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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 2562EC43334 for ; Fri, 22 Jul 2022 12:51:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Cc:To:Subject:Message-ID:Date:From: In-Reply-To:References:MIME-Version:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=NGVl+IUy2sS1hnH613nWAo/a7TG9mTh7QE1rOBPYPpg=; b=EKJ5pMZb6QFoEy q5e9ba6/+NGzqxwnSkGKgOwyUWnCAuJ0r2OtpSwoHSr9JKavLY9Iy+ESfNvfyTAFQ3L8Q4oKi34P1 NooV4XDG0gWIsNp3cqioTSG2MCOhi7nMWYqXGpQu/9aXXL6wyyoq84JGgjLd6vtTqOytt6L8ttPe+ UMHUnnmxZTDt5LNZqstRl3NBAW4EIrz6JJpcL0boIKXAF1oOvXw1uGpU//6YnWywS0BQZXsdMm8K3 KtPaiAaaERgSAYonSivhm0L86FqanKL8m3z1oGvLoXEkVtD/DsgGdgCWNl7Q7cbxG81+IG3Tq3qcR vWhzTd1n/RrlarfY+bvg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oEs7F-004XPq-7g; Fri, 22 Jul 2022 12:50:50 +0000 Received: from mout.kundenserver.de ([217.72.192.73]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oEs78-004XKM-N9 for linux-arm-kernel@lists.infradead.org; Fri, 22 Jul 2022 12:50:44 +0000 Received: from mail-ot1-f50.google.com ([209.85.210.50]) by mrelayeu.kundenserver.de (mreue108 [213.165.67.113]) with ESMTPSA (Nemesis) id 1Md6ZB-1nfGNZ0oBH-00aCrv for ; Fri, 22 Jul 2022 14:50:38 +0200 Received: by mail-ot1-f50.google.com with SMTP id a14-20020a0568300b8e00b0061c4e3eb52aso3269290otv.3 for ; Fri, 22 Jul 2022 05:50:38 -0700 (PDT) X-Gm-Message-State: AJIora+6rLTsDrRH3/uJOkrjYr9q4ZBfxTdPx47zN8nYrVUz+tTufpF6 ONTr0uJ1/CRrvKIU2sjK89POWBmMexJuL13ewmY= X-Google-Smtp-Source: AGRyM1sDu/TpsmUL03yo2zlYiqADzD7kWYXEumM72Hw0lH5LjdoiFgedlCyyF4Wn3/dsln+XanwsGK9LvhTX5PmDwTw= X-Received: by 2002:a05:6830:61cd:b0:618:d560:b787 with SMTP id cc13-20020a05683061cd00b00618d560b787mr184615otb.154.1658494236940; Fri, 22 Jul 2022 05:50:36 -0700 (PDT) MIME-Version: 1.0 References: <20220720190208.11270-1-lukas.bulwahn@gmail.com> In-Reply-To: <20220720190208.11270-1-lukas.bulwahn@gmail.com> From: Arnd Bergmann Date: Fri, 22 Jul 2022 14:50:20 +0200 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH] dma-mapping: update comment after dmabounce removal To: Lukas Bulwahn Cc: Russell King , Christoph Hellwig , Arnd Bergmann , Linux ARM , kernel-janitors , Linux Kernel Mailing List X-Provags-ID: V03:K1:7qdZgTwu6BayJllQCEBiFX9fSjSHPlwba2cF6xgI7QysS2A52DX AN9t5vpKNg35uYkcOLc1Um1bsghsxY+L46b4OS+bK02fxFGzh9NvLgFEhUHb7qy+VuzR8YX fwRvUQifSIKFgcagROu3ArP93kRCv2BR1DJNEGLIzPiQ1lN733V77nqQNQYw8x1fldG3o6/ l818dgFw4BhWBGVeJdFgQ== X-UI-Out-Filterresults: notjunk:1;V03:K0:8MLjI92aTK8=:PD0no6YXTNB8VT1zhYLMXU 6tz0JDkh9zfqT5sF5q+HteWLU0jC6GgFyW0sarEJfUGUoOu9nGhMNLO8DZhHoSWk5T121Dl36 HyFimm9UC1m24hOfJg2y9w39bAePCcgUe338Mb5HHFi6Z6QMyHdlokrLVzUsn4aYGYGJ648vl sFa3FkQ7NAaqfuQZgA9Exacdr/rv6+Lh72i4JP7CLda+WX/KmtPRkRipwRREr29wov0oXA7sJ UkfciJakFeCmxcnq0sSTEK3yk6qu1+tjWp/NvCffFfc0kAyvc/Er4hSQ+XVFfsY0hM46QvPyA Pqd9o92vBT3WiqQNy/V/htPY3i/T3lpAaoyhBiHRzxPr7tg89zXdzciEPykEk49wurg4mgyeI 4kXZBJM55Bms5gVnpfKXuEl7bHTfZWeZOdFjKzozxlPC7jN7Nsp2/B0o3rw41KzaYjue6U2e/ LtPb7K3AVipE4MvZIdhGq48btbCISC9fe2kn0neTUpsJKKkqCG8N3Q6kqFOX3nMInmOJyzkqw oqPtUWW+a1vvf16sF8SwQxKyIi2+rXiivTsqvrDfIUuIAWoUjzNgypoJH4Bh1UiMQdYv+VLLq BTVZ5Etxi/sRB396VKhGMbCdLjbCv1yBrBfXWnK5Qt77Cbhee/hBDjEnlDcuZPJAjIGxVVmxx ZWzBoTlnlq+H0kOH6ExXh6fEV2VPFE4hC+jnGzKnshBvRwYzeKzxcVm/qUL6or4j2YD4jbriy nu0IQ8QC/G6isdzL3I6jYDUQjtgaOTSEoHeipQ== X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220722_055043_079545_9A25340E X-CRM114-Status: GOOD ( 14.10 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Wed, Jul 20, 2022 at 9:02 PM Lukas Bulwahn wrote: > > Commit e3217540c271 ("ARM/dma-mapping: remove dmabounce") removes the > config DMABOUNCE. A comment to the function __dma_page_cpu_to_dev() refers > to this removed config DMABOUNCE. > > Remove the obsolete explanation, but keep the recommendation not to use > __dma_page_cpu_to_dev() and use dma_sync_* functions instead. > > Signed-off-by: Lukas Bulwahn > --- Thanks! Acked-by: Arnd Bergmann The e3217540c271 commit is only in Christoph's dma-mapping tree, so this would ideally get applied on top before the merge window. Arnd _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel