtL21tLmMgICAgICAgICAgfCAyICstCiB4ZW4vaW5jbHVkZS9h c20tYXJtL3BhZ2UuaCB8IDkgKysrKysrKy0tCiAyIGZpbGVzIGNoYW5nZWQsIDggaW5zZXJ0aW9u cygrKSwgMyBkZWxldGlvbnMoLSkKCmRpZmYgLS1naXQgYS94ZW4vYXJjaC9hcm0vbW0uYyBiL3hl bi9hcmNoL2FybS9tbS5jCmluZGV4IDlkZTJhMTE1MGYuLjIxOTJkZWRlNTUgMTAwNjQ0Ci0tLSBh L3hlbi9hcmNoL2FybS9tbS5jCisrKyBiL3hlbi9hcmNoL2FybS9tbS5jCkBAIC0xMDgzLDcgKzEw ODMsNyBAQCBpbnQgbWFwX3BhZ2VzX3RvX3hlbih1bnNpZ25lZCBsb25nIHZpcnQsCiAKIGludCBw b3B1bGF0ZV9wdF9yYW5nZSh1bnNpZ25lZCBsb25nIHZpcnQsIHVuc2lnbmVkIGxvbmcgbnJfbWZu cykKIHsKLSAgICByZXR1cm4geGVuX3B0X3VwZGF0ZShSRVNFUlZFLCB2aXJ0LCBJTlZBTElEX01G TiwgbnJfbWZucywgMCk7CisgICAgcmV0dXJuIHhlbl9wdF91cGRhdGUoUkVTRVJWRSwgdmlydCwg SU5WQUxJRF9NRk4sIG5yX21mbnMsIF9QQUdFX1BPUFVMQVRFKTsKIH0KIAogaW50IGRlc3Ryb3lf eGVuX21hcHBpbmdzKHVuc2lnbmVkIGxvbmcgdiwgdW5zaWduZWQgbG9uZyBlKQpkaWZmIC0tZ2l0 IGEveGVuL2luY2x1ZGUvYXNtLWFybS9wYWdlLmggYi94ZW4vaW5jbHVkZS9hc20tYXJtL3BhZ2Uu aAppbmRleCAyYmNkYjBmMWE1Li5jYWYyZmFjMWZmIDEwMDY0NAotLS0gYS94ZW4vaW5jbHVkZS9h c20tYXJtL3BhZ2UuaAorKysgYi94ZW4vaW5jbHVkZS9hc20tYXJtL3BhZ2UuaApAQCAtNzYsNiAr NzYsOCBAQAogICoKICAqIFswOjJdIE1lbW9yeSBBdHRyaWJ1dGUgSW5kZXgKICAqIFszOjRdIFBl cm1pc3Npb24gZmxhZ3MKKyAqIFs1XSAgIFByZXNlbnQgYml0CisgKiBbNl0gICBQb3B1bGF0ZSBw YWdlIHRhYmxlCiAgKi8KICNkZWZpbmUgUEFHRV9BSV9NQVNLKHgpICgoeCkgJiAweDdVKQogCkBA IC04NiwxMiArODgsMTUgQEAKICNkZWZpbmUgUEFHRV9YTl9NQVNLKHgpICgoKHgpID4+IF9QQUdF X1hOX0JJVCkgJiAweDFVKQogI2RlZmluZSBQQUdFX1JPX01BU0soeCkgKCgoeCkgPj4gX1BBR0Vf Uk9fQklUKSAmIDB4MVUpCiAKKyNkZWZpbmUgX1BBR0VfUFJFU0VOVCAgICAoMVUgPDwgNSkKKyNk ZWZpbmUgX1BBR0VfUE9QVUxBVEUgICAoMVUgPDwgNikKKwogLyoKICAqIF9QQUdFX0RFVklDRSBh bmQgX1BBR0VfTk9STUFMIGFyZSBjb252ZW5pZW5jZSBkZWZpbmVzLiBUaGV5IGFyZSBub3QKICAq IG1lYW50IHRvIGJlIHVzZWQgb3V0c2lkZSBvZiB0aGlzIGhlYWRlci4KICAqLwotI2RlZmluZSBf UEFHRV9ERVZJQ0UgICAgX1BBR0VfWE4KLSNkZWZpbmUgX1BBR0VfTk9STUFMICAgIE1UX05PUk1B TAorI2RlZmluZSBfUEFHRV9ERVZJQ0UgICAgKF9QQUdFX1hOfF9QQUdFX1BSRVNFTlQpCisjZGVm aW5lIF9QQUdFX05PUk1BTCAgICAoTVRfTk9STUFMfF9QQUdFX1BSRVNFTlQpCiAKICNkZWZpbmUg UEFHRV9IWVBFUlZJU09SX1JPICAgICAgKF9QQUdFX05PUk1BTHxfUEFHRV9ST3xfUEFHRV9YTikK