From patchwork Tue Sep 6 08:59:41 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Penny Zheng X-Patchwork-Id: 12967128 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 68B0AECAAA1 for ; Tue, 6 Sep 2022 09:09:19 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.399695.640952 (Exim 4.92) (envelope-from ) id 1oVUZq-0003J4-Py; Tue, 06 Sep 2022 09:09:02 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 399695.640952; Tue, 06 Sep 2022 09:09:02 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1oVUZq-0003Ix-NH; Tue, 06 Sep 2022 09:09:02 +0000 Received: by outflank-mailman (input) for mailman id 399695; Tue, 06 Sep 2022 09:09:00 +0000 Received: from se1-gles-sth1-in.inumbo.com ([159.253.27.254] helo=se1-gles-sth1.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1oVURU-0007aG-2M for xen-devel@lists.xenproject.org; Tue, 06 Sep 2022 09:00:24 +0000 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by se1-gles-sth1.inumbo.com (Halon) with ESMTP id 5750893b-2dc2-11ed-a016-b9edf5238543; Tue, 06 Sep 2022 11:00:23 +0200 (CEST) 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 E62C1139F; Tue, 6 Sep 2022 02:00:28 -0700 (PDT) Received: from a011292.shanghai.arm.com (a011292.shanghai.arm.com [10.169.190.94]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 82CF83F7B4; Tue, 6 Sep 2022 02:00:19 -0700 (PDT) X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: 5750893b-2dc2-11ed-a016-b9edf5238543 From: Penny Zheng To: xen-devel@lists.xenproject.org Cc: wei.chen@arm.com, Penny Zheng , Andrew Cooper , George Dunlap , Jan Beulich , Julien Grall , Stefano Stabellini , Wei Liu , Penny Zheng Subject: [PATCH v7 9/9] xen: Add static memory sharing in SUPPORT.md Date: Tue, 6 Sep 2022 16:59:41 +0800 Message-Id: <20220906085941.944592-10-Penny.Zheng@arm.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220906085941.944592-1-Penny.Zheng@arm.com> References: <20220906085941.944592-1-Penny.Zheng@arm.com> MIME-Version: 1.0 on ARM, static memory sharing is tech preview, which shall be documented in SUPPORT.md Signed-off-by: Penny Zheng Reviewed-by: Michal Orzel Acked-by: Julien Grall --- v7 changes: - doc refinement --- v6 change: - new commit --- SUPPORT.md | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/SUPPORT.md b/SUPPORT.md index 8e040d1c1e..1979824ce5 100644 --- a/SUPPORT.md +++ b/SUPPORT.md @@ -299,6 +299,13 @@ Allow sharing of identical pages between guests Status, x86 HVM: Experimental +### Static Memory Sharing + +Allow to statically set up shared memory on dom0less system, +enabling domains to do shm-based communication + + Status, ARM: Tech Preview + ### Memory Paging Allow pages belonging to guests to be paged to disk