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 lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (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 2F8D8C43458 for ; Mon, 13 Jul 2026 19:42:35 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [127.0.0.1]) by lists.ozlabs.org (Postfix) with ESMTP id 4gzXs55Lc6z2y8p; Tue, 14 Jul 2026 05:42:33 +1000 (AEST) Authentication-Results: lists.ozlabs.org; arc=none smtp.remote-ip="2607:f8b0:4864:20::830" ARC-Seal: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1783971753; cv=none; b=cW39mMr11Z0HgFwxsoyUSu6NCDvlypWTolBZguKftnrQj+K9IFT4REjI1+LUVh7hT+iivo05F/FAyA702Ino0GvxngdlWb4KPFhaFohF0P8IpW1HUzAs0BAcP/fnk9Pk6RP05AdGUz/ZES3fJA0xM4i5TGT0gwiC0TaAoE0NFY4IwkTEl6zkrAo77CehAl4CFChBhG1ToCQdSnFqHHHHib0cV4i4As12ZjMlCLXgUhT72Xh/yae4Qt1oNmpC0ZTDZ4T/gJQm9KNOmd4ZjaDl44bGWaVSdNDeGsm/2Ana8iwNLaAomjT3mlNs0klFjX/yLHMIBk6+6Ik23Y+1YxmDDA== ARC-Message-Signature: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1783971753; c=relaxed/relaxed; bh=1BBsjNZJ46p61GVJyRNvRKNhKTJyhEwUbX6XNXZgDe0=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=DSLUuUAgQox7jGVc2qdgEJGpoTBXTiugHIaK/gUSxPz4roIAIo1oXo25QB4dKmoddrf+LekbErFL5c9HhEDqjlqBF3jIpaGbOKrPRV2vyhnt3FVBi3uzVYxT4W0Y1BfaKIhu0hu7zl2iKYiVjTf/gwMXahsprv34Un6uFiocO2GAI4UY2oXJY5SgYK9GRO5pS4UnUaEZbN/UqoVjZvDF2lknwJ+6u8CYRVRS/sD4MzwWw6qU1DfsflISls0RIvdZUy0EUUP8DSjDZuU4cCL9UQDgtsvz7OW5Pr+zws4KdhXb9ivdJQwa41j4JOnqQ/F8D8kgWlCGIjcNddqVVEjc7g== ARC-Authentication-Results: i=1; lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=ziepe.ca; dkim=pass (2048-bit key; secure) header.d=ziepe.ca header.i=@ziepe.ca header.a=rsa-sha256 header.s=google header.b=h4PJiI1f; dkim-atps=neutral; spf=pass (client-ip=2607:f8b0:4864:20::830; helo=mail-qt1-x830.google.com; envelope-from=jgg@ziepe.ca; receiver=lists.ozlabs.org) smtp.mailfrom=ziepe.ca Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=ziepe.ca Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; secure) header.d=ziepe.ca header.i=@ziepe.ca header.a=rsa-sha256 header.s=google header.b=h4PJiI1f; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=ziepe.ca (client-ip=2607:f8b0:4864:20::830; helo=mail-qt1-x830.google.com; envelope-from=jgg@ziepe.ca; receiver=lists.ozlabs.org) Received: from mail-qt1-x830.google.com (mail-qt1-x830.google.com [IPv6:2607:f8b0:4864:20::830]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange x25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4gzXs46L1Nz2y1F for ; Tue, 14 Jul 2026 05:42:32 +1000 (AEST) Received: by mail-qt1-x830.google.com with SMTP id d75a77b69052e-51c2a818fc4so25802021cf.2 for ; Mon, 13 Jul 2026 12:42:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ziepe.ca; s=google; t=1783971751; x=1784576551; darn=lists.ozlabs.org; h=in-reply-to:content-disposition:content-type:mime-version :references:message-id:subject:cc:to:from:date:from:to:cc:subject :date:message-id:reply-to:content-type; bh=1BBsjNZJ46p61GVJyRNvRKNhKTJyhEwUbX6XNXZgDe0=; b=h4PJiI1fxo9+IuKsk5k5p2HpaFVD6q9UZcfujwh4/Jae/oFhLqijy3aqaaRxqW51cv BqAgSz+5WcBZOw1uSa/uwTLDSAmt0f1DUokkqcT2AeteN8KzyLjW3hX9VLxr5oxCkkBR DYNPKA7XnV+poyrDXBEQGmHrLaDO1h6tPOhksmygIx4uA9Dyn2mvWSj8c4sHNJqspHt0 8Y5xJ/0Q1yAPTZ/Z2RFiicacNEPrGjD1rTBSTOmRdY7pWdVM0HzbtjLCdlf4Wd+ad+hb Ss1FrJF/iz7NtjlaGcfxDnzgrZah+umh4bjbFhfOy6z/rci4BI2hvuy0kO6d+uWXHwTH