[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [PATCH 10/16] x86/P2M: p2m_get_page_from_gfn() is HVM-only
- To: Jan Beulich <JBeulich@xxxxxxxx>
- From: George Dunlap <George.Dunlap@xxxxxxxxxx>
- Date: Mon, 14 Feb 2022 14:26:18 +0000
- Accept-language: en-US
- Arc-authentication-results: i=1; mx.microsoft.com 1; spf=none; dmarc=none; dkim=none; arc=none
- Arc-message-signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=PLbeoozoNl88oHhTxblOUPVdiF+hItASCVrCU+5u7OI=; b=QdHBKXv8BaeVyfU9NIQvV3k8P1/tRRfxnzvZ+ntP78M3TQXkW/VjHez0ovBQ36iNpSiHJnwQq3KjLP/qiB5z4O025Nqy4cfLAsjx1fiaQe2sabdk6G6/QGRe0T+yxmNpz1JUSpDHLsWsbLcQs8vQ9MMrkg7K+7udFJiZrrOAVJwQHBBt0zVO7l48VIqbCT1nYt2Ek2GFQTY79BvjpnCNFoxbWpVcLHLBpjp9xwP32bb7Co/Rsv+P9HWZhqPQl1tk9WkIVbc33fxDT4Lu8ZQOwZkzs6fFUgTfLNo/lcYJ0Vj5j9wNeL1FFWeUVoCWiidjs/beJYYbXaQLI4pCLD429w==
- Arc-seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=EW3d8mX1OVNzZRYpUtWP3x0FOvDVwFKWaorasqiwlTsIFDm+h8zwHq0vGzAEXVbGCP9Z+RuSif67YPukN+Z2CbgVUKF9ITPOsuvtd0RXTLrRsk7xsjhP36ygj+tW3xEKXYCg4wRMK7oC+UnL3YJlOAebSvd4vaWd/lz0u2apx2Uhi0zC3UPMk7xz+LSEqxEDaLW1UCj59TAULE/4wfwwGJztXIsx5alV7ktvEvC/Wpnn+do6HrtMnQRYQJJrTbEXFtY6FjGjVQTiBF2WcBrjIucxHc4bQEKU6e+Ee/1WqXBPjM2SnaycP+F+UM9k33YMWYTEXNmm9VZB+aEPTkzURg==
- Authentication-results: esa1.hc3370-68.iphmx.com; dkim=hardfail (body hash did not verify [final]) header.i=@citrix.onmicrosoft.com
- Cc: "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>, "Andrew Cooper" <Andrew.Cooper3@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Roger Pau Monne <roger.pau@xxxxxxxxxx>
- Delivery-date: Mon, 14 Feb 2022 14:26:27 +0000
- Ironport-data: A9a23:hSQgVa/DSkhzkHmbxHjHDrUDxXiTJUtcMsCJ2f8bNWPdYAuX7wSz/ BJcAD7Ya7vPIDfrKpolWDmFhRsE656Ex9U3TlBv+Sg0Q38VopLPD42QfxurYHzPd8eSF044s J5ON4bOJZk/EnPVrBrzbbbrpyYliqjXTOehU7es1kydPeNBYH5JZUVLx75p6mIRveWEPu+th T/Ti5GBYwCug28tYzxNsq6N+R1l5Kn8s21I4FdjNKwVsQODxiUZVJ4RG/q8fiDyKmV28k9WZ AphIJWRpD6xE8IFU4v9+lrDn8ljrof6ZWBisFIPM0SZqkUE9nxaPpoTbqJGMx8N0mnRxbid9 f0W3XCOYVZxVkHzsLx1vylwS0mS6oUfpdcriVDm2SCi5xWun0nEmp2CP2lvVWEswc5lAHkmy BAtAGtlgiZvJQ6B6OnTpuFE3qzPJSRwVW8VkikIITrxVZ7KTX1fKkljCBAxMDoY36hz8fjii 8UxQxF3fgnlbiB1IgkHK74SruWFlmjAbGgNwL6VjfJfD2n7yQVw1P7mMcbPe8zMTsJQ9qqaj juYpSKjWEhcbYHBj2remp6vrrancSfTd48VDrK1sNJ3hlma3kQYCQEMVEv9qv684qK7c4wDd hJNq3RyxUQ03EGoCf/Cbi+bmXeJuzE9QtRbDMEC6SjYn8I45C7GXzNZH1atcucOq8seVTEsk