From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f175.google.com (mail-il1-f175.google.com [209.85.166.175]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D5E2613AF9 for ; Sat, 29 Jun 2024 01:11:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.175 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719623514; cv=none; b=NFqDnzs3L41fNqffaJEjuxiOor8Uy7zl7ppe5q7uPHAZzk+SjCVArwVzPSq7wRHus2N26SrSslPN14RCdD7PnlfbDFCkK8CrUeiA3nJdAhm8dmftdzST9E5RWsAxoVNA9Rwm8Ko0jsSXuHRDRllmvOvzu3yhlAUrA3zAFAMOFT0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719623514; c=relaxed/simple; bh=6F/k6dwYH218Hyi1PGuaEb/Ijjso6ev6K6yn6UDiB3w=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=fxZkNHAbCK8vlZOBOld6E+4zDjsEA3O4kZ6jPSVquo5ByU7tuZvDsCuJ9Jy+T5o94JYedMfqNtn0CcuIe08B2jqvYG5csPBD0msbWTwwQwCfN0sYOJpjOb1n4VMuyCQ/yO59+Ll7wWNM0f3XZhkbc6Z1+LjA2ls2o/oEjGoZ5H4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=ziepe.ca; spf=pass smtp.mailfrom=ziepe.ca; dkim=pass (2048-bit key) header.d=ziepe.ca header.i=@ziepe.ca header.b=OFv5uden; arc=none smtp.client-ip=209.85.166.175 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=ziepe.ca Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ziepe.ca Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=ziepe.ca header.i=@ziepe.ca header.b="OFv5uden" Received: by mail-il1-f175.google.com with SMTP id e9e14a558f8ab-376069031c7so4957685ab.0 for ; Fri, 28 Jun 2024 18:11:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ziepe.ca; s=google; t=1719623512; x=1720228312; darn=vger.kernel.org; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=zmaMdKg0RidMIfRNkaCLQQUn8DgSGfF9Lh4khZx7QZA=; b=OFv5udenEcKgF16Y+HBYr9MZHcwY7RYcczrSH6WLqP5mF63vKTpjGH8KTAbPLAxr2o APVfcDdP3CZwsOSQ6RiQiOOqoXjqE99HkNEE/CVBu8VhGXlGY0HtfrsGaX8SYkjNjW4Z pXl6bdJnrqfUCnZkx4ne+XQHH6+n/gI52zDiLYuij1U6BA4W9d+TPZSJlP+oS51/Ltv6 cKvR9knTKh58FhYIQFBAZVhWgxi7t9PTTDXuLj60CwbjJcABYHRaAhFpvOUrHavs2aZG Z+OYk4wAWGEc36kakav0QZZ8p4k0QeI3IFQsdpY1nLc9XgceQ9IYcJC1gwQIktdP4ecd JJ4g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1719623512; x=1720228312; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=zmaMdKg0RidMIfRNkaCLQQUn8DgSGfF9Lh4khZx7QZA=; b=lFSnFbnBv5nfMcT0BZ4UgsH6gubzYX66+aG2SCrUfzUzf7hJViX2435UVRtr/rceBl z8Yn9rWkjhY6O2c3bOO8LfEwiuNls4UCzOWp/TF1KobrTraxGCBxrmJ9QU7Yn9IqQUX8 OvxrrGALJO/TDHXcu/+Z2g9i9KzgrAs0CZHYtT+7VREBkq0u1aCLw9hCE5BGUuwAEnGE Nt8FCABc13stw7BSTihm08+VrH3UnrvwvGa/zxhlf1M8SLgh0nqGOO2MY3LfEoWbFZ6s x1K9gpMESHmEXhEfjAb5/NjxiMYC6Ys0R5ILvdxxuIEe93dTNtpwBjDhvUDPlWoDoxlo sw+w== X-Forwarded-Encrypted: i=1; AJvYcCWPl3LYofT0AqTHxoXSg3y/QLCbJT384s9MVDdPWOdCf4NrVlUy/S1isrpjlDDrg58Q5MKTIBGDcUkaFDiP3gqCRgvvHs2YntQXg3fp X-Gm-Message-State: AOJu0YzkWMKe8bHRR75v6wHq82TVZ0T9CuSAUsn2hPfcTtAz8WfUxQJR myNOt4AX0Jby2GlzgAcgCeBh3xIlOLWEicV/qS5uMjtyB4japUJCFc+6Sdp9jMA= X-Google-Smtp-Source: AGHT+IEt4WuI6UUriXHM21a/iZG/YuB8wOThjfEiLBUbcEKDogKRn2+UhIh8HyJ2Q/QTwEKSXlIHrw== X-Received: by 2002:a05:6e02:20e7:b0:376:492e:a13b with SMTP id e9e14a558f8ab-376492ea27amr214270955ab.28.1719623511924; Fri, 28 Jun 2024 18:11:51 -0700 (PDT) Received: from ziepe.ca ([24.114.37.55]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-72c69b53be5sm1784142a12.16.2024.06.28.18.11.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 28 Jun 2024 18:11:51 -0700 (PDT) Received: from jgg by jggl with local (Exim 4.95) (envelope-from ) id 1sNIw0-0004UM-BR; Fri, 28 Jun 2024 18:15:08 -0300 Date: Fri, 28 Jun 2024 18:15:08 -0300 From: Jason Gunthorpe To: Lu Baolu Cc: Kevin Tian , Joerg Roedel , Will Deacon , Robin Murphy , Jean-Philippe Brucker , Nicolin Chen , Yi Liu , Jacob Pan , Joel Granados , iommu@lists.linux.dev, virtualization@lists.linux-foundation.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v7 02/10] iommu: Remove sva handle list Message-ID: References: <20240616061155.169343-1-baolu.lu@linux.intel.com> <20240616061155.169343-3-baolu.lu@linux.intel.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240616061155.169343-3-baolu.lu@linux.intel.com> On Sun, Jun 16, 2024 at 02:11:47PM +0800, Lu Baolu wrote: > The struct sva_iommu represents an association between an SVA domain and > a PASID of a device. It's stored in the iommu group's pasid array and also > tracked by a list in the per-mm data structure. Removes duplicate tracking > of sva_iommu by eliminating the list. > > Signed-off-by: Lu Baolu > --- > include/linux/iommu.h | 2 -- > drivers/iommu/iommu-priv.h | 3 +++ > drivers/iommu/iommu-sva.c | 30 ++++++++++++++++++++---------- > drivers/iommu/iommu.c | 31 +++++++++++++++++++++++++++++++ > 4 files changed, 54 insertions(+), 12 deletions(-) Reviewed-by: Jason Gunthorpe Jason