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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B82BBC7618B for ; Tue, 14 Mar 2023 02:09:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229968AbjCNCJ0 (ORCPT ); Mon, 13 Mar 2023 22:09:26 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53578 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229925AbjCNCJX (ORCPT ); Mon, 13 Mar 2023 22:09:23 -0400 Received: from mga06.intel.com (mga06b.intel.com [134.134.136.31]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9454975A5A; Mon, 13 Mar 2023 19:09:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1678759750; x=1710295750; h=message-id:date:mime-version:cc:subject:to:references: from:in-reply-to:content-transfer-encoding; bh=G1/3y3dcSdq3xNv7u6FChjU9738dM/KXkMNrLkFY6Kc=; b=jhDuUuraWUdb875ZqylZ96TtReyv6PtpUHdb2EPAsgiLBnE3JxR5dewt PgxlxhasCdL8NCq/nGssDDTUaV8w05IVhC5YwvaLAWiLc0GDT5ktMRUth qKoRHKkdJo6j9S8lEXPcKfi0Xj2wG7/em5gI1HjmucZ+DsT5vwrBUBIIO 3lZqTrw/tKbGdUjqeqjmZp18Tb66oO39T9GoEw9q3Z7lxjEWlbbzGTbwT 5ii00eebBUDDKJQWpePuhLdnfErIBjYso7Wxl6ausSh8DBBV56oqktJvp I8zlGNJbzIjWDqgOSQDN4vDWxAqFXw3s87czbV2YVrC1Ib9onuR8AEel7 A==; X-IronPort-AV: E=McAfee;i="6500,9779,10648"; a="399897775" X-IronPort-AV: E=Sophos;i="5.98,258,1673942400"; d="scan'208";a="399897775" Received: from orsmga006.jf.intel.com ([10.7.209.51]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Mar 2023 19:09:10 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10648"; a="656171382" X-IronPort-AV: E=Sophos;i="5.98,258,1673942400"; d="scan'208";a="656171382" Received: from allen-box.sh.intel.com (HELO [10.239.159.48]) ([10.239.159.48]) by orsmga006.jf.intel.com with ESMTP; 13 Mar 2023 19:09:04 -0700 Message-ID: Date: Tue, 14 Mar 2023 10:08:00 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.7.1 Cc: baolu.lu@linux.intel.com, Will Deacon , David Woodhouse , Raj Ashok , "Tian, Kevin" , Yi Liu , "Yu, Fenghua" , Dave Jiang , Kirill Shutemov , Tony Luck Subject: Re: [PATCH v6 3/7] iommu/sva: Remove PASID to mm lookup function Content-Language: en-US To: Jacob Pan , LKML , iommu@lists.linux.dev, Jason Gunthorpe , Joerg Roedel , Jean-Philippe Brucker , Robin Murphy , Dave Hansen , Thomas Gleixner , X86 Kernel , bp@alien8.de, "H. Peter Anvin" , Peter Zijlstra , corbet@lwn.net, vkoul@kernel.org, dmaengine@vger.kernel.org, linux-doc@vger.kernel.org References: <20230313204158.1495067-1-jacob.jun.pan@linux.intel.com> <20230313204158.1495067-4-jacob.jun.pan@linux.intel.com> From: Baolu Lu In-Reply-To: <20230313204158.1495067-4-jacob.jun.pan@linux.intel.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 3/14/23 4:41 AM, Jacob Pan wrote: > There is no user of iommu_sva_find() function, remove it so that PASID > allocator can be a simple IDA. Device drivers are expected to store > and keep track of their own PASID metadata. > > Signed-off-by: Jason Gunthorpe > Signed-off-by: Jacob Pan Reviewed-by: Lu Baolu Best regards, baolu