FiTkLvBFTFp9bGYV3+Z3rOVti+pfzgYK3cYYi0JRhdD5MPsyKkRpB/SStdoEIauk8b4Xzr3x li3QDMW3utJy5RRjuPioA6B02nESoX1ohAdzC7PTH+A4z5DfNC1RKCE21r2/ed/M9PMJrWeh 0Qsl8+b5eEIKJiCki2RXekAdI2UC+a53C702gA2QcR4n9i50zv6JN0LvmkiTKt8GptcIVfUj FnvVRS9DXO5FF+jdudJbo24EKzGJoCwRI2+Bpg4gjejC6WdlTNrHgkzPyZ8PEi3ySDAdJ3T3 r/BL66R4Y4yU/gP8dZPb751PUUX7i4/33jPYpvw0g6q17GTDFbMF+tZbwveM71htfjeyOkwz zq4H5HUoyizrcWkOnWHmWLtBQxiwYcH6WDe9JUMK7/rzvtOE2A9Ef7BqY7NiKQ+95m5Ytzgp ynnMmcBkQKXrSSedW2iNyAyAJuyDM0XhS9qYkQR0aOAhiFLjXCHt/xEKfPavNAPqYRe8BKDZ 6dZKpvQWqwVElwqOV01NPHAkWCrTzz27SqmNCu5ejkvOZlmQg3C4Nj/eQXzsiIJC0KKWQEW+ dVMDyvXHsgOQRpMFsHTZK79xl+9pyFFyulzQ1HJMp9Yf0C1qNpmLCn4j/kWJcAQKEqcmmvGh ljOWRpI9/PQp4IV8cXSgfzWpYmeDOYjTFFRGHPW7OjqOHCCrHaj24JJTM2BYSvZCDHv4Kyna OgMl6P8PfQLkUxkqY15F7o3n6sy68G2/+1Rzxh+HWWNZFOuU+syLn6D1MhJl6tM2r4G5lfmB hPRooFXYOzbNtnkHVgdIBseQt6CjfxEyCPP6fkVIVnh4HMl9rSwTkgPbQKHjzZQLeUpPdp9k /shosMf9ye2lgEuboSdlilR+mmBci4AXqEgus1ICYPnkFN2mFRLYJiaAS7q+pCfLd5LNxByc DOTgaPDgZVax1bDLCVvRSScg7IFiMRcog1OwX8DO0+Ny4jMifIA1RFM9Sg6E1ZOxRJd3uMvY mVmOiWZ/0lVE+uEUCSbY12RJg==
- Ironport-hdrordr: A9a23:2s7uIq+PVf6J4ske+X1uk+D9I+orL9Y04lQ7vn2ZLiYlCPBw9v re4cjzuiWE7wr5NEtQ/OxoW5PwIk80l6QFmLX5VI3KNGSL1wuVxa5ZnOnfKlbbakvDH4BmpM NdWpk7LJnVN3YSt62a3OHAeOxQuOVufMqT9JvjJyEHd3AQV4hQqzlCMEK6PyRNLmd7OaY=
- Ironport-sdr: 813hHJokbSRqHTfh8EeEciEKZA6EPn1V33YbsR1rGXlIfSf5Fa1CpwMFNLLyFyduRKAnlH25dw AddyKHruvnYjWs5Hjq4SQTybDsiNZRVMafAQF5bDomne0Wz/pVQBg37IlONdOJY850RaCBoeZq SajDUtuHmhn0J94eT34jVX4iiG1vwY4iBRSoX6fIgKVenhmIp9PRC6zRX8hPx66PS5jM/zznua JJm1E5hCl4r2hmNxH+oQNjzCVRfhFZREL97TeB2KOW5ZljCNoBNFfdqPJFikheDnhS9yyYBES1 brEJvEfY5LPqi01GYb4OTrhQ
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
- Thread-index: AQHXcbhq/OSzA1CQ40KMLkP1JktxTKyUejaA
- Thread-topic: [PATCH 10/16] x86/P2M: p2m_get_page_from_gfn() is HVM-only
> On Jul 5, 2021, at 5:10 PM, Jan Beulich <JBeulich@xxxxxxxx> wrote:
>
> This function is the wrong layer to go through for PV guests. It happens
> to work, but produces results which aren't fully consistent with
> get_page_from_gfn(). The latter function, however, cannot be used in
> map_domain_gfn() as it may not be the host P2M we mean to act on.
>
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
Reviewed-by: George Dunlap <george.dunlap@xxxxxxxxxx>
Attachment:
signature.asc
Description: Message signed with OpenPGP
|
