From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7BA52606A31A for ; Thu, 29 Oct 2026 00:48:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=lists.infradead.org header.i=@lists.infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=XwB08eqk; dkim=pass (1024-bit key, unprotected) header.d=linux.microsoft.com header.i=@linux.microsoft.com header.a=rsa-sha256 header.s=default header.b=mv7SX9h2 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Unsubscribe-Post: List-Owner; bh=8/qTbI62mjIsuFversGAlrB/yJw9VmdLUTb4PF/KWfU=; b=XwB08eqkCw9nHy fq2msmURP7HWi6mBPfL/Q7Mwl4+E/90CA3qXG13qsjRxOfNHlezn4r0oOdjtNDTD9u7rTqmzbT/5B d8A+AKIrvSOgCb1AzSXIMVW9Zwi8UVH9S4ejWYsdi9DhI26bisEsffzUiyvXZ8kJvaNtErHQFNLku axuU4mf4akQQVl11v4wzhvIClqJs881pe0RJRlj+OGpba341qogc0qb2AUG+t0lbOvRbnoHHICEt/ WLi0j0+cDkU9t79azL93k+h19FlKphNHX/F5kGQSrZVM1e+QWmR2k0Zkvtk1hXDiRuTZ+085F3ini qyaUTLoEG9dAQkDBv5eQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.100.1 #2 (Red Hat Linux)) id 1xMEJn-00000008763-1vuT; Thu, 29 Oct 2026 00:48:35 +0000 Received: from linux.microsoft.com ([13.77.154.182]) by bombadil.infradead.org with esmtp (Exim 4.100.1 #2 (Red Hat Linux)) id 1xMEJj-0000000875D-2HrK for linux-arm-kernel@lists.infradead.org; Thu, 29 Oct 2026 00:48:32 +0000 Received: from [192.168.0.15] (unknown [52.172.102.253]) by linux.microsoft.com (Postfix) with ESMTPSA id DCA8C20B7167; Wed, 28 Oct 2026 17:48:14 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com DCA8C20B7167 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1793234897; bh=8/qTbI62mjIsuFversGAlrB/yJw9VmdLUTb4PF/KWfU=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=mv7SX9h2iXoe0BNxs9zhVTBplDrTb9yhTnaUHzak2ekbF6K5Rw5fV0RPI98Pac0uF nwQNyyReUqBj9pZhnqwNE1pPy6qvtpR+yH9TPflgQqjej45De3SXK67xEEcFwFyXe8 p86EWPHYun9frPQyZfA5vztB4ETPkbcdAhU0QQRQ= Message-ID: Date: Wed, 28 Oct 2026 17:48:23 -0700 X-Archived-By: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v5 1/6] arm64: rsi: Add RSI host call structure and helper function To: catalin.marinas@arm.com, will@kernel.org, mark.rutland@arm.com Cc: linux-arm-kernel@lists.infradead.org References: <20261002215725.2015959-1-kameroncarr@linux.microsoft.com> <20261002215725.2015959-2-kameroncarr@linux.microsoft.com> <20261022074138.GA1512710@liuwe-devbox-debian-v2.local> Content-Language: en-US From: Kameron Carr In-Reply-To: <20261022074138.GA1512710@liuwe-devbox-debian-v2.local> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-17.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20261028_174831_618718_963EB354 X-CRM114-Status: GOOD ( 11.64 ) X-Spam-Score: -2.1 (--) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Hello ARM maintainers, On 10/22/2026 12:41 AM, Wei Liu wrote: > On Fri, Oct 02, 2026 at 02:57:20PM -0700, Kameron Carr wrote: >> Add struct rsi_host_call to arm-smccc-rsi.h, which represents the host >> call data structure used by the Realm Management Monitor (RMM) for the >> RSI_HOST_CALL interface. The structure contains a 16-bit immediate field >> and 31 general-purpose register values, aligned to 256 bytes as required >> by the CCA RMM specification. >> >> Add rsi_host_call() static inline wrapper in arm-rsi-cmds.h that invokes >> SMC_RSI_HOST_CALL with the physical address of the host call structure. >> This will be used by Hyper-V guest code to route hypercalls through the >> RSI interface when running inside an Arm CCA Realm. >> >> Reviewed-by: Michael Kelley >> Signed-off-by: Kameron Carr >> --- >> include/linux/arm-rsi-cmds.h | 22 ++++++++++++++++++++++ >> include/linux/arm-smccc-rsi.h | 7 +++++++ > > ARM maintainers, I think this needs an ack from you? > > Wei Do you have any issues with this patch? -- Regards, Kameron