From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oi1-f181.google.com (mail-oi1-f181.google.com [209.85.167.181]) (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 0AAF61E53F for ; Thu, 30 Nov 2023 17:53:59 +0000 (UTC) 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="ZAPaZRvJ" Received: by mail-oi1-f181.google.com with SMTP id 5614622812f47-3b84e328327so707337b6e.2 for ; Thu, 30 Nov 2023 09:53:59 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ziepe.ca; s=google; t=1701366839; x=1701971639; darn=lists.linux.dev; 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=m697ifUX9X9ZplebMMGMHLUBOgLEyfUm1TWhOvlFGBE=; b=ZAPaZRvJD/4mcl+5yapJ6DqMSM1EBaUSWwzEcW5BrompA+AJj66ZAHHdhSSV9gwYQG pBETxTQ1Tb9VhqsF0XcHPChZc2nc4KdOTT59xVGoNpJvRx1jI4vxskgqaXragJBYtx+1 6ascSxBU4GjinKAGQ96MFgyHhv1AF6aNkpfIFCOntc573FUXxdsK9Fok5iO5xWedotw4 LrHhyBl5PJv4kNp+/qq7waigNfNzWD8j70QkF85MM38J3O6vn116iyu5OkDMu0eBmAXy GP3NB9G+jZo20qPAACFX+xan5VOKM1QD23w+7+k2Q0jOcdftNzofvMn+zmvOu69dKHHb C+9g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1701366839; x=1701971639; 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=m697ifUX9X9ZplebMMGMHLUBOgLEyfUm1TWhOvlFGBE=; b=kSU7hHAH1eYyUETgfHzmy7yVyLIGb2HyV6CbEk291u0DVToNh3QnF+O2VyWQL8pRst 2cnA9Izl3q8XOWzPAqejWi6BxGGQciZP8CKbt+zdL++IOtMyKjZE8F04Zf4+KQJ+Ivd6 U578JjVWGjxZuIT6zQ9A4cS1YuT0V+e6MzcKrRsZgHVd2eXawgr7h7jef70q3FxNKArx L6UN2Yi+sol/ydmdvHu7Mk0JBgbdouHKLC8Fz6CoJO85205+drm6pgHGB8TMh5sbXMTE XQWUHErQanXCwWsxMiDjtfoXA0fn6QsHZ2ocGFhK6OYn7g/jpsoC42VpzDgyp5mGvNUx 4BMg== X-Gm-Message-State: AOJu0YxsJgq6qDp5Hu1NWGxJ+nh1grjWsUeSYcHjJAdlj+Z+OoLvvka4 keG2EtPbV84coOxj6bYS38K0y+Irx6wjTj3wgGY= X-Google-Smtp-Source: AGHT+IFMPbsJbBI3lrkjpFYiOHwTbmJIP7X15WXFHXZfc/G6uHQ/CdvMqdvhdvdKwiy5zgESNqeISQ== X-Received: by 2002:a05:6808:238d:b0:3b2:e61f:f0a8 with SMTP id bp13-20020a056808238d00b003b2e61ff0a8mr327099oib.45.1701366839061; Thu, 30 Nov 2023 09:53:59 -0800 (PST) Received: from ziepe.ca (hlfxns017vw-142-134-23-187.dhcp-dynamic.fibreop.ns.bellaliant.net. [142.134.23.187]) by smtp.gmail.com with ESMTPSA id bm5-20020a0568081a8500b003b8695c93d3sm252155oib.32.2023.11.30.09.53.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 30 Nov 2023 09:53:58 -0800 (PST) Received: from jgg by wakko with local (Exim 4.95) (envelope-from ) id 1r8lEb-0069oj-Qf; Thu, 30 Nov 2023 13:53:57 -0400 Date: Thu, 30 Nov 2023 13:53:57 -0400 From: Jason Gunthorpe To: Vasant Hegde Cc: iommu@lists.linux.dev, joro@8bytes.org, suravee.suthikulpanit@amd.com Subject: Re: [PATCH v2 9/9] iommu/amd/pgtbl_v2: Invalidate updated page ranges only Message-ID: <20231130175357.GG1394392@ziepe.ca> References: <20231122090215.6191-1-vasant.hegde@amd.com> <20231122090215.6191-10-vasant.hegde@amd.com> Precedence: bulk X-Mailing-List: iommu@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20231122090215.6191-10-vasant.hegde@amd.com> On Wed, Nov 22, 2023 at 09:02:15AM +0000, Vasant Hegde wrote: > Enhance __domain_flush_pages() to detect domain page table mode and use > that info to build invalidation commands. So that we can use > amd_iommu_domain_flush_pages() to invalidate v2 page table. > > Also pass PASID, gn variable to device_flush_iotlb() so that it can build > IOTLB invalidation command for both v1 and v2 page table. > > Signed-off-by: Vasant Hegde > --- > drivers/iommu/amd/io_pgtable_v2.c | 10 ++-------- > drivers/iommu/amd/iommu.c | 28 ++++++++++++++++++++-------- > 2 files changed, 22 insertions(+), 16 deletions(-) Reviewed-by: Jason Gunthorpe Jason