From patchwork Thu Sep 8 13:55:13 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Penny Zheng X-Patchwork-Id: 12970350 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 E69C2C54EE9 for ; Thu, 8 Sep 2022 16:33:17 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.403470.645591 (Exim 4.92) (envelope-from ) id 1oWKSa-0002Vd-Dm; Thu, 08 Sep 2022 16:33:00 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 403470.645591; Thu, 08 Sep 2022 16:33:00 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1oWKSa-0002VW-Aa; Thu, 08 Sep 2022 16:33:00 +0000 Received: by outflank-mailman (input) for mailman id 403470; Thu, 08 Sep 2022 16:32:59 +0000 Received: from se1-gles-flk1-in.inumbo.com ([94.247.172.50] helo=se1-gles-flk1.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1oWKSZ-0002V6-MI for xen-devel@lists.xenproject.org; Thu, 08 Sep 2022 16:32:59 +0000 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by se1-gles-flk1.inumbo.com (Halon) with ESMTP id e124b17f-2f7d-11ed-9760-273f2230c3a0; Thu, 08 Sep 2022 15:55:21 +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 47A40106F; Thu, 8 Sep 2022 06:56:01 -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 529DC3F7B4; Thu, 8 Sep 2022 06:55:51 -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: e124b17f-2f7d-11ed-9760-273f2230c3a0 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 , Michal Orzel , Julien Grall Subject: [PATCH v8 9/9] xen: Add static memory sharing in SUPPORT.md Date: Thu, 8 Sep 2022 21:55:13 +0800 Message-Id: <20220908135513.1800511-10-Penny.Zheng@arm.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220908135513.1800511-1-Penny.Zheng@arm.com> References: <20220908135513.1800511-1-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 --- v8 changes: - no change --- 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