From mboxrd@z Thu Jan 1 00:00:00 1970 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 1C860C48BC3 for ; Mon, 19 Feb 2024 09:17:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=+mfXpm+F6IH+VtybPVFfZgVjhi593CJ6+VgUZ6wnpfE=; b=mn2q604+wBDnum u83uY4c3cRzx0aQCo7XCw8iSb3w9zM+Hw1+xrfXl77MwQ7fVKpHKQid0K++uKZj/FC5G160WxBYcW 4xt+GLxJyO9T7iznIbTqnnow+MULhEhG5SygO3Ql2gnnWEMKA/zG0wl+EJt1VQcNQhqc6aCbLpFmr 1In4yj6l9OaJZrhAY+pzh6rrN/ElVFvORoX9VhPPCcEkXiMkfW6dKcfD3rqQwcrNSKQUNtTXhq1z8 qQxDVzVhONr/HGL2Nu/8smwEfmzkK5Yi3RiSbZ5hfWruMndyiMMSGNPShVq6xbZRZK+iqUK2T2Njh Y5zb0PHkWJsu2uz4XiTA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rbzm6-00000009lGW-0kIq; Mon, 19 Feb 2024 09:17:22 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rbzm0-00000009lEf-2zHb for linux-arm-kernel@lists.infradead.org; Mon, 19 Feb 2024 09:17:17 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 657C560C41; Mon, 19 Feb 2024 09:17:15 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7A44FC43394; Mon, 19 Feb 2024 09:17:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1708334235; bh=dD3INK0771hk25i6LkvIjVMoJ3kpzAlg/X0uVYDQORA=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=jVjvwDb0GFMfrllhHFnP7TNXuxovgdiUO9KzIIfjPZViwPxRUphxP/Tz5jMlHPwXx a4ZIaldT0DZmjTGzrf8sUTUhIUIGP+r4NxMG8rw+MGxmDkZq3hfd1VW6jTYzbQwmCi LrJsiMKtM5poAcFs4EJHaysoM0VGw2Pm/CrKdDKgZxoRxdfQuizaGGUT+UX0D5JgRl 72chEzlbuC4mlBn+7+m6VTtWKXaDtqx7AxGsMsk6f1Z4DKOS3ycY+L9IXJvyAb7pBj YczfjptHCQJUP/91NvD3KwaQ++eMFMXk1seJgCOH4HIB4K7gh+dVenm8APoQGS9IV5 XTVluns0kF44w== Date: Mon, 19 Feb 2024 09:17:09 +0000 From: Will Deacon To: Daniel Mentz Cc: "ni.liqiang" , Robin Murphy , Joerg Roedel , "jin . qi" , linux-arm-kernel@lists.infradead.org, iommu@lists.linux.dev, linux-kernel@vger.kernel.org Subject: Re: [PATCH] drivers/iommu: Ensure that the queue base address is successfully written during SMMU initialization. Message-ID: <20240219091709.GA4105@willie-the-truck> References: <20240218050224.33426-1-niliqiang.io@gmail.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240219_011716_889531_813BF4EF X-CRM114-Status: GOOD ( 11.88 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org T24gU3VuLCBGZWIgMTgsIDIwMjQgYXQgMDk6NDQ6NDdQTSAtMDgwMCwgRGFuaWVsIE1lbnR6IHdy b3RlOgo+IE9uIFNhdCwgRmViIDE3LCAyMDI0IGF0IDk6MDLigK9QTSBuaS5saXFpYW5nIDxuaWxp cWlhbmcuaW9AZ21haWwuY29tPiB3cm90ZToKPiA+IElmIHRoZXJlIGFyZSBubyBtZW1vcnkgYmFy cmllcnMsIGhvdyBjYW4gd2UgZW5zdXJlIHRoaXMgb3JkZXI/Cj4gCj4gIFRoZSBTTU1VIHJlZ2lz dGVycyBhcmUgYWNjZXNzZWQgdXNpbmcgRGV2aWNlLW5HblJFIGF0dHJpYnV0ZXMuIEl0IGlzCj4g bXkgdW5kZXJzdGFuZGluZyB0aGF0LCBmb3IgRGV2aWNlLW5HblJFLCB0aGUgQXJtIGFyY2hpdGVj dHVyZSByZXF1aXJlcwo+IHRoYXQgd3JpdGVzIHRvIHRoZSBzYW1lIHBlcmlwaGVyYWwgYXJyaXZl IGF0IHRoZSBlbmRwb2ludCBpbiBwcm9ncmFtCj4gb3JkZXIuCgpZdXAsIHRoYXQncyBjb3JyZWN0 LiBUaGUgIm5SIiBwYXJ0IG1lYW5zICJub24tUmVvcmRlcmluZyIsIHNvIHNvbWV0aGluZwplbHNl IGlzIGdvaW5nIG9uIGhlcmUuCgpXaWxsCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fXwpsaW51eC1hcm0ta2VybmVsIG1haWxpbmcgbGlzdApsaW51eC1hcm0t a2VybmVsQGxpc3RzLmluZnJhZGVhZC5vcmcKaHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFp bG1hbi9saXN0aW5mby9saW51eC1hcm0ta2VybmVsCg==