From patchwork Wed Sep 7 16:27:31 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Rahul Singh X-Patchwork-Id: 12969228 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 3FF60C38145 for ; Wed, 7 Sep 2022 16:28:16 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.402024.644005 (Exim 4.92) (envelope-from ) id 1oVxu4-00068F-Kt; Wed, 07 Sep 2022 16:27:52 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 402024.644005; Wed, 07 Sep 2022 16:27:52 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1oVxu4-000688-IG; Wed, 07 Sep 2022 16:27:52 +0000 Received: by outflank-mailman (input) for mailman id 402024; Wed, 07 Sep 2022 16:27:50 +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 1oVxu2-000682-UU for xen-devel@lists.xenproject.org; Wed, 07 Sep 2022 16:27:50 +0000 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by se1-gles-sth1.inumbo.com (Halon) with ESMTP id 03332409-2eca-11ed-a016-b9edf5238543; Wed, 07 Sep 2022 18:27:49 +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 DF393106F; Wed, 7 Sep 2022 09:27:54 -0700 (PDT) Received: from e109506.cambridge.arm.com (e109506.cambridge.arm.com [10.1.199.62]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 63CFB3F71A; Wed, 7 Sep 2022 09:27:47 -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: 03332409-2eca-11ed-a016-b9edf5238543 From: Rahul Singh To: xen-devel@lists.xenproject.org Cc: Andrew Cooper , George Dunlap , Jan Beulich , Julien Grall , Stefano Stabellini , Wei Liu , Bertrand Marquis , Volodymyr Babchuk Subject: [PATCH v5 0/7] xen/evtchn: implement static event channel signaling Date: Wed, 7 Sep 2022 17:27:31 +0100 Message-Id: X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 The purpose of this patch series is to add the static event channel signaling support to Xen on Arm based on design doc [1]. [1] https://lists.xenproject.org/archives/html/xen-devel/2022-05/msg01160.html Julien Grall (1): xen/evtchn: Make sure all buckets below d->valid_evtchns are allocated Rahul Singh (5): xen/evtchn: restrict the maximum number of evtchn supported for domUs xen/evtchn: modify evtchn_alloc_unbound to allocate specified port xen/evtchn: modify evtchn_bind_interdomain to support static evtchn xen/arm: introduce new xen,enhanced property value xen/arm: introduce xen-evtchn dom0less property Stanislav Kinsburskii (1): xen/evtchn: Add an helper to reserve/allocate a port docs/misc/arm/device-tree/booting.txt | 102 ++++++++++++++++ xen/arch/arm/domain_build.c | 167 +++++++++++++++++++++++++- xen/arch/arm/include/asm/kernel.h | 23 +++- xen/arch/arm/include/asm/setup.h | 1 + xen/arch/arm/setup.c | 2 + xen/common/event_channel.c | 121 ++++++++++++------- xen/include/xen/device_tree.h | 16 +++ xen/include/xen/event.h | 8 +- 8 files changed, 387 insertions(+), 53 deletions(-)