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Fri, 12 Jul 2019 23:42:47 +0000 (GMT) Received: from b01ledav006.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id E6DD3AC059; Fri, 12 Jul 2019 23:42:40 +0000 (GMT) Received: from morokweng.localdomain (unknown [9.85.135.203]) by b01ledav006.gho.pok.ibm.com (Postfix) with ESMTPS; Fri, 12 Jul 2019 23:42:40 +0000 (GMT) References: <20190712053631.9814-1-bauerman@linux.ibm.com> <20190712053631.9814-3-bauerman@linux.ibm.com> <20190712071328.GA22889@lst.de> User-agent: mu4e 1.2.0; emacs 26.2 From: Thiago Jung Bauermann To: Christoph Hellwig Subject: Re: [PATCH 2/3] DMA mapping: Move SME handling to x86-specific files In-reply-to: <20190712071328.GA22889@lst.de> Date: Fri, 12 Jul 2019 20:42:31 -0300 Message-ID: <87r26ug6qg.fsf@morokweng.localdomain> MIME-Version: 1.0 Content-Type: text/plain X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-07-12_06:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1907120244 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-s390@vger.kernel.org, Mike Anderson , Konrad Rzeszutek Wilk , Robin Murphy , x86@kernel.org, Ram Pai , linux-kernel@vger.kernel.org, Halil Pasic , iommu@lists.linux-foundation.org, Ingo Molnar , Borislav Petkov , "Lendacky, Thomas" , "H. Peter Anvin" , linux-fsdevel@vger.kernel.org, Thomas Gleixner , linuxppc-dev@lists.ozlabs.org, Alexey Dobriyan , Marek Szyprowski Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" [ Cc'ing Tom Lendacky which I forgot to do earlier. Sorry about that. ] Hello Christoph, Christoph Hellwig writes: > Honestly I think this code should go away without any replacement. > There is no reason why we should have a special debug printk just > for one specific reason why there is a requirement for a large DMA > mask. Makes sense. I'll submit a v2 which just removes this code. -- Thiago Jung Bauermann IBM Linux Technology Center