r/DQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1783971751; x=1784576551; h=in-reply-to:content-disposition:content-type:mime-version :references:message-id:subject:cc:to:from:date:x-gm-gg :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to :content-type; bh=1BBsjNZJ46p61GVJyRNvRKNhKTJyhEwUbX6XNXZgDe0=; b=Tvv8EHdy4LQ0cOzpK77QU51JmBxMkUPe62e+Q3sF37vwxL2IdT4WQHgUpqBbMrBx50 SkS5dv5U5+Bib5PEUY3/HNOdzYIDBpktCdz8rTpQaHuIHlOq0RjrulP8rZctS/KJ1nxW DtXrIBAxcid9524gp2EQkJ193Y/dGyIw6UpnRcZ6prNYCG4MENNAC1gyM/v/+gt9xhCW mJK3k3eZuw72OPnWX/I3sV5zF3qs9igzOtMYHQ6xoPSxqX5ZceZsuXMLCNXFY/xmu1tF xdz6QmSV0oec3UaQcVPahm4LrJeNKQN/WJLBkjIemAPnRfdSH9G0y6ddavyujX0yUkVd k72w== X-Forwarded-Encrypted: i=1; AHgh+RoicmfjKNRo2hkTNtC5GAzyd/CKtPcPxKfdVHbwTdLk41PChdkS5Zm60o3vsUtrAiFYL2U+4qAhJ1lwU70=@lists.ozlabs.org X-Gm-Message-State: AOJu0YyLfiAcFZUvFOBfTa9Uf+rhRCeJebknHt9jGS7YpXqPcB30uAik lk7E5tR9E4EL9r6tRM1eyDBXi7vkDNWFaVSR14TXOVTFrImFhJ2gs5JOrje/WAPSmaU= X-Gm-Gg: AfdE7cmJ53Jnse64ljoFA3Ks8ZG0mq/CGAE+R6ziutcmpkzWMf5KNgbh9Kc++60Hkei QY/jn92zYYZodBlPRpBJfJ1daf28C5sbX1Ct9fnT4NwZznCv/7f/cj6I/d0wQwystsQwtAGoLy6 UYCp4TYt227FGHW2bIvuPEWbRvMtzPa2FMHiMkd9KiInAc//Hkdj3c3UZQPONUgd1v4GtPkyIZj JxUuIeDi6D49tqOoxOPc4ofDsVZrUOiyy0w4PwrPJP6ZNVmT9qZ0NxhVna1Dyow6X5XoaHDynqw Vno9jMFPemujCQMnNSAdRe1lEXM1WicXOKKeD8jqsQWhu9MwNMRvdPk94Xna2XUELEbTTEQ5Wt7 fXb7O6C6sLqQ5SVaD4VrPVw9UiUXCl9oCNw4tc5kGrloreUfhnf5fSMKnwpDW X-Received: by 2002:ac8:7d53:0:b0:517:6550:2a0 with SMTP id d75a77b69052e-51cbf0b836emr108931441cf.19.1783971750625; Mon, 13 Jul 2026 12:42:30 -0700 (PDT) Received: from ziepe.ca ([159.2.72.92]) by smtp.gmail.com with ESMTPSA id 6a1803df08f44-8ffd5bbac2asm138277776d6.21.2026.07.13.12.42.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 13 Jul 2026 12:42:30 -0700 (PDT) Received: from jgg by wakko with local (Exim 4.97) (envelope-from ) id 1wjMXt-0000000E6oU-2oJ5; Mon, 13 Jul 2026 16:42:29 -0300 Date: Mon, 13 Jul 2026 16:42:29 -0300 From: Jason Gunthorpe To: "Aneesh Kumar K.V (Arm)" Cc: iommu@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-coco@lists.linux.dev, Robin Murphy , Marek Szyprowski , Will Deacon , Marc Zyngier , Steven Price , Suzuki K Poulose , Catalin Marinas , Jiri Pirko , Mostafa Saleh , Petr Tesarik , Alexey Kardashevskiy , Dan Williams , Xu Yilun , linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, Madhavan Srinivasan , Michael Ellerman , Nicholas Piggin , "Christophe Leroy (CS GROUP)" , Alexander Gordeev , Gerald Schaefer , Heiko Carstens , Vasily Gorbik , Christian Borntraeger , Sven Schnelle , x86@kernel.org Subject: Re: [PATCH v7 22/22] swiotlb: remove unused SWIOTLB_FORCE flag Message-ID: <20260713194229.GB3133966@ziepe.ca> References: <20260701054926.825925-1-aneesh.kumar@kernel.org> <20260701054926.825925-23-aneesh.kumar@kernel.org> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260701054926.825925-23-aneesh.kumar@kernel.org> On Wed, Jul 01, 2026 at 11:19:26AM +0530, Aneesh Kumar K.V (Arm) wrote: > SWIOTLB_FORCE has no remaining in-tree users. Forced bouncing is now > controlled through the swiotlb=force command line option via > swiotlb_force_bounce. > > Remove the unused flag and simplify the force_bounce initialization. > > Signed-off-by: Aneesh Kumar K.V (Arm) > --- > include/linux/swiotlb.h | 3 +-- > kernel/dma/swiotlb.c | 3 +-- > 2 files changed, 2 insertions(+), 4 deletions(-) Reviewed-by: Jason Gunthorpe Jason