From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-qv1-f48.google.com (mail-qv1-f48.google.com [209.85.219.48]) (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 134DB8F68 for ; Wed, 13 Sep 2023 14:43:57 +0000 (UTC) Received: by mail-qv1-f48.google.com with SMTP id 6a1803df08f44-6516a8e2167so42454766d6.2 for ; Wed, 13 Sep 2023 07:43:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ziepe.ca; s=google; t=1694616237; x=1695221037; 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=c0cbqkEduU01nLH1Y89HfiElcJwA0c0qIffqWqEitJ0=; b=Z2CJiSzOSFHmy2S6QFlw5CROvpNTJzCnrJ+C4Vu8MfxEjwVTVdXHAtjLSyi0mbPV0h bI3mJaSrGJ42YuoS6BD1XdPNEmA2vfYOBO0YVYcBfr7HzZwUdWqFQF2DWlddpVuqriuG XF0PWaSlteOlr8hqsjQTrfJVmJJd9m2GU0ZZsXsL1gUIIGbSs65L7SjkejOPwUDo+gEi CTQLpKx6IxJgLLs94nRG6eRzu91ZTa++pdyWEoCBucTT6ngvDbf94uvh9Zp3lUf0gEFU 5RicykWjVa/eyDSE2mJVbRoaiWwklaY45twvQIBR9oObwlcKMRekY2YD9tUKe9XU4Dhv bKAA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1694616237; x=1695221037; 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=c0cbqkEduU01nLH1Y89HfiElcJwA0c0qIffqWqEitJ0=; b=r+lE784j8kDX8rckdyZw+4U7UMY3rtdc4srzfgjXRhYX5boXlUHiaFeU0v53JhRwkp BQf62l9fQVcnGiQrdL9M9jV9jpgBzh+alpCHL4ztCUneZAsCINI8Rgs/iG/iwdjWJexk yuhW+yhd9kbkmHgYXzmWNVppNj34rAfrmodx+DKPnKt5N7gGTKTJmXub7TKB2i7P6MgR 2ijxrp8ItSL4CxNBMOoon13YXdEyaM1MUC+adbN83FjkOrZzDSbCO4XreRDw3H7ZiIP/ 58Q0OS08WV2Eic1Xj3dHkxNFD1xB7GYrN+eBJFu6taSW96RERUZse/fJ1QsnhNTWhJl4 AJ9Q== X-Gm-Message-State: AOJu0YxlkZjecDKVineGU/Djkm1RdMK6k98NjSTeUOTT0wG87ut2dIZX nrsOBIgUzwZlLLK4KSkUPKlXWw== X-Google-Smtp-Source: AGHT+IEr++u7cNiFpU4qQY5b8fkOiQu5VZQfEBcGWMzNhk+sAJVUiRmhjaLbI/jmI6zfn/hMEnstpA== X-Received: by 2002:a05:6214:458e:b0:641:88e0:9f67 with SMTP id op14-20020a056214458e00b0064188e09f67mr2573788qvb.64.1694616236989; Wed, 13 Sep 2023 07:43:56 -0700 (PDT) Received: from ziepe.ca (hlfxns017vw-134-41-202-196.dhcp-dynamic.fibreop.ns.bellaliant.net. [134.41.202.196]) by smtp.gmail.com with ESMTPSA id p4-20020a05620a112400b007675c4b530fsm3947235qkk.28.2023.09.13.07.43.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 13 Sep 2023 07:43:56 -0700 (PDT) Received: from jgg by wakko with local (Exim 4.95) (envelope-from ) id 1qgR5w-003egk-3T; Wed, 13 Sep 2023 11:43:56 -0300 Date: Wed, 13 Sep 2023 11:43:56 -0300 From: Jason Gunthorpe To: Vasant Hegde Cc: iommu@lists.linux.dev, joro@8bytes.org, suravee.suthikulpanit@amd.com, wei.huang2@amd.com, jsnitsel@redhat.com Subject: Re: [PATCH v2 05/10] iommu/amd: Use protection_domain.flags to check page table mode Message-ID: References: <20230816174031.634453-1-vasant.hegde@amd.com> <20230816174031.634453-6-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: <20230816174031.634453-6-vasant.hegde@amd.com> On Wed, Aug 16, 2023 at 05:40:26PM +0000, Vasant Hegde wrote: > Page table mode (v1, v2 or pt) is per domain property. Recently we have > enhanced protection_domain.pd_mode to track per domain page table mode. > Use that variable to check the page table mode instead of global > 'amd_iommu_pgtable' in {map/unmap}_pages path. > > Signed-off-by: Vasant Hegde > --- > drivers/iommu/amd/iommu.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) Reviewed-by: Jason Gunthorpe Jason