ICNkZWZpbmUgUEFHRV9IWVBFUlZJU09SX1JYICAgICAgKF9QQUdFX05PUk1BTHxfUEFHRV9STykK LS0gCjIuMTEuMAoKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhlbnByb2plY3Qub3Jn Cmh0dHBzOi8vbGlzdHMueGVucHJvamVjdC5vcmcvbWFpbG1hbi9saXN0aW5mby94ZW4tZGV2ZWw= 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 AA354C04AB4 for ; 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Tue, 14 May 2019 12:31:38 +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 9137315AD; Tue, 14 May 2019 05:31:38 -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 5DFA63F71E; Tue, 14 May 2019 05:31:37 -0700 (PDT) From: Julien Grall To: xen-devel@lists.xenproject.org Date: Tue, 14 May 2019 13:31:18 +0100 Message-Id: <20190514123125.29086-6-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 05/12] xen/arm: mm: Introduce _PAGE_PRESENT and _PAGE_POPULATE 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: <20190514123118.JHVNyPrDwN_wLLIpesGLvtd-5uH9hiT-6BKkAaUZaDs@z> QXQgdGhlIG1vbWVudCwgdGhlIGZsYWdzIGFyZSBub3QgZW5vdWdoIHRvIGRlc2NyaWJlIHdoYXQg a2luZCBvZiB1cGRhdGUKd2lsbCBkb25lIG9uIHRoZSBWQSByYW5nZS4gVGhleSBuZWVkIHRvIGJl IHVzZWQgaW4gY29uanVuY3Rpb24gd2l0aCB0aGUKZW51bSB4ZW5tYXBfb3BlcmF0aW9uLgoKSXQg d291bGQgYmUgbW9yZSBjb252ZW5pZW50IHRvIGhhdmUgYWxsIHRoZSBpbmZvcm1hdGlvbiBmb3Ig dGhlIHVwZGF0ZQppbiBhIHNpbmdsZSBwbGFjZS4KClR3byBuZXcgZmxhZ3MgYXJlIGFkZGVkIHRv IHJlbW92ZSB0aGUgcmVsaWVuY2Ugb24geGVubWFwX29wZXJhdGlvbjoKICAgIC0gX1BBR0VfUFJF U0VOVDogSW5kaWNhdGUgd2hldGhlciB3ZSBhcmUgYWRkaW5nL3JlbW92aW5nIHRoZSBtYXBwaW5n CiAgICAtIF9QQUdFX1BPUFVMQVRFOiBJbmRpY2F0ZSB3aGV0aGVyIHdlIG9ubHkgcG9wdWxhdGUg cGFnZS10YWJsZXMKClNpZ25lZC1vZmYtYnk6IEp1bGllbiBHcmFsbCA8anVsaWVuLmdyYWxsQGFy bS5jb20+ClJldmlld2VkLWJ5OiBBbmRyaWkgQW5pc292IDxhbmRyaWlfYW5pc292QGVwYW0uY29t PgoKLS0tCiAgICBDaGFuZ2VzIGluIHYyOgogICAgICAgIC0gQWRkIEFuZHJpaSdzIHJldmlld2Vk LWJ5Ci0tLQogeGVuL2FyY2gvYXJtL21tLmMgICAgICAgICAgfCAyICstCiB4ZW4vaW5jbHVkZS9h c20tYXJtL3BhZ2UuaCB8IDkgKysrKysrKy0tCiAyIGZpbGVzIGNoYW5nZWQsIDggaW5zZXJ0aW9u cygrKSwgMyBkZWxldGlvbnMoLSkKCmRpZmYgLS1naXQgYS94ZW4vYXJjaC9hcm0vbW0uYyBiL3hl bi9hcmNoL2FybS9tbS5jCmluZGV4IDlkZTJhMTE1MGYuLjIxOTJkZWRlNTUgMTAwNjQ0Ci0tLSBh L3hlbi9hcmNoL2FybS9tbS5jCisrKyBiL3hlbi9hcmNoL2FybS9tbS5jCkBAIC0xMDgzLDcgKzEw ODMsNyBAQCBpbnQgbWFwX3BhZ2VzX3RvX3hlbih1bnNpZ25lZCBsb25nIHZpcnQsCiAKIGludCBw b3B1bGF0ZV9wdF9yYW5nZSh1bnNpZ25lZCBsb25nIHZpcnQsIHVuc2lnbmVkIGxvbmcgbnJfbWZu cykKIHsKLSAgICByZXR1cm4geGVuX3B0X3VwZGF0ZShSRVNFUlZFLCB2aXJ0LCBJTlZBTElEX01G TiwgbnJfbWZucywgMCk7CisgICAgcmV0dXJuIHhlbl9wdF91cGRhdGUoUkVTRVJWRSwgdmlydCwg SU5WQUxJRF9NRk4sIG5yX21mbnMsIF9QQUdFX1BPUFVMQVRFKTsKIH0KIAogaW50IGRlc3Ryb3lf eGVuX21hcHBpbmdzKHVuc2lnbmVkIGxvbmcgdiwgdW5zaWduZWQgbG9uZyBlKQpkaWZmIC0tZ2l0 IGEveGVuL2luY2x1ZGUvYXNtLWFybS9wYWdlLmggYi94ZW4vaW5jbHVkZS9hc20tYXJtL3BhZ2Uu aAppbmRleCAyYmNkYjBmMWE1Li5jYWYyZmFjMWZmIDEwMDY0NAotLS0gYS94ZW4vaW5jbHVkZS9h c20tYXJtL3BhZ2UuaAorKysgYi94ZW4vaW5jbHVkZS9hc20tYXJtL3BhZ2UuaApAQCAtNzYsNiAr NzYsOCBAQAogICoKICAqIFswOjJdIE1lbW9yeSBBdHRyaWJ1dGUgSW5kZXgKICAqIFszOjRdIFBl cm1pc3Npb24gZmxhZ3MKKyAqIFs1XSAgIFByZXNlbnQgYml0CisgKiBbNl0gICBQb3B1bGF0ZSBw YWdlIHRhYmxlCiAgKi8KICNkZWZpbmUgUEFHRV9BSV9NQVNLKHgpICgoeCkgJiAweDdVKQogCkBA IC04NiwxMiArODgsMTUgQEAKICNkZWZpbmUgUEFHRV9YTl9NQVNLKHgpICgoKHgpID4+IF9QQUdF X1hOX0JJVCkgJiAweDFVKQogI2RlZmluZSBQQUdFX1JPX01BU0soeCkgKCgoeCkgPj4gX1BBR0Vf Uk9fQklUKSAmIDB4MVUpCiAKKyNkZWZpbmUgX1BBR0VfUFJFU0VOVCAgICAoMVUgPDwgNSkKKyNk ZWZpbmUgX1BBR0VfUE9QVUxBVEUgICAoMVUgPDwgNikKKwogLyoKICAqIF9QQUdFX0RFVklDRSBh bmQgX1BBR0VfTk9STUFMIGFyZSBjb252ZW5pZW5jZSBkZWZpbmVzLiBUaGV5IGFyZSBub3QKICAq IG1lYW50IHRvIGJlIHVzZWQgb3V0c2lkZSBvZiB0aGlzIGhlYWRlci4KICAqLwotI2RlZmluZSBf UEFHRV9ERVZJQ0UgICAgX1BBR0VfWE4KLSNkZWZpbmUgX1BBR0VfTk9STUFMICAgIE1UX05PUk1B TAorI2RlZmluZSBfUEFHRV9ERVZJQ0UgICAgKF9QQUdFX1hOfF9QQUdFX1BSRVNFTlQpCisjZGVm aW5lIF9QQUdFX05PUk1BTCAgICAoTVRfTk9STUFMfF9QQUdFX1BSRVNFTlQpCiAKICNkZWZpbmUg UEFHRV9IWVBFUlZJU09SX1JPICAgICAgKF9QQUdFX05PUk1BTHxfUEFHRV9ST3xfUEFHRV9YTikK ICNkZWZpbmUgUEFHRV9IWVBFUlZJU09SX1JYICAgICAgKF9QQUdFX05PUk1BTHxfUEFHRV9STykK LS0gCjIuMTEuMAoKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhlbnByb2plY3Qub3Jn Cmh0dHBzOi8vbGlzdHMueGVucHJvamVjdC5vcmcvbWFpbG1hbi9saXN0aW5mby94ZW4tZGV2ZWw=